SEC Info - ChromaDex Corp. - ‘10-K’ for 12/31/16

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ChromaDex Corp. – ‘10-K’ for 12/31/16 – ‘EX-101.LAB’

On: Thursday, 3/16/17, at 4:06pm ET · For: 12/31/16 · Accession #: 1654954-17-2092 · File #: 1-37752

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 3/16/17  ChromaDex Corp.                   10-K       12/31/16   99:8.6M                                   Blueprint/FA

Annual Report — Form 10-K — Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.10M 
 2: EX-3.1      Articles of Incorporation / Bylaws                  HTML     36K 
 3: EX-10.60    Material Contracts                                  HTML    188K 
 4: EX-10.61    Material Contracts                                  HTML     54K 
 5: EX-10.62    Material Contracts                                  HTML     57K 
 6: EX-10.64    Material Contracts                                  HTML     34K 
 7: EX-10.65    Material Contracts                                  HTML    112K 
 8: EX-21.1     Subsidiaries of the Registrant                      HTML     25K 
 9: EX-23.1     Consents of Experts and Counsel                     HTML     28K 
10: EX-31.1     Certification Pursuant to Rule 13A-14(A)/15D-14(A)  HTML     30K 
                Certifications Section 302 of the Sarbanes-Oxly                  
                Act of 2002                                                      
11: EX-31.2     Certification Pursuant to Rule 13A-14(A)/15D-14(A)  HTML     30K 
                Certifications Section 302 of the Sarbanes-Oxly                  
                Act of 2002                                                      
12: EX-32.1     Certificate Pursuant to Section 18 U.S.C. Pursuant  HTML     28K 
                to Section 906 of the Sarbanes-Oxley Act of 2002                 
19: R1          Document and Entity Information                     HTML     53K 
20: R2          Consolidated Balance Sheets                         HTML    102K 
21: R3          Consolidated Balance Sheets (Parenthetical)         HTML     35K 
22: R4          Consolidated Statements of Operations               HTML     76K 
23: R5          Consolidated Statement of Stockholders' Equity      HTML     85K 
24: R6          Consolidated Statements of Cash Flows               HTML    145K 
25: R7          Nature of Business and Liquidity                    HTML     34K 
26: R8          Significant Accounting Policies                     HTML     66K 
27: R9          Reverse Stock Split                                 HTML     27K 
28: R10         Loss Per Share Applicable to Common Stockholders    HTML     39K 
29: R11         Intangible Assets                                   HTML     40K 
30: R12         Leasehold Improvements and Equipment                HTML     37K 
31: R13         Capitalized Lease Obligations                       HTML     34K 
32: R14         Loan Payable                                        HTML     63K 
33: R15         Income Taxes                                        HTML     65K 
34: R16         Share-Based Compensation                            HTML    130K 
35: R17         Stock Issuance                                      HTML     40K 
36: R18         Warrants                                            HTML     44K 
37: R19         Commitments and Contingencies                       HTML     58K 
38: R20         Related Party Transactions                          HTML     35K 
39: R21         Business Segmentation and Geographical              HTML    102K 
                Distribution                                                     
40: R22         Quarterly Financial Information (Unaudited)         HTML     80K 
41: R23         Subsequent Events                                   HTML     32K 
42: R24         Significant Accounting Policies (Policies)          HTML    118K 
43: R25         Significant Accounting Policies (Tables)            HTML     38K 
44: R26         Loss Per Share Applicable to Common Stockholders    HTML     37K 
                (Tables)                                                         
45: R27         Intangible Assets (Tables)                          HTML     38K 
46: R28         Leasehold Improvements and Equipment (Tables)       HTML     34K 
47: R29         Capitalized Lease Obligations (Tables)              HTML     31K 
48: R30         Loan Payable (Tables)                               HTML     46K 
49: R31         Income Taxes (Tables)                               HTML     54K 
50: R32         Share-Based Compensation (Tables)                   HTML    121K 
51: R33         Stock Issuance (Tables)                             HTML     30K 
52: R34         Warrants (Tables)                                   HTML     48K 
53: R35         Commitments and Contingencies (Tables)              HTML     38K 
54: R36         Business Segmentation and Geographical              HTML     97K 
                Distribution (Tables)                                            
55: R37         Quarterly Financial Information (Unaudited)         HTML     80K 
                (Tables)                                                         
56: R38         Nature of Business and Liquidity (Details           HTML     39K 
                Narrative)                                                       
57: R39         Significant Accounting Policies (Details)           HTML     33K 
58: R40         Significant Accounting Policies (Details 1)         HTML     38K 
59: R41         Significant Accounting Policies (Details            HTML     34K 
                Narrative)                                                       
60: R42         Loss Per Share Applicable to Common Stockholders    HTML     58K 
                (Details)                                                        
61: R43         Loss Per Share Applicable to Common Stockholders    HTML     28K 
                (Details Narrative)                                              
62: R44         Intangible Assets (Details)                         HTML     34K 
63: R45         Intangible Assets (Details 1)                       HTML     42K 
64: R46         Intangible Assets (Details Narrative)               HTML     35K 
65: R47         Leasehold Improvements and Equipment (Details)      HTML     46K 
66: R48         Leasehold Improvements and Equipment (Details       HTML     33K 
                Narrative)                                                       
67: R49         Capitalized Lease Obligations (Details)             HTML     45K 
68: R50         Capitalized Lease Obligations (Details Narrative)   HTML     28K 
69: R51         Loan Payable (Details)                              HTML     35K 
70: R52         Loan Payable (Details 1)                            HTML     39K 
71: R53         Loan Payable (Details 2)                            HTML     36K 
72: R54         Loan Payable (Details Narrative)                    HTML     38K 
73: R55         Income Taxes (Details)                              HTML     44K 
74: R56         Income Taxes (Details 1)                            HTML     52K 
75: R57         Income Taxes (Details 2)                            HTML     67K 
76: R58         Income Taxes (Details Narrative)                    HTML     42K 
77: R59         Share-Based Compensation (Details)                  HTML     38K 
78: R60         Share-Based Compensation (Details 1)                HTML     79K 
79: R61         Share-Based Compensation (Details 2)                HTML     61K 
80: R62         Share-Based Compensation (Details 3)                HTML     52K 
81: R63         Share-Based Compensation (Details 4)                HTML     83K 
82: R64         Share-Based Compensation (Details 5)                HTML     50K 
83: R65         Share-Based Compensation (Details Narrative)        HTML     44K 
84: R66         Stock Issuance (Details)                            HTML     42K 
85: R67         Warrants (Details)                                  HTML     57K 
86: R68         Warrants (Details 1)                                HTML     36K 
87: R69         Warrants (Details Narrative)                        HTML     27K 
88: R70         Commitments and Contingencies (Details)             HTML     44K 
89: R71         Commitments and Contingencies (Details 1)           HTML     31K 
90: R72         Commitments and Contingencies (Details 2)           HTML     38K 
91: R73         Commitments and Contingencies (Details Narrative)   HTML     44K 
92: R74         Business Segmentation and Geographical              HTML     97K 
                Distribution (Details)                                           
93: R75         Business Segmentation and Geographical              HTML     33K 
                Distribution (Details 1)                                         
94: R76         Business Segmentation and Geographical              HTML     48K 
                Distribution (Details 2)                                         
95: R77         Business Segmentation and Geographical              HTML     31K 
                Distribution (Details Narrative)                                 
96: R78         Quarterly Financial Information (Unaudited)         HTML     76K 
                (Details)                                                        
98: XML         IDEA XML File -- Filing Summary                      XML    172K 
97: EXCEL       IDEA Workbook of Financial Reports                  XLSX     94K 
13: EX-101.INS  XBRL Instance -- cdxc-20161231                       XML   2.02M 
15: EX-101.CAL  XBRL Calculations -- cdxc-20161231_cal               XML    165K 
16: EX-101.DEF  XBRL Definitions -- cdxc-20161231_def                XML    449K 
17: EX-101.LAB  XBRL Labels -- cdxc-20161231_lab                     XML   1.36M 
18: EX-101.PRE  XBRL Presentations -- cdxc-20161231_pre              XML    889K 
14: EX-101.SCH  XBRL Schema -- cdxc-20161231                         XSD    260K 
99: ZIP         XBRL Zipped Folder -- 0001654954-17-002092-xbrl      Zip    159K

‘EX-101.LAB’ — XBRL Labels — cdxc-20161231_lab

This Exhibit is an XBRL XML File.

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<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel"/>

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<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel"/>

<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" roleURI="http://www.xbrl.org/2009/role/netLabel"/>

<link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockMember" xlink:label="us-gaap_CommonStockMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockMember_lbl" xml:lang="en-US"> Common Stock </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="us-gaap_StatementEquityComponentsAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementEquityComponentsAxis" xlink:to="us-gaap_StatementEquityComponentsAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xml:lang="en-US"> Equity Components [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="us-gaap_AdditionalPaidInCapitalMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapitalMember" xlink:to="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xml:lang="en-US"> Additional Paid-In Capital </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="us-gaap_RetainedEarningsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsMember_lbl" xml:lang="en-US"> Retained Earnings / Accumulated Deficit </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="us-gaap_RestrictedStockMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedStockMember" xlink:to="us-gaap_RestrictedStockMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedStockMember_lbl" xml:lang="en-US"> Restricted Stock [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AwardTypeAxis" xlink:to="us-gaap_AwardTypeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AwardTypeAxis_lbl" xml:lang="en-US"> Award Type [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ServicingContractsMember" xlink:label="us-gaap_ServicingContractsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ServicingContractsMember" xlink:to="us-gaap_ServicingContractsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ServicingContractsMember_lbl" xml:lang="en-US"> Nonemployees [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_lbl" xml:lang="en-US"> Nonemployee Compensation [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CoreStandardsContractServicesMember" xlink:label="cdxc_CoreStandardsContractServicesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CoreStandardsContractServicesMember" xlink:to="cdxc_CoreStandardsContractServicesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CoreStandardsContractServicesMember_lbl" xml:lang="en-US"> Core Standards Contract Services [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="us-gaap_StatementBusinessSegmentsAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementBusinessSegmentsAxis" xlink:to="us-gaap_StatementBusinessSegmentsAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementBusinessSegmentsAxis_lbl" xml:lang="en-US"> Business Segments [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ScientificRegulatoryMember" xlink:label="cdxc_ScientificRegulatoryMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ScientificRegulatoryMember" xlink:to="cdxc_ScientificRegulatoryMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ScientificRegulatoryMember_lbl" xml:lang="en-US"> Scientific and Regulatory Consulting segment [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OtherSegmentMember" xlink:label="cdxc_OtherSegmentMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OtherSegmentMember" xlink:to="cdxc_OtherSegmentMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OtherSegmentMember_lbl" xml:lang="en-US"> Other Segment [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_IngredientsSegmentMember" xlink:label="cdxc_IngredientsSegmentMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_IngredientsSegmentMember" xlink:to="cdxc_IngredientsSegmentMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_IngredientsSegmentMember_lbl" xml:lang="en-US"> Ingredients Segment [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MinimumMember" xlink:label="us-gaap_MinimumMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinimumMember" xlink:to="us-gaap_MinimumMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinimumMember_lbl" xml:lang="en-US"> Minimum [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RangeAxis" xlink:label="us-gaap_RangeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RangeAxis" xlink:to="us-gaap_RangeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RangeAxis_lbl" xml:lang="en-US"> Range [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MaximumMember" xlink:label="us-gaap_MaximumMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MaximumMember" xlink:to="us-gaap_MaximumMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MaximumMember_lbl" xml:lang="en-US"> Maximum [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockOptionMember" xlink:label="us-gaap_StockOptionMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockOptionMember" xlink:to="us-gaap_StockOptionMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockOptionMember_lbl" xml:lang="en-US"> Stock Options [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_lbl" xml:lang="en-US"> Antidilutive Securities [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WarrantMember" xlink:label="us-gaap_WarrantMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantMember" xlink:to="us-gaap_WarrantMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantMember_lbl" xml:lang="en-US"> Warrant [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConvertibleDebtSecuritiesMember" xlink:label="us-gaap_ConvertibleDebtSecuritiesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleDebtSecuritiesMember" xlink:to="us-gaap_ConvertibleDebtSecuritiesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertibleDebtSecuritiesMember_lbl" xml:lang="en-US"> Convertible Debt Securities [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DomesticCountryMember" xlink:label="us-gaap_DomesticCountryMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DomesticCountryMember" xlink:to="us-gaap_DomesticCountryMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DomesticCountryMember_lbl" xml:lang="en-US"> Federal [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="us-gaap_IncomeTaxAuthorityAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxAuthorityAxis" xlink:to="us-gaap_IncomeTaxAuthorityAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxAuthorityAxis_lbl" xml:lang="en-US"> Income Tax Authority [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="us-gaap_StateAndLocalJurisdictionMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StateAndLocalJurisdictionMember" xlink:to="us-gaap_StateAndLocalJurisdictionMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StateAndLocalJurisdictionMember_lbl" xml:lang="en-US"> State [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OptionsMember" xlink:label="cdxc_OptionsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OptionsMember" xlink:to="cdxc_OptionsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OptionsMember_lbl" xml:lang="en-US"> Options [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ServicePeriodBasedStockOptionsMember" xlink:label="cdxc_ServicePeriodBasedStockOptionsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ServicePeriodBasedStockOptionsMember" xlink:to="cdxc_ServicePeriodBasedStockOptionsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ServicePeriodBasedStockOptionsMember_lbl" xml:lang="en-US"> ServicePeriodBasedStockOptions [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="us-gaap_PerformanceSharesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PerformanceSharesMember" xlink:to="us-gaap_PerformanceSharesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PerformanceSharesMember_lbl" xml:lang="en-US"> Performance Based Stock Options [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="us-gaap_EmployeeStockOptionMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOptionMember" xlink:to="us-gaap_EmployeeStockOptionMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOptionMember_lbl" xml:lang="en-US"> Employee Stock Option [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis_lbl" xml:lang="en-US"> Employee Stock Ownership Plan (ESOP) Name [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CustomerCMember" xlink:label="cdxc_CustomerCMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerCMember" xlink:to="cdxc_CustomerCMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CustomerCMember_lbl" xml:lang="en-US"> Customer C </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MajorCustomersAxis" xlink:label="us-gaap_MajorCustomersAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MajorCustomersAxis" xlink:to="us-gaap_MajorCustomersAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MajorCustomersAxis_lbl" xml:lang="en-US"> Customer [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CustomerEMember" xlink:label="cdxc_CustomerEMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerEMember" xlink:to="cdxc_CustomerEMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CustomerEMember_lbl" xml:lang="en-US"> Customer E </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CustomerAMember" xlink:label="cdxc_CustomerAMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerAMember" xlink:to="cdxc_CustomerAMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CustomerAMember_lbl" xml:lang="en-US"> Customer A </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OtherAllowancesMember" xlink:label="cdxc_OtherAllowancesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OtherAllowancesMember" xlink:to="cdxc_OtherAllowancesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OtherAllowancesMember_lbl" xml:lang="en-US"> Other Allowances </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantMember" xlink:to="us-gaap_WarrantMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WarrantMember_2_lbl" xml:lang="en-US"> Warrant </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SecuritiesPurchaseAgreementMember" xlink:label="cdxc_SecuritiesPurchaseAgreementMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SecuritiesPurchaseAgreementMember" xlink:to="cdxc_SecuritiesPurchaseAgreementMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_SecuritiesPurchaseAgreementMember_lbl" xml:lang="en-US"> SPA </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TransactionTypeAxis" xlink:label="us-gaap_TransactionTypeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TransactionTypeAxis" xlink:to="us-gaap_TransactionTypeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TransactionTypeAxis_lbl" xml:lang="en-US"> Transaction Type [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_EquityIncentivePlanMember" xlink:label="cdxc_EquityIncentivePlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_EquityIncentivePlanMember" xlink:to="cdxc_EquityIncentivePlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_EquityIncentivePlanMember_lbl" xml:lang="en-US"> 2007 Equity Incentive Plan </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="us-gaap_PlanNameAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PlanNameAxis" xlink:to="us-gaap_PlanNameAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PlanNameAxis_lbl" xml:lang="en-US"> Plan Name [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CustomerCIngredientsMember" xlink:label="cdxc_CustomerCIngredientsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerCIngredientsMember" xlink:to="cdxc_CustomerCIngredientsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CustomerCIngredientsMember_lbl" xml:lang="en-US"> Customer C (Ingredients segment) </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_TotalSalesMember" xlink:label="cdxc_TotalSalesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_TotalSalesMember" xlink:to="cdxc_TotalSalesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_TotalSalesMember_lbl" xml:lang="en-US"> Total Sales </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RangeAxis" xlink:to="us-gaap_RangeAxis_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RangeAxis_2_lbl" xml:lang="en-US"> Customer [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CustomerBIngredientsMember" xlink:label="cdxc_CustomerBIngredientsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerBIngredientsMember" xlink:to="cdxc_CustomerBIngredientsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CustomerBIngredientsMember_lbl" xml:lang="en-US"> Customer B (Ingredients segment) </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CustomeAIngredientsMember" xlink:label="cdxc_CustomeAIngredientsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomeAIngredientsMember" xlink:to="cdxc_CustomeAIngredientsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CustomeAIngredientsMember_lbl" xml:lang="en-US"> Customer A (Ingredients segment) </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CustomerDIngredientsMember" xlink:label="cdxc_CustomerDIngredientsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerDIngredientsMember" xlink:to="cdxc_CustomerDIngredientsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CustomerDIngredientsMember_lbl" xml:lang="en-US"> Customer D (Ingredients and Core segment) </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_TotalTradeReceivablesMember" xlink:label="cdxc_TotalTradeReceivablesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_TotalTradeReceivablesMember" xlink:to="cdxc_TotalTradeReceivablesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_TotalTradeReceivablesMember_lbl" xml:lang="en-US"> Total Trade Receivables </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantIssuedToLenderMember" xlink:label="cdxc_WarrantIssuedToLenderMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantIssuedToLenderMember" xlink:to="cdxc_WarrantIssuedToLenderMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantIssuedToLenderMember_lbl" xml:lang="en-US"> Warrant Issued to Lender </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_TermLoanMember" xlink:label="cdxc_TermLoanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_TermLoanMember" xlink:to="cdxc_TermLoanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_TermLoanMember_lbl" xml:lang="en-US"> Term Loan </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="us-gaap_DebtInstrumentAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentAxis" xlink:to="us-gaap_DebtInstrumentAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xml:lang="en-US"> Debt Instrument [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_VendorAIngredientsMember" xlink:label="cdxc_VendorAIngredientsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_VendorAIngredientsMember" xlink:to="cdxc_VendorAIngredientsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_VendorAIngredientsMember_lbl" xml:lang="en-US"> Vendor A (Ingredients segment) </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:to="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis_lbl" xml:lang="en-US"> Supplier [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableMember" xlink:label="us-gaap_AccountsPayableMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableMember" xlink:to="us-gaap_AccountsPayableMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableMember_lbl" xml:lang="en-US"> Accounts Payable [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_VendorBIngredientsMember" xlink:label="cdxc_VendorBIngredientsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_VendorBIngredientsMember" xlink:to="cdxc_VendorBIngredientsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_VendorBIngredientsMember_lbl" xml:lang="en-US"> Vendor B (Ingredients segment) </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableMember" xlink:to="us-gaap_AccountsPayableMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccountsPayableMember_2_lbl" xml:lang="en-US"> Vendor [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ManagementMember" xlink:label="us-gaap_ManagementMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ManagementMember" xlink:to="us-gaap_ManagementMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ManagementMember_lbl" xml:lang="en-US"> Employee [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TitleOfIndividualAxis" xlink:label="us-gaap_TitleOfIndividualAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TitleOfIndividualAxis" xlink:to="us-gaap_TitleOfIndividualAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TitleOfIndividualAxis_lbl" xml:lang="en-US"> Title of Individual [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonEmployeeMember" xlink:label="cdxc_NonEmployeeMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonEmployeeMember" xlink:to="cdxc_NonEmployeeMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_NonEmployeeMember_lbl" xml:lang="en-US"> NonEmployee [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_DocumentAndEntityInformationAbstract" xlink:label="cdxc_DocumentAndEntityInformationAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_DocumentAndEntityInformationAbstract" xlink:to="cdxc_DocumentAndEntityInformationAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_DocumentAndEntityInformationAbstract_lbl" xml:lang="en-US"> Document And Entity Information </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US"> Entity Registrant Name </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US"> Entity Central Index Key </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentType" xlink:label="dei_DocumentType"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentType_lbl" xml:lang="en-US"> Document Type </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodEndDate_lbl" xml:lang="en-US"> Document Period End Date </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US"> Amendment Flag </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="dei_CurrentFiscalYearEndDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CurrentFiscalYearEndDate" xlink:to="dei_CurrentFiscalYearEndDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xml:lang="en-US"> Current Fiscal Year End Date </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="dei_EntityWellKnownSeasonedIssuer"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityWellKnownSeasonedIssuer" xlink:to="dei_EntityWellKnownSeasonedIssuer_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityWellKnownSeasonedIssuer_lbl" xml:lang="en-US"> Is Entity a Well-known Seasoned Issuer? </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityVoluntaryFilers" xlink:label="dei_EntityVoluntaryFilers"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityVoluntaryFilers" xlink:to="dei_EntityVoluntaryFilers_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityVoluntaryFilers_lbl" xml:lang="en-US"> Is Entity a Voluntary Filer? </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="dei_EntityCurrentReportingStatus"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCurrentReportingStatus" xlink:to="dei_EntityCurrentReportingStatus_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCurrentReportingStatus_lbl" xml:lang="en-US"> Is Entity's Reporting Status Current? </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityFilerCategory" xlink:label="dei_EntityFilerCategory"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFilerCategory" xlink:to="dei_EntityFilerCategory_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFilerCategory_lbl" xml:lang="en-US"> Entity Filer Category </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityPublicFloat" xlink:label="dei_EntityPublicFloat"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityPublicFloat" xlink:to="dei_EntityPublicFloat_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityPublicFloat_lbl" xml:lang="en-US"> Entity Public Float </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="dei_EntityCommonStockSharesOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCommonStockSharesOutstanding" xlink:to="dei_EntityCommonStockSharesOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xml:lang="en-US"> Entity Common Stock, Shares Outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="dei_DocumentFiscalPeriodFocus"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalPeriodFocus" xlink:to="dei_DocumentFiscalPeriodFocus_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xml:lang="en-US"> Document Fiscal Period Focus </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="dei_DocumentFiscalYearFocus"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalYearFocus" xlink:to="dei_DocumentFiscalYearFocus_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalYearFocus_lbl" xml:lang="en-US"> Document Fiscal Year Focus </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="us-gaap_StatementOfFinancialPositionAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US"> Statement of Financial Position [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="us-gaap_AssetsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsAbstract_lbl" xml:lang="en-US"> Assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="us-gaap_AssetsCurrentAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrentAbstract" xlink:to="us-gaap_AssetsCurrentAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xml:lang="en-US"> Current Assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Cash" xlink:label="us-gaap_Cash"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Cash" xlink:to="us-gaap_Cash_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Cash_lbl" xml:lang="en-US"> Cash </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="us-gaap_AccountsReceivableNetCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableNetCurrent" xlink:to="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xml:lang="en-US"> Trade receivables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryNet" xlink:label="us-gaap_InventoryNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryNet" xlink:to="us-gaap_InventoryNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryNet_lbl" xml:lang="en-US"> Inventories </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssets" xlink:label="us-gaap_PrepaidExpenseAndOtherAssets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseAndOtherAssets" xlink:to="us-gaap_PrepaidExpenseAndOtherAssets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidExpenseAndOtherAssets_lbl" xml:lang="en-US"> Prepaid expenses and other assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="us-gaap_AssetsCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrent" xlink:to="us-gaap_AssetsCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AssetsCurrent_lbl" xml:lang="en-US"> Total current assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xml:lang="en-US"> Leasehold Improvements and Equipment, net </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DepositsAssetsNoncurrent" xlink:label="us-gaap_DepositsAssetsNoncurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositsAssetsNoncurrent" xlink:to="us-gaap_DepositsAssetsNoncurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepositsAssetsNoncurrent_lbl" xml:lang="en-US"> Deposits </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:to="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xml:lang="en-US"> Intangible assets, net </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermInvestments" xlink:label="us-gaap_LongTermInvestments"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermInvestments" xlink:to="us-gaap_LongTermInvestments_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermInvestments_lbl" xml:lang="en-US"> Long-term investment, related party </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Assets" xlink:label="us-gaap_Assets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US"> Total assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xml:lang="en-US"> Liabilities and Stockholders' Equity </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="us-gaap_LiabilitiesCurrentAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrentAbstract" xlink:to="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xml:lang="en-US"> Current Liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="us-gaap_AccountsPayableCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableCurrent" xlink:to="us-gaap_AccountsPayableCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xml:lang="en-US"> Accounts payable </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="us-gaap_AccruedLiabilitiesCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xml:lang="en-US"> Accrued expenses </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="us-gaap_LongTermDebtCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtCurrent" xlink:to="us-gaap_LongTermDebtCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtCurrent_lbl" xml:lang="en-US"> Current maturities of loan payable </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeaseObligationsCurrent" xlink:label="us-gaap_CapitalLeaseObligationsCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeaseObligationsCurrent" xlink:to="us-gaap_CapitalLeaseObligationsCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeaseObligationsCurrent_lbl" xml:lang="en-US"> Current maturities of capital lease obligations </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CustomerAdvancesAndDeposits" xlink:label="us-gaap_CustomerAdvancesAndDeposits"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CustomerAdvancesAndDeposits" xlink:to="us-gaap_CustomerAdvancesAndDeposits_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CustomerAdvancesAndDeposits_lbl" xml:lang="en-US"> Customer deposits and other </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRentCreditCurrent" xlink:label="us-gaap_DeferredRentCreditCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRentCreditCurrent" xlink:to="us-gaap_DeferredRentCreditCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredRentCreditCurrent_lbl" xml:lang="en-US"> Deferred rent, current </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="us-gaap_LiabilitiesCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xml:lang="en-US"> Total current liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="us-gaap_LongTermDebtNoncurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtNoncurrent" xlink:to="us-gaap_LongTermDebtNoncurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtNoncurrent_lbl" xml:lang="en-US"> Loan payable, less current maturities, net </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeaseObligationsNoncurrent" xlink:label="us-gaap_CapitalLeaseObligationsNoncurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeaseObligationsNoncurrent" xlink:to="us-gaap_CapitalLeaseObligationsNoncurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeaseObligationsNoncurrent_lbl" xml:lang="en-US"> Capital lease obligations, less current maturities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRentCreditNoncurrent" xlink:label="us-gaap_DeferredRentCreditNoncurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRentCreditNoncurrent" xlink:to="us-gaap_DeferredRentCreditNoncurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredRentCreditNoncurrent_lbl" xml:lang="en-US"> Deferred rent, less current </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Liabilities_lbl" xml:lang="en-US"> Total Liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="us-gaap_CommitmentsAndContingencies"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingencies" xlink:to="us-gaap_CommitmentsAndContingencies_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xml:lang="en-US"> Commitments and contingencies </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="us-gaap_StockholdersEquityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US"> Stockholders' Equity </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US"> Common stock, $.001 par value; authorized 150,000,000 shares; issued and outstanding 2016 37,544,531 and 2015 36,003,589 shares </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="us-gaap_AdditionalPaidInCapital"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapital" xlink:to="us-gaap_AdditionalPaidInCapital_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xml:lang="en-US"> Additional paid-in capital </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US"> Accumulated deficit </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US"> Total stockholders' equity </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xml:lang="en-US"> Total liabilities and stockholders' equity </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xml:lang="en-US"> Allowance for doubtful accounts and returns </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US"> Common Stock, Par Value Per Share </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="us-gaap_CommonStockSharesAuthorized"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US"> Common Stock, Shares Authorized </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="us-gaap_CommonStockSharesIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US"> Common Stock, Shares, Issued </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="us-gaap_CommonStockSharesOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xml:lang="en-US"> Common Stock, Shares, Outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="us-gaap_IncomeStatementAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_IncomeStatementAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xml:lang="en-US"> Income Statement [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SalesRevenueGoodsNet" xlink:label="us-gaap_SalesRevenueGoodsNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SalesRevenueGoodsNet" xlink:to="us-gaap_SalesRevenueGoodsNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SalesRevenueGoodsNet_lbl" xml:lang="en-US"> Sales, net </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="us-gaap_CostOfRevenue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfRevenue" xlink:to="us-gaap_CostOfRevenue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfRevenue_lbl" xml:lang="en-US"> Cost of sales </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GrossProfit" xlink:label="us-gaap_GrossProfit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GrossProfit" xlink:to="us-gaap_GrossProfit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_GrossProfit_lbl" xml:lang="en-US"> Gross profit </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="us-gaap_OperatingExpensesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpensesAbstract" xlink:to="us-gaap_OperatingExpensesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xml:lang="en-US"> Operating expenses: </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="us-gaap_SellingAndMarketingExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SellingAndMarketingExpense" xlink:to="us-gaap_SellingAndMarketingExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SellingAndMarketingExpense_lbl" xml:lang="en-US"> Sales and marketing </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="us-gaap_ResearchAndDevelopmentExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpense" xlink:to="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xml:lang="en-US"> Research and development </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="us-gaap_GeneralAndAdministrativeExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GeneralAndAdministrativeExpense" xlink:to="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xml:lang="en-US"> General and administrative </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems_lbl" xml:lang="en-US"> Loss from investment in affiliate </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="us-gaap_OperatingExpenses"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpenses" xlink:to="us-gaap_OperatingExpenses_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingExpenses_lbl" xml:lang="en-US"> Operating expenses </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US"> Operating loss </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonoperatingIncomeExpenseAbstract" xlink:to="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xml:lang="en-US"> Nonoperating income (expense): </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="us-gaap_InvestmentIncomeInterest"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentIncomeInterest" xlink:to="us-gaap_InvestmentIncomeInterest_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xml:lang="en-US"> Interest income </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpense" xlink:to="us-gaap_InterestExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_InterestExpense_lbl" xml:lang="en-US"> Interest expense </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:to="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xml:lang="en-US"> Loss on debt extinguishment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="us-gaap_NonoperatingIncomeExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonoperatingIncomeExpense" xlink:to="us-gaap_NonoperatingIncomeExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xml:lang="en-US"> Nonoperating expenses </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xml:lang="en-US"> Loss before income taxes </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xml:lang="en-US"> Provision for income taxes </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetIncomeLoss_lbl" xml:lang="en-US"> Net loss </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasicAndDiluted" xlink:to="us-gaap_EarningsPerShareBasicAndDiluted_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted_lbl" xml:lang="en-US"> Basic and Diluted loss per common share </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:label="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:to="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_lbl" xml:lang="en-US"> Basic and Diluted weighted average common shares outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementTable" xlink:to="us-gaap_StatementTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementTable_lbl" xml:lang="en-US"> Statement [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_StatementLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementLineItems_lbl" xml:lang="en-US"> Statement [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharesIssued" xlink:label="us-gaap_SharesIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_SharesIssued_lbl" xml:lang="en-US"> Beginning Balance, Shares </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_StockholdersEquity_2_lbl" xml:lang="en-US"> Beginning Balance, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits" xlink:label="us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits" xlink:to="us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits_lbl" xml:lang="en-US"> 1 for 3 reverse stock split, isssuance due to fractional shares round up, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockIssuedDuringPeriodValueReverseStockSplits" xlink:label="cdxc_StockIssuedDuringPeriodValueReverseStockSplits"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockIssuedDuringPeriodValueReverseStockSplits" xlink:to="cdxc_StockIssuedDuringPeriodValueReverseStockSplits_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockIssuedDuringPeriodValueReverseStockSplits_lbl" xml:lang="en-US"> 1 for 3 reverse stock split, isssuance due to fractional shares round up, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xml:lang="en-US"> Issuance of common stock, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xml:lang="en-US"> Issuance of common stock, net of offering costs, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:to="us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_lbl" xml:lang="en-US"> Issuance of warrant, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ExerciseOfStockOptionsShares" xlink:label="cdxc_ExerciseOfStockOptionsShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ExerciseOfStockOptionsShares" xlink:to="cdxc_ExerciseOfStockOptionsShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ExerciseOfStockOptionsShares_lbl" xml:lang="en-US"> Exercise of stock options, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ExerciseOfStockOptionsAmount" xlink:label="cdxc_ExerciseOfStockOptionsAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ExerciseOfStockOptionsAmount" xlink:to="cdxc_ExerciseOfStockOptionsAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ExerciseOfStockOptionsAmount_lbl" xml:lang="en-US"> Exercise of stock options, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ExerciseOfWarrantsDuringPeriodShares" xlink:label="cdxc_ExerciseOfWarrantsDuringPeriodShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ExerciseOfWarrantsDuringPeriodShares" xlink:to="cdxc_ExerciseOfWarrantsDuringPeriodShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ExerciseOfWarrantsDuringPeriodShares_lbl" xml:lang="en-US"> Exercise of warrants, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ExerciseOfWarrantsAmount" xlink:label="cdxc_ExerciseOfWarrantsAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ExerciseOfWarrantsAmount" xlink:to="cdxc_ExerciseOfWarrantsAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ExerciseOfWarrantsAmount_lbl" xml:lang="en-US"> Exercise of warrants, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross" xlink:to="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_lbl" xml:lang="en-US"> Issuance of unvested restricted stock, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:to="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_lbl" xml:lang="en-US"> Issuance of unvested restricted stock, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings" xlink:label="us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings" xlink:to="us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings_lbl" xml:lang="en-US"> Unvested restricted stock, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestrictedStockExpense" xlink:label="us-gaap_RestrictedStockExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedStockExpense" xlink:to="us-gaap_RestrictedStockExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RestrictedStockExpense_lbl" xml:lang="en-US"> Unvested restricted stock, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdings" xlink:label="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdings"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdings" xlink:to="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdings_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdings_lbl" xml:lang="en-US"> Vested restricted stock, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdingsValue" xlink:label="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdingsValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdingsValue" xlink:to="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdingsValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdingsValue_lbl" xml:lang="en-US"> Vested restricted stock, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationShares" xlink:label="cdxc_ShareBasedCompensationShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationShares" xlink:to="cdxc_ShareBasedCompensationShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationShares_lbl" xml:lang="en-US"> Share-based compensation, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="us-gaap_ShareBasedCompensation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensation" xlink:to="us-gaap_ShareBasedCompensation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensation_lbl" xml:lang="en-US"> Share-based compensation, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockIssuedToSettleOutstandingPayableBalanceShares" xlink:label="cdxc_StockIssuedToSettleOutstandingPayableBalanceShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockIssuedToSettleOutstandingPayableBalanceShares" xlink:to="cdxc_StockIssuedToSettleOutstandingPayableBalanceShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockIssuedToSettleOutstandingPayableBalanceShares_lbl" xml:lang="en-US"> Stock issued to settle outstanding payable balance, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockIssuedToSettleOutstandingPayableBalanceAmount" xlink:label="cdxc_StockIssuedToSettleOutstandingPayableBalanceAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockIssuedToSettleOutstandingPayableBalanceAmount" xlink:to="cdxc_StockIssuedToSettleOutstandingPayableBalanceAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockIssuedToSettleOutstandingPayableBalanceAmount_lbl" xml:lang="en-US"> Stock issued to settle outstanding payable balance, Amount </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLoss_2_lbl" xml:lang="en-US"> Net loss </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_SharesIssued_2_lbl" xml:lang="en-US"> Ending Balance, Shares </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_StockholdersEquity_3_lbl" xml:lang="en-US"> Ending Balance, Amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="us-gaap_StatementOfCashFlowsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xml:lang="en-US"> Statement of Cash Flows [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US"> Cash Flows From Operating Activities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US"> Adjustments to reconcile net loss to net cash used in operating activities: </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Depreciation" xlink:label="us-gaap_Depreciation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Depreciation" xlink:to="us-gaap_Depreciation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Depreciation_lbl" xml:lang="en-US"> Depreciation of leasehold improvements and equipment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="us-gaap_AmortizationOfIntangibleAssets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfIntangibleAssets" xlink:to="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xml:lang="en-US"> Amortization of intangibles </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllocatedShareBasedCompensationExpense" xlink:to="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xml:lang="en-US"> Share-based compensation expense </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_AllowanceForDoubtfulTradeReceivables" xlink:label="cdxc_AllowanceForDoubtfulTradeReceivables"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_AllowanceForDoubtfulTradeReceivables" xlink:to="cdxc_AllowanceForDoubtfulTradeReceivables_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_AllowanceForDoubtfulTradeReceivables_lbl" xml:lang="en-US"> Allowance for doubtful trade receivables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="us-gaap_GainLossOnDispositionOfAssets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnDispositionOfAssets" xlink:to="us-gaap_GainLossOnDispositionOfAssets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainLossOnDispositionOfAssets_lbl" xml:lang="en-US"> Loss from disposal of equipment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillImpairmentLoss" xlink:label="us-gaap_GoodwillImpairmentLoss"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillImpairmentLoss" xlink:to="us-gaap_GoodwillImpairmentLoss_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillImpairmentLoss_lbl" xml:lang="en-US"> Loss from impairment of intangibles </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_2_lbl" xml:lang="en-US"> Loss on debt extinguishment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsOfFinancingCosts" xlink:label="us-gaap_PaymentsOfFinancingCosts"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfFinancingCosts" xlink:to="us-gaap_PaymentsOfFinancingCosts_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfFinancingCosts_lbl" xml:lang="en-US"> Non-cash financing costs </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssetsAndLiabilitiesNetAbstract" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssetsAndLiabilitiesNetAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherOperatingAssetsAndLiabilitiesNetAbstract" xlink:to="us-gaap_IncreaseDecreaseInOtherOperatingAssetsAndLiabilitiesNetAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssetsAndLiabilitiesNetAbstract_lbl" xml:lang="en-US"> Changes in operating assets and liabilities: </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables" xlink:label="us-gaap_IncreaseDecreaseInReceivables"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInReceivables" xlink:to="us-gaap_IncreaseDecreaseInReceivables_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInReceivables_lbl" xml:lang="en-US"> Trade receivables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables" xlink:label="us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables" xlink:to="us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables_lbl" xml:lang="en-US"> Other receivable </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="us-gaap_IncreaseDecreaseInInventories"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInInventories" xlink:to="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xml:lang="en-US"> Inventories </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:to="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xml:lang="en-US"> Prepaid expenses and other assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayable" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xml:lang="en-US"> Accounts payable </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:to="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" xml:lang="en-US"> Accrued expenses </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInCustomerDeposits" xlink:label="us-gaap_IncreaseDecreaseInCustomerDeposits"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInCustomerDeposits" xlink:to="us-gaap_IncreaseDecreaseInCustomerDeposits_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInCustomerDeposits_lbl" xml:lang="en-US"> Customer deposits and other </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherDeferredLiability" xlink:label="us-gaap_IncreaseDecreaseInOtherDeferredLiability"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherDeferredLiability" xlink:to="us-gaap_IncreaseDecreaseInOtherDeferredLiability_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOtherDeferredLiability_lbl" xml:lang="en-US"> Deferred rent </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xml:lang="en-US"> Net cash used in operating activities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US"> Cash Flows From Investing Activities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xml:lang="en-US"> Purchases of leasehold improvements and equipment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireIntangibleAssets" xlink:label="us-gaap_PaymentsToAcquireIntangibleAssets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireIntangibleAssets" xlink:to="us-gaap_PaymentsToAcquireIntangibleAssets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireIntangibleAssets_lbl" xml:lang="en-US"> Purchase of intangible assets </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ProceedsFromSaleOfEquipment" xlink:label="cdxc_ProceedsFromSaleOfEquipment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ProceedsFromSaleOfEquipment" xlink:to="cdxc_ProceedsFromSaleOfEquipment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ProceedsFromSaleOfEquipment_lbl" xml:lang="en-US"> Proceeds from sales of equipment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates" xlink:label="us-gaap_ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates" xlink:to="us-gaap_ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates_lbl" xml:lang="en-US"> Proceeds from investment in affiliate </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xml:lang="en-US"> Net cash provided by (used in) investing activities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US"> Cash Flows From Financing Activities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US"> Proceeds from issuance of common stock, net of issuance costs </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="us-gaap_ProceedsFromStockOptionsExercised"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromStockOptionsExercised" xlink:to="us-gaap_ProceedsFromStockOptionsExercised_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_lbl" xml:lang="en-US"> Proceeds from exercise of stock options </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromLoans" xlink:label="us-gaap_ProceedsFromLoans"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromLoans" xlink:to="us-gaap_ProceedsFromLoans_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromLoans_lbl" xml:lang="en-US"> Proceeds from loan payable </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_DebtIssuanceCostsLoan" xlink:label="cdxc_DebtIssuanceCostsLoan"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_DebtIssuanceCostsLoan" xlink:to="cdxc_DebtIssuanceCostsLoan_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_DebtIssuanceCostsLoan_lbl" xml:lang="en-US"> Payment of debt issuance costs </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsOfLoanCosts" xlink:label="us-gaap_PaymentsOfLoanCosts"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfLoanCosts" xlink:to="us-gaap_PaymentsOfLoanCosts_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsOfLoanCosts_lbl" xml:lang="en-US"> Principal payments on loan payable </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfOtherDebt" xlink:label="us-gaap_RepaymentsOfOtherDebt"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfOtherDebt" xlink:to="us-gaap_RepaymentsOfOtherDebt_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RepaymentsOfOtherDebt_lbl" xml:lang="en-US"> Cash paid for debt extinguishment costs </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations" xlink:label="us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations" xlink:to="us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations_lbl" xml:lang="en-US"> Principal payments on capital leases </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xml:lang="en-US"> Net cash provided by financing activities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl" xml:lang="en-US"> Net increase in cash </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Cash" xlink:to="us-gaap_Cash_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_Cash_2_lbl" xml:lang="en-US"> Cash Beginning of Year </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Cash" xlink:to="us-gaap_Cash_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_Cash_3_lbl" xml:lang="en-US"> Cash Ending of Year </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SupplementalCashFlowInformationAbstract" xlink:to="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xml:lang="en-US"> Supplemental Disclosures of Cash Flow Information </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestPaid" xlink:label="us-gaap_InterestPaid"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestPaid" xlink:to="us-gaap_InterestPaid_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestPaid_lbl" xml:lang="en-US"> Cash payments for interest </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract" xlink:label="us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract" xlink:to="us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract_lbl" xml:lang="en-US"> Supplemental Schedule of Noncash Investing Activity </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeaseObligationsIncurred" xlink:label="us-gaap_CapitalLeaseObligationsIncurred"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeaseObligationsIncurred" xlink:to="us-gaap_CapitalLeaseObligationsIncurred_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeaseObligationsIncurred_lbl" xml:lang="en-US"> Capital lease obligation incurred for purchases of equipment </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_InventorySuppliedFreeOfChargeToHealthspanResearchLlc" xlink:label="cdxc_InventorySuppliedFreeOfChargeToHealthspanResearchLlc"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_InventorySuppliedFreeOfChargeToHealthspanResearchLlc" xlink:to="cdxc_InventorySuppliedFreeOfChargeToHealthspanResearchLlc_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_InventorySuppliedFreeOfChargeToHealthspanResearchLlc_lbl" xml:lang="en-US"> Inventory supplied to Healthspan Research, LLC for equity interest, at cost </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisposals" xlink:label="us-gaap_PropertyPlantAndEquipmentDisposals"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentDisposals" xlink:to="us-gaap_PropertyPlantAndEquipmentDisposals_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentDisposals_lbl" xml:lang="en-US"> Retirement of fully depreciated equipment - cost </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease_lbl" xml:lang="en-US"> Retirement of fully depreciated equipment - accumulated depreciation </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SupplementalScheduleOfNoncashOperatingActivityAbstract" xlink:label="cdxc_SupplementalScheduleOfNoncashOperatingActivityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SupplementalScheduleOfNoncashOperatingActivityAbstract" xlink:to="cdxc_SupplementalScheduleOfNoncashOperatingActivityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_SupplementalScheduleOfNoncashOperatingActivityAbstract_lbl" xml:lang="en-US"> Supplemental Schedule of Noncash Operating Activity </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockIssuedToSettleOutstandingPayable" xlink:label="cdxc_StockIssuedToSettleOutstandingPayable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockIssuedToSettleOutstandingPayable" xlink:to="cdxc_StockIssuedToSettleOutstandingPayable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockIssuedToSettleOutstandingPayable_lbl" xml:lang="en-US"> Stock issued to settle outstanding payable balance </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SupplementalScheduleOfNoncashSharebasedCompensationAbstract" xlink:label="cdxc_SupplementalScheduleOfNoncashSharebasedCompensationAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SupplementalScheduleOfNoncashSharebasedCompensationAbstract" xlink:to="cdxc_SupplementalScheduleOfNoncashSharebasedCompensationAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_SupplementalScheduleOfNoncashSharebasedCompensationAbstract_lbl" xml:lang="en-US"> Supplemental Schedule of Noncash Share-based Compensation </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ChangesInPrepaidExpensesAssociatedWithSharebasedCompensation" xlink:label="cdxc_ChangesInPrepaidExpensesAssociatedWithSharebasedCompensation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ChangesInPrepaidExpensesAssociatedWithSharebasedCompensation" xlink:to="cdxc_ChangesInPrepaidExpensesAssociatedWithSharebasedCompensation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ChangesInPrepaidExpensesAssociatedWithSharebasedCompensation_lbl" xml:lang="en-US"> Changes in prepaid expenses associated with share-based compensation </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantIssuedRelatedToLoanPayable" xlink:label="cdxc_WarrantIssuedRelatedToLoanPayable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantIssuedRelatedToLoanPayable" xlink:to="cdxc_WarrantIssuedRelatedToLoanPayable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantIssuedRelatedToLoanPayable_lbl" xml:lang="en-US"> Warrant issued, related to loan payable </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xml:lang="en-US"> Organization, Consolidation and Presentation of Financial Statements [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NatureOfOperations" xlink:label="us-gaap_NatureOfOperations"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NatureOfOperations" xlink:to="us-gaap_NatureOfOperations_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NatureOfOperations_lbl" xml:lang="en-US"> Nature of Business and Liquidity </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="us-gaap_AccountingPoliciesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="us-gaap_AccountingPoliciesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xml:lang="en-US"> Accounting Policies [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US"> Significant Accounting Policies </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ReverseStockSplitAbstract" xlink:label="cdxc_ReverseStockSplitAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ReverseStockSplitAbstract" xlink:to="cdxc_ReverseStockSplitAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ReverseStockSplitAbstract_lbl" xml:lang="en-US"> Reverse Stock Split </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ReverseStockSplitDisclosureTextBlock" xlink:label="cdxc_ReverseStockSplitDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ReverseStockSplitDisclosureTextBlock" xlink:to="cdxc_ReverseStockSplitDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ReverseStockSplitDisclosureTextBlock_lbl" xml:lang="en-US"> Reverse Stock Split </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="us-gaap_EarningsPerShareAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_EarningsPerShareAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xml:lang="en-US"> Earnings Per Share [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="us-gaap_EarningsPerShareTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareTextBlock" xlink:to="us-gaap_EarningsPerShareTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xml:lang="en-US"> Loss Per Share Applicable to Common Stockholders </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xml:lang="en-US"> Goodwill and Intangible Assets Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:to="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl" xml:lang="en-US"> Intangible Assets </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LeaseholdImprovementsEquipmentAbstract" xlink:label="cdxc_LeaseholdImprovementsEquipmentAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LeaseholdImprovementsEquipmentAbstract" xlink:to="cdxc_LeaseholdImprovementsEquipmentAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LeaseholdImprovementsEquipmentAbstract_lbl" xml:lang="en-US"> Leasehold Improvements And Equipment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xml:lang="en-US"> Leasehold Improvements and Equipment, Net </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CapitalizedLeaseObligationsAbstract" xlink:label="cdxc_CapitalizedLeaseObligationsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CapitalizedLeaseObligationsAbstract" xlink:to="cdxc_CapitalizedLeaseObligationsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CapitalizedLeaseObligationsAbstract_lbl" xml:lang="en-US"> Capitalized Lease Obligations </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LeasesOfLesseeDisclosureTextBlock" xlink:label="us-gaap_LeasesOfLesseeDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LeasesOfLesseeDisclosureTextBlock" xlink:to="us-gaap_LeasesOfLesseeDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LeasesOfLesseeDisclosureTextBlock_lbl" xml:lang="en-US"> Capitalized Lease Obligations </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="us-gaap_DebtDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_DebtDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xml:lang="en-US"> Debt Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtTextBlock" xlink:label="us-gaap_LongTermDebtTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtTextBlock" xlink:to="us-gaap_LongTermDebtTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtTextBlock_lbl" xml:lang="en-US"> Loan Payable </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_IncomeTaxesAbstract" xlink:label="cdxc_IncomeTaxesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_IncomeTaxesAbstract" xlink:to="cdxc_IncomeTaxesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_IncomeTaxesAbstract_lbl" xml:lang="en-US"> Income Taxes </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureTextBlock" xlink:to="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xml:lang="en-US"> Income Taxes </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_EmployeeShareBasedCompensationAbstract" xlink:label="cdxc_EmployeeShareBasedCompensationAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_EmployeeShareBasedCompensationAbstract" xlink:to="cdxc_EmployeeShareBasedCompensationAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_EmployeeShareBasedCompensationAbstract_lbl" xml:lang="en-US"> Employee Share-based Compensation </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" xlink:label="us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" xlink:to="us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_lbl" xml:lang="en-US"> Share-Based Compensation </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockIssuanceAbstract" xlink:label="cdxc_StockIssuanceAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockIssuanceAbstract" xlink:to="cdxc_StockIssuanceAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockIssuanceAbstract_lbl" xml:lang="en-US"> Stock Issuance </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xml:lang="en-US"> Stock Issuance </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantsAbstract" xlink:label="cdxc_WarrantsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantsAbstract" xlink:to="cdxc_WarrantsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantsAbstract_lbl" xml:lang="en-US"> FairValueAssumptionsRiskFreeInterestRateStockIssuance </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantsTextBlock" xlink:label="cdxc_WarrantsTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantsTextBlock" xlink:to="cdxc_WarrantsTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantsTextBlock_lbl" xml:lang="en-US"> Warrants </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xml:lang="en-US"> Commitments and Contingencies Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommitmentsDisclosureTextBlock" xlink:label="us-gaap_CommitmentsDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsDisclosureTextBlock" xlink:to="us-gaap_CommitmentsDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsDisclosureTextBlock_lbl" xml:lang="en-US"> Commitments and Contingencies </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="us-gaap_RelatedPartyTransactionsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsAbstract" xlink:to="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xml:lang="en-US"> Related Party Transactions [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xml:lang="en-US"> Related Party Transactions </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_BusinessSegmentationAbstract" xlink:label="cdxc_BusinessSegmentationAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_BusinessSegmentationAbstract" xlink:to="cdxc_BusinessSegmentationAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_BusinessSegmentationAbstract_lbl" xml:lang="en-US"> Intangible Assets Details </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingDisclosureTextBlock" xlink:to="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xml:lang="en-US"> Business Segmentation and Geographical Distribution </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="us-gaap_QuarterlyFinancialInformationDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:to="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_lbl" xml:lang="en-US"> Quarterly Financial Information Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_QuarterlyFinancialInformationTextBlock" xlink:label="us-gaap_QuarterlyFinancialInformationTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_QuarterlyFinancialInformationTextBlock" xlink:to="us-gaap_QuarterlyFinancialInformationTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_QuarterlyFinancialInformationTextBlock_lbl" xml:lang="en-US"> Quarterly Financial Information (unaudited) </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="us-gaap_SubsequentEventsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsAbstract" xlink:to="us-gaap_SubsequentEventsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xml:lang="en-US"> Subsequent Events [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="us-gaap_SubsequentEventsTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsTextBlock" xlink:to="us-gaap_SubsequentEventsTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xml:lang="en-US"> Subsequent Events </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock" xlink:label="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US"> Basis of presentation </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ChangesInAccountingPrinciplePolicyTextBlock" xlink:label="cdxc_ChangesInAccountingPrinciplePolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ChangesInAccountingPrinciplePolicyTextBlock" xlink:to="cdxc_ChangesInAccountingPrinciplePolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ChangesInAccountingPrinciplePolicyTextBlock_lbl" xml:lang="en-US"> Changes in accounting principle </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="us-gaap_UseOfEstimates"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UseOfEstimates" xlink:to="us-gaap_UseOfEstimates_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UseOfEstimates_lbl" xml:lang="en-US"> Use of accounting estimates </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ChangesInAccountingEstimatesPolicyTextBlock" xlink:label="cdxc_ChangesInAccountingEstimatesPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ChangesInAccountingEstimatesPolicyTextBlock" xlink:to="cdxc_ChangesInAccountingEstimatesPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ChangesInAccountingEstimatesPolicyTextBlock_lbl" xml:lang="en-US"> Changes in accounting estimates </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RevenueRecognitionPolicyTextBlock" xlink:label="us-gaap_RevenueRecognitionPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRecognitionPolicyTextBlock" xlink:to="us-gaap_RevenueRecognitionPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueRecognitionPolicyTextBlock_lbl" xml:lang="en-US"> Revenue recognition </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:to="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xml:lang="en-US"> Cash concentration </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TradeAndOtherAccountsReceivablePolicy" xlink:label="us-gaap_TradeAndOtherAccountsReceivablePolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TradeAndOtherAccountsReceivablePolicy" xlink:to="us-gaap_TradeAndOtherAccountsReceivablePolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TradeAndOtherAccountsReceivablePolicy_lbl" xml:lang="en-US"> Trade accounts receivable </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="us-gaap_ConcentrationRiskCreditRisk"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskCreditRisk" xlink:to="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xml:lang="en-US"> Credit risk </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="us-gaap_InventoryPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryPolicyTextBlock" xlink:to="us-gaap_InventoryPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl" xml:lang="en-US"> Inventories </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsIntangibleAssetsPolicy" xlink:label="us-gaap_GoodwillAndIntangibleAssetsIntangibleAssetsPolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetsIntangibleAssetsPolicy" xlink:to="us-gaap_GoodwillAndIntangibleAssetsIntangibleAssetsPolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillAndIntangibleAssetsIntangibleAssetsPolicy_lbl" xml:lang="en-US"> Intangible assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xml:lang="en-US"> Leasehold improvements and equipment </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CustomerDepositsPolicyTextBlock" xlink:label="cdxc_CustomerDepositsPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerDepositsPolicyTextBlock" xlink:to="cdxc_CustomerDepositsPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_CustomerDepositsPolicyTextBlock_lbl" xml:lang="en-US"> Customer deposits and other </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="us-gaap_IncomeTaxPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxPolicyTextBlock" xlink:to="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xml:lang="en-US"> Income taxes </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:to="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl" xml:lang="en-US"> Research and development costs </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdvertisingCostsPolicyTextBlock" xlink:label="us-gaap_AdvertisingCostsPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdvertisingCostsPolicyTextBlock" xlink:to="us-gaap_AdvertisingCostsPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdvertisingCostsPolicyTextBlock_lbl" xml:lang="en-US"> Advertising </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xml:lang="en-US"> Share-based compensation </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:to="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xml:lang="en-US"> Fair Value Measurement </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:to="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl" xml:lang="en-US"> Financial instruments </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xml:lang="en-US"> Recent accounting standards </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_AllowanceForDoubtfulReceivablesTableTextBlock" xlink:label="cdxc_AllowanceForDoubtfulReceivablesTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_AllowanceForDoubtfulReceivablesTableTextBlock" xlink:to="cdxc_AllowanceForDoubtfulReceivablesTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_AllowanceForDoubtfulReceivablesTableTextBlock_lbl" xml:lang="en-US"> Doubtful receivables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:to="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl" xml:lang="en-US"> Inventories </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_EstimatedUsefulLifeTableTextBlock" xlink:label="cdxc_EstimatedUsefulLifeTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_EstimatedUsefulLifeTableTextBlock" xlink:to="cdxc_EstimatedUsefulLifeTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_EstimatedUsefulLifeTableTextBlock_lbl" xml:lang="en-US"> Estimated useful life </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_EarningsPerShareTablesAbstract" xlink:label="cdxc_EarningsPerShareTablesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_EarningsPerShareTablesAbstract" xlink:to="cdxc_EarningsPerShareTablesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_EarningsPerShareTablesAbstract_lbl" xml:lang="en-US"> Earnings Per Share Tables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" xlink:label="us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" xlink:to="us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_lbl" xml:lang="en-US"> Earnings Per Share </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_IntangibleAssetsTablesAbstract" xlink:label="cdxc_IntangibleAssetsTablesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_IntangibleAssetsTablesAbstract" xlink:to="cdxc_IntangibleAssetsTablesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_IntangibleAssetsTablesAbstract_lbl" xml:lang="en-US"> Intangible Assets Tables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:to="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl" xml:lang="en-US"> Intangible assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_lbl" xml:lang="en-US"> Estimated aggregate amortization expense </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xml:lang="en-US"> Leasehold Improvements and Equipment </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CapitalizedLeaseObligationsTablesAbstract" xlink:label="cdxc_CapitalizedLeaseObligationsTablesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CapitalizedLeaseObligationsTablesAbstract" xlink:to="cdxc_CapitalizedLeaseObligationsTablesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CapitalizedLeaseObligationsTablesAbstract_lbl" xml:lang="en-US"> Capitalized Lease Obligations Tables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock" xlink:label="us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock" xlink:to="us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_lbl" xml:lang="en-US"> Minimum future lease payments </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_TermLoanPayoffAmountTableTextBlock" xlink:label="cdxc_TermLoanPayoffAmountTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_TermLoanPayoffAmountTableTextBlock" xlink:to="cdxc_TermLoanPayoffAmountTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_TermLoanPayoffAmountTableTextBlock_lbl" xml:lang="en-US"> Payoff amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfDebtTableTextBlock" xlink:label="us-gaap_ScheduleOfDebtTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDebtTableTextBlock" xlink:to="us-gaap_ScheduleOfDebtTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDebtTableTextBlock_lbl" xml:lang="en-US"> Loan payable </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_FairValueAssumptionsWarrantTableTextBlock" xlink:label="cdxc_FairValueAssumptionsWarrantTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_FairValueAssumptionsWarrantTableTextBlock" xlink:to="cdxc_FairValueAssumptionsWarrantTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_FairValueAssumptionsWarrantTableTextBlock_lbl" xml:lang="en-US"> Fair value assumptions </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_IncomeTaxesTablesAbstract" xlink:label="cdxc_IncomeTaxesTablesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_IncomeTaxesTablesAbstract" xlink:to="cdxc_IncomeTaxesTablesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_IncomeTaxesTablesAbstract_lbl" xml:lang="en-US"> Income Taxes Tables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xlink:label="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xlink:to="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock_lbl" xml:lang="en-US"> Provision for income tax </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:to="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xml:lang="en-US"> Reconciliation of income tax expense (benefit) </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US"> Deferred income tax assets and liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_EmployeeSharebasedCompensationTablesAbstract" xlink:label="cdxc_EmployeeSharebasedCompensationTablesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_EmployeeSharebasedCompensationTablesAbstract" xlink:to="cdxc_EmployeeSharebasedCompensationTablesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_EmployeeSharebasedCompensationTablesAbstract_lbl" xml:lang="en-US"> Employee Share-based Compensation Tables </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ScheduleOfWeightedAverageAssemptionsEmployeeBaseCompensation" xlink:label="cdxc_ScheduleOfWeightedAverageAssemptionsEmployeeBaseCompensation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ScheduleOfWeightedAverageAssemptionsEmployeeBaseCompensation" xlink:to="cdxc_ScheduleOfWeightedAverageAssemptionsEmployeeBaseCompensation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ScheduleOfWeightedAverageAssemptionsEmployeeBaseCompensation_lbl" xml:lang="en-US"> Weighted average assumptions of stock options granted </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xml:lang="en-US"> Service Period Based Stock Options </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ScheduleOfShareBasedPaymentAwardRestrictedStockValuationAssumptionsTableTextBlock" xlink:label="cdxc_ScheduleOfShareBasedPaymentAwardRestrictedStockValuationAssumptionsTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ScheduleOfShareBasedPaymentAwardRestrictedStockValuationAssumptionsTableTextBlock" xlink:to="cdxc_ScheduleOfShareBasedPaymentAwardRestrictedStockValuationAssumptionsTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ScheduleOfShareBasedPaymentAwardRestrictedStockValuationAssumptionsTableTextBlock_lbl" xml:lang="en-US"> Performance Based Stock Options </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_lbl" xml:lang="en-US"> Restricted stock awards granted to employees </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationNonemployeeDirectorStockAwardPlanActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationNonemployeeDirectorStockAwardPlanActivityTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationNonemployeeDirectorStockAwardPlanActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationNonemployeeDirectorStockAwardPlanActivityTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationNonemployeeDirectorStockAwardPlanActivityTableTextBlock_lbl" xml:lang="en-US"> Non-Employee stock options </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_lbl" xml:lang="en-US"> Restricted stock award activity </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockIssuanceTablesAbstract" xlink:label="cdxc_StockIssuanceTablesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockIssuanceTablesAbstract" xlink:to="cdxc_StockIssuanceTablesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockIssuanceTablesAbstract_lbl" xml:lang="en-US"> Stock Issuance Tables </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantAssumptionsTableTextBlock" xlink:label="cdxc_WarrantAssumptionsTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantAssumptionsTableTextBlock" xlink:to="cdxc_WarrantAssumptionsTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantAssumptionsTableTextBlock_lbl" xml:lang="en-US"> Warrant assumptions </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantsTablesAbstract" xlink:label="cdxc_WarrantsTablesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantsTablesAbstract" xlink:to="cdxc_WarrantsTablesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantsTablesAbstract_lbl" xml:lang="en-US"> Warrants Tables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:label="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:to="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_lbl" xml:lang="en-US"> Warrants </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" xlink:label="us-gaap_ScheduleOfAssumptionsUsedTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" xlink:to="us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_lbl" xml:lang="en-US"> Warrant assumptions </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CommitmentsTablesAbstract" xlink:label="cdxc_CommitmentsTablesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CommitmentsTablesAbstract" xlink:to="cdxc_CommitmentsTablesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CommitmentsTablesAbstract_lbl" xml:lang="en-US"> Commitments Tables </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_MinimumFutureRentalPaymentsTableTextBlock" xlink:label="cdxc_MinimumFutureRentalPaymentsTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_MinimumFutureRentalPaymentsTableTextBlock" xlink:to="cdxc_MinimumFutureRentalPaymentsTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_MinimumFutureRentalPaymentsTableTextBlock_lbl" xml:lang="en-US"> Minimum future rental payments </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RecordedUnconditionalPurchaseObligationsTextBlock" xlink:label="us-gaap_RecordedUnconditionalPurchaseObligationsTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RecordedUnconditionalPurchaseObligationsTextBlock" xlink:to="us-gaap_RecordedUnconditionalPurchaseObligationsTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RecordedUnconditionalPurchaseObligationsTextBlock_lbl" xml:lang="en-US"> Purchase obligations </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_MinimumRoyaltiesIncludingLicenseMaintenanceFeesTableTextBlock" xlink:label="cdxc_MinimumRoyaltiesIncludingLicenseMaintenanceFeesTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_MinimumRoyaltiesIncludingLicenseMaintenanceFeesTableTextBlock" xlink:to="cdxc_MinimumRoyaltiesIncludingLicenseMaintenanceFeesTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_MinimumRoyaltiesIncludingLicenseMaintenanceFeesTableTextBlock_lbl" xml:lang="en-US"> Minimum royalties including license maintenance fees </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_BusinessSegmentationTablesAbstract" xlink:label="cdxc_BusinessSegmentationTablesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_BusinessSegmentationTablesAbstract" xlink:to="cdxc_BusinessSegmentationTablesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_BusinessSegmentationTablesAbstract_lbl" xml:lang="en-US"> Business Segmentation And Geographical Distribution Tables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xml:lang="en-US"> Business Segmentation and Geographical Distribution </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock" xlink:label="us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock" xlink:to="us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock_lbl" xml:lang="en-US"> Major customers </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:label="us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:to="us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_lbl" xml:lang="en-US"> Schedule Of Quarterly Financial Information Table </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LiquidityAbstract" xlink:label="cdxc_LiquidityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LiquidityAbstract" xlink:to="cdxc_LiquidityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LiquidityAbstract_lbl" xml:lang="en-US"> Liquidity </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingIncomeLoss_2_lbl" xml:lang="en-US"> Operating loss </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Cash" xlink:to="us-gaap_Cash_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Cash_4_lbl" xml:lang="en-US"> Cash and cash equivalents </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xml:lang="en-US"> Allowance for doubtful receivables </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryNetAbstract" xlink:label="us-gaap_InventoryNetAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryNetAbstract" xlink:to="us-gaap_InventoryNetAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InventoryNetAbstract_lbl" xml:lang="en-US"> Inventories </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryRawMaterials" xlink:label="us-gaap_InventoryRawMaterials"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryRawMaterials" xlink:to="us-gaap_InventoryRawMaterials_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryRawMaterials_lbl" xml:lang="en-US"> Bulk ingredients </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryRawMaterialsAndSupplies" xlink:label="us-gaap_InventoryRawMaterialsAndSupplies"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryRawMaterialsAndSupplies" xlink:to="us-gaap_InventoryRawMaterialsAndSupplies_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryRawMaterialsAndSupplies_lbl" xml:lang="en-US"> Reference standards </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryGross" xlink:label="us-gaap_InventoryGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryGross" xlink:to="us-gaap_InventoryGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryGross_lbl" xml:lang="en-US"> Inventory-gross </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryValuationReserves" xlink:label="us-gaap_InventoryValuationReserves"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryValuationReserves" xlink:to="us-gaap_InventoryValuationReserves_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryValuationReserves_lbl" xml:lang="en-US"> Less valuation allowance </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryNet" xlink:to="us-gaap_InventoryNet_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InventoryNet_2_lbl" xml:lang="en-US"> Inventory-net </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShippingAndHandlingFees" xlink:label="cdxc_ShippingAndHandlingFees"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShippingAndHandlingFees" xlink:to="cdxc_ShippingAndHandlingFees_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShippingAndHandlingFees_lbl" xml:lang="en-US"> Shipping and handling fees billed </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShippingHandlingAndTransportationCosts" xlink:label="us-gaap_ShippingHandlingAndTransportationCosts"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShippingHandlingAndTransportationCosts" xlink:to="us-gaap_ShippingHandlingAndTransportationCosts_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShippingHandlingAndTransportationCosts_lbl" xml:lang="en-US"> Cost of shipping and handling </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdvertisingExpense" xlink:label="us-gaap_AdvertisingExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdvertisingExpense" xlink:to="us-gaap_AdvertisingExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdvertisingExpense_lbl" xml:lang="en-US"> Advertising expense </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareAbstract_2_lbl" xml:lang="en-US"> Earnings per share </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted_2_lbl" xml:lang="en-US"> Basic and diluted loss per common share </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US"> Weighted average common shares outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DilutiveSecuritiesAbstract" xlink:label="us-gaap_DilutiveSecuritiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DilutiveSecuritiesAbstract" xlink:to="us-gaap_DilutiveSecuritiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DilutiveSecuritiesAbstract_lbl" xml:lang="en-US"> Potentially dilutive securities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DilutiveSecurities" xlink:label="us-gaap_DilutiveSecurities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DilutiveSecurities" xlink:to="us-gaap_DilutiveSecurities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DilutiveSecurities_lbl" xml:lang="en-US"> Diliutive securities </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LossPerShareApplicableToCommonStockholdersDetailsNarrativeAbstract" xlink:label="cdxc_LossPerShareApplicableToCommonStockholdersDetailsNarrativeAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LossPerShareApplicableToCommonStockholdersDetailsNarrativeAbstract" xlink:to="cdxc_LossPerShareApplicableToCommonStockholdersDetailsNarrativeAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LossPerShareApplicableToCommonStockholdersDetailsNarrativeAbstract_lbl" xml:lang="en-US"> Loss Per Share Applicable To Common Stockholders Details Narrative </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesRestrictedStock" xlink:label="us-gaap_WeightedAverageNumberOfSharesRestrictedStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesRestrictedStock" xlink:to="us-gaap_WeightedAverageNumberOfSharesRestrictedStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesRestrictedStock_lbl" xml:lang="en-US"> Weighted average nonvested shares of restricted stock </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_IntangibleAssetsDetailsAbstract" xlink:label="cdxc_IntangibleAssetsDetailsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_IntangibleAssetsDetailsAbstract" xlink:to="cdxc_IntangibleAssetsDetailsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_IntangibleAssetsDetailsAbstract_lbl" xml:lang="en-US"> Intangible Assets Details </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNetAbstract" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNetAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNetAbstract" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNetAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNetAbstract_lbl" xml:lang="en-US"> Intangible assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedLicenseAgreementsGross" xlink:label="us-gaap_FiniteLivedLicenseAgreementsGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedLicenseAgreementsGross" xlink:to="us-gaap_FiniteLivedLicenseAgreementsGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedLicenseAgreementsGross_lbl" xml:lang="en-US"> Gross Carrying Amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xml:lang="en-US"> Accumulated Amortization </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xml:lang="en-US"> Net Amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:to="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xml:lang="en-US"> Remaining weighted average period </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_IntangibleAssetsDetailsAbstract_2_lbl" xml:lang="en-US"> Intangible Assets Details 1 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:label="us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:to="us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_lbl" xml:lang="en-US"> Finite Lived Intangible Assets Future Amortization Expense </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xml:lang="en-US"> 2017 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xml:lang="en-US"> 2018 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xml:lang="en-US"> 2019 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xml:lang="en-US"> 2020 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_lbl" xml:lang="en-US"> 2021 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_lbl" xml:lang="en-US"> Thereafter </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_2_lbl" xml:lang="en-US"> Intangible assets </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_IntangibleAssetsDetailsNarrativeAbstract" xlink:label="cdxc_IntangibleAssetsDetailsNarrativeAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_IntangibleAssetsDetailsNarrativeAbstract" xlink:to="cdxc_IntangibleAssetsDetailsNarrativeAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_IntangibleAssetsDetailsNarrativeAbstract_lbl" xml:lang="en-US"> Intangible Assets Details Narrative </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AmortizationOfIntangibleAssets_2_lbl" xml:lang="en-US"> Amortization expense on amortizable intangible assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:to="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_lbl" xml:lang="en-US"> Unamortized expense to be recognized over a weighted average period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LicenseCosts" xlink:label="us-gaap_LicenseCosts"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LicenseCosts" xlink:to="us-gaap_LicenseCosts_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LicenseCosts_lbl" xml:lang="en-US"> License fee </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LeaseholdImprovementsAndEquipmentDetailsAbstract" xlink:label="cdxc_LeaseholdImprovementsAndEquipmentDetailsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LeaseholdImprovementsAndEquipmentDetailsAbstract" xlink:to="cdxc_LeaseholdImprovementsAndEquipmentDetailsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LeaseholdImprovementsAndEquipmentDetailsAbstract_lbl" xml:lang="en-US"> Leasehold Improvements And Equipment Details </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_lbl" xml:lang="en-US"> Leasehold improvements </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MachineryAndEquipmentGross" xlink:label="us-gaap_MachineryAndEquipmentGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MachineryAndEquipmentGross" xlink:to="us-gaap_MachineryAndEquipmentGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MachineryAndEquipmentGross_lbl" xml:lang="en-US"> Laboratory equipment (10 years) </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LeaseholdImprovements" xlink:label="cdxc_LeaseholdImprovements"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LeaseholdImprovements" xlink:to="cdxc_LeaseholdImprovements_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LeaseholdImprovements_lbl" xml:lang="en-US"> Leasehold improvements (Until the end of the lease term) </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentGross" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xml:lang="en-US"> Computer equipment (3 to 5 years) </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FurnitureAndFixturesGross" xlink:label="us-gaap_FurnitureAndFixturesGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FurnitureAndFixturesGross" xlink:to="us-gaap_FurnitureAndFixturesGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FurnitureAndFixturesGross_lbl" xml:lang="en-US"> Furniture and fixtures (7 years) </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OfficeEquipmentGross" xlink:label="cdxc_OfficeEquipmentGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OfficeEquipmentGross" xlink:to="cdxc_OfficeEquipmentGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OfficeEquipmentGross_lbl" xml:lang="en-US"> Office equipment (10 years) </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConstructionInProgressGross" xlink:label="us-gaap_ConstructionInProgressGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConstructionInProgressGross" xlink:to="us-gaap_ConstructionInProgressGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConstructionInProgressGross_lbl" xml:lang="en-US"> Construction in progress </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LeaseholdImprovementsGross" xlink:label="us-gaap_LeaseholdImprovementsGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LeaseholdImprovementsGross" xlink:to="us-gaap_LeaseholdImprovementsGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LeaseholdImprovementsGross_lbl" xml:lang="en-US"> Leasehold improvements, gross </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xml:lang="en-US"> Less accumulated depreciation </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LeaseholdImprovementsTotal" xlink:label="cdxc_LeaseholdImprovementsTotal"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LeaseholdImprovementsTotal" xlink:to="cdxc_LeaseholdImprovementsTotal_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LeaseholdImprovementsTotal_lbl" xml:lang="en-US"> Leasehold improvements, total </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LeaseholdImprovementsAndEquipmentDetailsNarrativeAbstract" xlink:label="cdxc_LeaseholdImprovementsAndEquipmentDetailsNarrativeAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LeaseholdImprovementsAndEquipmentDetailsNarrativeAbstract" xlink:to="cdxc_LeaseholdImprovementsAndEquipmentDetailsNarrativeAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LeaseholdImprovementsAndEquipmentDetailsNarrativeAbstract_lbl" xml:lang="en-US"> Leasehold Improvements And Equipment Details Narrative </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="us-gaap_DepreciationDepletionAndAmortization"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepreciationDepletionAndAmortization" xlink:to="us-gaap_DepreciationDepletionAndAmortization_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xml:lang="en-US"> Depreciation expense </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AmortizationOfLeasedAsset" xlink:label="us-gaap_AmortizationOfLeasedAsset"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfLeasedAsset" xlink:to="us-gaap_AmortizationOfLeasedAsset_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfLeasedAsset_lbl" xml:lang="en-US"> Capitalized lease obligations total cost </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueLeasesAccumulatedAmortization" xlink:label="us-gaap_DeferredRevenueLeasesAccumulatedAmortization"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenueLeasesAccumulatedAmortization" xlink:to="us-gaap_DeferredRevenueLeasesAccumulatedAmortization_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredRevenueLeasesAccumulatedAmortization_lbl" xml:lang="en-US"> Capitalized lease obligations accumulated amortization </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CapitalizedLeaseObligationsDetailsAbstract" xlink:label="cdxc_CapitalizedLeaseObligationsDetailsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CapitalizedLeaseObligationsDetailsAbstract" xlink:to="cdxc_CapitalizedLeaseObligationsDetailsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CapitalizedLeaseObligationsDetailsAbstract_lbl" xml:lang="en-US"> Capitalized Lease Obligations Details </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueAbstract" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeasesFutureMinimumPaymentsDueAbstract" xlink:to="us-gaap_CapitalLeasesFutureMinimumPaymentsDueAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueAbstract_lbl" xml:lang="en-US"> Capital Leases Future Minimum Payments Due </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent" xlink:to="us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent_lbl" xml:lang="en-US"> 2017 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears" xlink:to="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears_lbl" xml:lang="en-US"> 2018 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears" xlink:to="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears_lbl" xml:lang="en-US"> 2019 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears" xlink:to="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears_lbl" xml:lang="en-US"> 2020 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDue" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_CapitalLeasesFutureMinimumPaymentsDue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDue_lbl" xml:lang="en-US"> Total minimum lease payments </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments" xlink:to="us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments_lbl" xml:lang="en-US"> Less amount representing interest at a rate of approximately 8.9% per year </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments" xlink:to="us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_lbl" xml:lang="en-US"> Present value of net minimum lease payments </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CurrentPortionCapitalizedLeaseObligations" xlink:label="cdxc_CurrentPortionCapitalizedLeaseObligations"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CurrentPortionCapitalizedLeaseObligations" xlink:to="cdxc_CurrentPortionCapitalizedLeaseObligations_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CurrentPortionCapitalizedLeaseObligations_lbl" xml:lang="en-US"> Less current portion </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:to="us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_lbl" xml:lang="en-US"> Long-term obligations under capital leases </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CapitalizedLeaseObligationsDetailsNarrativeAbstract" xlink:label="cdxc_CapitalizedLeaseObligationsDetailsNarrativeAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CapitalizedLeaseObligationsDetailsNarrativeAbstract" xlink:to="cdxc_CapitalizedLeaseObligationsDetailsNarrativeAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CapitalizedLeaseObligationsDetailsNarrativeAbstract_lbl" xml:lang="en-US"> Capitalized Lease Obligations Details Narrative </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeasesIncomeStatementInterestExpense" xlink:label="us-gaap_CapitalLeasesIncomeStatementInterestExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeasesIncomeStatementInterestExpense" xlink:to="us-gaap_CapitalLeasesIncomeStatementInterestExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeasesIncomeStatementInterestExpense_lbl" xml:lang="en-US"> Interest expense </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LongTermDebtAndCapitalLeaseObligationsPayOff" xlink:label="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOff"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOff" xlink:to="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOff_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOff_lbl" xml:lang="en-US"> Principal, payoff amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_AccruedInterestPayoffAmount" xlink:label="cdxc_AccruedInterestPayoffAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_AccruedInterestPayoffAmount" xlink:to="cdxc_AccruedInterestPayoffAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_AccruedInterestPayoffAmount_lbl" xml:lang="en-US"> Accrued interest, payoff amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_EndOfTermChargePayoffAmount" xlink:label="cdxc_EndOfTermChargePayoffAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_EndOfTermChargePayoffAmount" xlink:to="cdxc_EndOfTermChargePayoffAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_EndOfTermChargePayoffAmount_lbl" xml:lang="en-US"> End of term charge, payoff amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_PrepaymentFeePayoffAmount" xlink:label="cdxc_PrepaymentFeePayoffAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_PrepaymentFeePayoffAmount" xlink:to="cdxc_PrepaymentFeePayoffAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_PrepaymentFeePayoffAmount_lbl" xml:lang="en-US"> Prepayment fee, payoff amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OtherFeesPayoffAmount" xlink:label="cdxc_OtherFeesPayoffAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OtherFeesPayoffAmount" xlink:to="cdxc_OtherFeesPayoffAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OtherFeesPayoffAmount_lbl" xml:lang="en-US"> Other fees, payoff amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_TotalPayoffAmountIncludingInterest" xlink:label="cdxc_TotalPayoffAmountIncludingInterest"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_TotalPayoffAmountIncludingInterest" xlink:to="cdxc_TotalPayoffAmountIncludingInterest_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_TotalPayoffAmountIncludingInterest_lbl" xml:lang="en-US"> Total payoff amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="us-gaap_LongTermDebtAndCapitalLeaseObligations"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:to="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl" xml:lang="en-US"> Principal, carrying amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongtermDebtPercentageBearingFixedInterestAmount" xlink:label="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount" xlink:to="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount_lbl" xml:lang="en-US"> Accrued end of term charge, carrying amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredFinanceCostsCurrentNet" xlink:label="us-gaap_DeferredFinanceCostsCurrentNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredFinanceCostsCurrentNet" xlink:to="us-gaap_DeferredFinanceCostsCurrentNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredFinanceCostsCurrentNet_lbl" xml:lang="en-US"> Deferred financing cost, carrying amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantDiscountCarryingAmount" xlink:label="cdxc_WarrantDiscountCarryingAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantDiscountCarryingAmount" xlink:to="cdxc_WarrantDiscountCarryingAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantDiscountCarryingAmount_lbl" xml:lang="en-US"> Warrant discount, carrying amount </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermLoansPayable" xlink:label="us-gaap_LongTermLoansPayable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermLoansPayable" xlink:to="us-gaap_LongTermLoansPayable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermLoansPayable_lbl" xml:lang="en-US"> Total carrying amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LongTermDebtAndCapitalLeaseObligationsPayOffNet" xlink:label="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOffNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOffNet" xlink:to="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOffNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOffNet_lbl" xml:lang="en-US"> Total payoff amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LossOnDebtExtinguishment" xlink:label="cdxc_LossOnDebtExtinguishment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LossOnDebtExtinguishment" xlink:to="cdxc_LossOnDebtExtinguishment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_LossOnDebtExtinguishment_lbl" xml:lang="en-US"> Loss on debt extinguishment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssumptionsExpectedVolatilityRate" xlink:label="us-gaap_FairValueAssumptionsExpectedVolatilityRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssumptionsExpectedVolatilityRate" xlink:to="us-gaap_FairValueAssumptionsExpectedVolatilityRate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssumptionsExpectedVolatilityRate_lbl" xml:lang="en-US"> Volatility </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssumptionsExpectedDividendRate" xlink:label="us-gaap_FairValueAssumptionsExpectedDividendRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssumptionsExpectedDividendRate" xlink:to="us-gaap_FairValueAssumptionsExpectedDividendRate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssumptionsExpectedDividendRate_lbl" xml:lang="en-US"> Expected dividends </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssumptionsExpectedTerm" xlink:label="us-gaap_FairValueAssumptionsExpectedTerm"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssumptionsExpectedTerm" xlink:to="us-gaap_FairValueAssumptionsExpectedTerm_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssumptionsExpectedTerm_lbl" xml:lang="en-US"> Contractual term </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssumptionsRiskFreeInterestRate" xlink:label="us-gaap_FairValueAssumptionsRiskFreeInterestRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssumptionsRiskFreeInterestRate" xlink:to="us-gaap_FairValueAssumptionsRiskFreeInterestRate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssumptionsRiskFreeInterestRate_lbl" xml:lang="en-US"> Risk-free rate </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet" xlink:label="us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet" xlink:to="us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_lbl" xml:lang="en-US"> Debt issuance costs, Line of credit </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnamortizedDebtIssuanceExpense" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnamortizedDebtIssuanceExpense" xlink:to="us-gaap_UnamortizedDebtIssuanceExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense_lbl" xml:lang="en-US"> Unamortized debt issuance costs, Line of credit </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpense" xlink:to="us-gaap_InterestExpense_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InterestExpense_2_lbl" xml:lang="en-US"> Interest expense </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AmortizationOfDebtDiscountPremium" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfDebtDiscountPremium" xlink:to="us-gaap_AmortizationOfDebtDiscountPremium_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium_lbl" xml:lang="en-US"> Amortizations of debt discount, Warrant </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_InterestExpenseRelatedToAmortizationOfDebtIssuanceCostsAndAccrualOfEndOfTermCharge" xlink:label="cdxc_InterestExpenseRelatedToAmortizationOfDebtIssuanceCostsAndAccrualOfEndOfTermCharge"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_InterestExpenseRelatedToAmortizationOfDebtIssuanceCostsAndAccrualOfEndOfTermCharge" xlink:to="cdxc_InterestExpenseRelatedToAmortizationOfDebtIssuanceCostsAndAccrualOfEndOfTermCharge_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_InterestExpenseRelatedToAmortizationOfDebtIssuanceCostsAndAccrualOfEndOfTermCharge_lbl" xml:lang="en-US"> Interest expense related to amortization of debt issuance costs and the accrual of the end of term charge </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureAbstract" xlink:to="us-gaap_IncomeTaxDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_lbl" xml:lang="en-US"> Income Tax Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefitAbstract" xlink:label="us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefitAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefitAbstract" xlink:to="us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefitAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefitAbstract_lbl" xml:lang="en-US"> Current </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentFederalTaxExpenseBenefit" xlink:to="us-gaap_CurrentFederalTaxExpenseBenefit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit_lbl" xml:lang="en-US"> Federal </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:to="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_lbl" xml:lang="en-US"> State </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefitAbstract" xlink:label="us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefitAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefitAbstract" xlink:to="us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefitAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefitAbstract_lbl" xml:lang="en-US"> Deferred (net of valuation allowance) </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl" xml:lang="en-US"> Federal </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl" xml:lang="en-US"> State </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xml:lang="en-US"> Income tax provision </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xml:lang="en-US"> Federal income tax expense at statutory rate </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl" xml:lang="en-US"> State income tax, net of federal benefit </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_lbl" xml:lang="en-US"> Permanent differences </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl" xml:lang="en-US"> Change in tax rates </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_EffectiveIncomeTaxRateReconciliationTaxExpirationsOfNetOperatingLosses" xlink:label="cdxc_EffectiveIncomeTaxRateReconciliationTaxExpirationsOfNetOperatingLosses"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_EffectiveIncomeTaxRateReconciliationTaxExpirationsOfNetOperatingLosses" xlink:to="cdxc_EffectiveIncomeTaxRateReconciliationTaxExpirationsOfNetOperatingLosses_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_EffectiveIncomeTaxRateReconciliationTaxExpirationsOfNetOperatingLosses_lbl" xml:lang="en-US"> Expirations of net operating losses </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_EffectiveIncomeTaxRateReconciliationTaxChangeInStockOptionsAndRestrictedStock" xlink:label="cdxc_EffectiveIncomeTaxRateReconciliationTaxChangeInStockOptionsAndRestrictedStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_EffectiveIncomeTaxRateReconciliationTaxChangeInStockOptionsAndRestrictedStock" xlink:to="cdxc_EffectiveIncomeTaxRateReconciliationTaxChangeInStockOptionsAndRestrictedStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_EffectiveIncomeTaxRateReconciliationTaxChangeInStockOptionsAndRestrictedStock_lbl" xml:lang="en-US"> Change in stock options and restricted stock </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US"> Change in valuation allowance </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_lbl" xml:lang="en-US"> Other </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:to="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xml:lang="en-US"> Effective Tax Rate </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsGrossAbstract" xlink:label="us-gaap_DeferredTaxAssetsGrossAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGrossAbstract" xlink:to="us-gaap_DeferredTaxAssetsGrossAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsGrossAbstract_lbl" xml:lang="en-US"> Deferred tax assets: </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="us-gaap_OperatingLossCarryforwards"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="us-gaap_OperatingLossCarryforwards_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xml:lang="en-US"> Net operating loss carryforward </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CapitalLossCarryforward" xlink:label="cdxc_CapitalLossCarryforward"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CapitalLossCarryforward" xlink:to="cdxc_CapitalLossCarryforward_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CapitalLossCarryforward_lbl" xml:lang="en-US"> Capital loss carryforward </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_RestrictedStockExpense1" xlink:label="cdxc_RestrictedStockExpense1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_RestrictedStockExpense1" xlink:to="cdxc_RestrictedStockExpense1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_RestrictedStockExpense1_lbl" xml:lang="en-US"> Stock options and restricted stock </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsInventory" xlink:label="us-gaap_DeferredTaxAssetsInventory"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsInventory" xlink:to="us-gaap_DeferredTaxAssetsInventory_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsInventory_lbl" xml:lang="en-US"> Inventory reserve </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts_lbl" xml:lang="en-US"> Allowance for doubtful accounts </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_lbl" xml:lang="en-US"> Accrued expenses </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome" xlink:label="us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome" xlink:to="us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome_lbl" xml:lang="en-US"> Deferred revenue </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:label="us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:to="us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_lbl" xml:lang="en-US"> Intangibles </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="us-gaap_DeferredTaxAssetsOther"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOther" xlink:to="us-gaap_DeferredTaxAssetsOther_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DeferredTaxAssetsOther_lbl" xml:lang="en-US"> Deferred rent </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="us-gaap_DeferredTaxAssetsGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGross" xlink:to="us-gaap_DeferredTaxAssetsGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xml:lang="en-US"> Deferred Tax Assets Gross </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US"> Less valuation allowance </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="us-gaap_DeferredTaxAssetsNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsNet" xlink:to="us-gaap_DeferredTaxAssetsNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl" xml:lang="en-US"> Deferred Tax Assets Net </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxLiabilitiesAbstract" xlink:label="us-gaap_DeferredTaxLiabilitiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesAbstract" xlink:to="us-gaap_DeferredTaxLiabilitiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesAbstract_lbl" xml:lang="en-US"> Deferred tax liabilities: </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxLiabilitiesLeasingArrangements" xlink:label="us-gaap_DeferredTaxLiabilitiesLeasingArrangements"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesLeasingArrangements" xlink:to="us-gaap_DeferredTaxLiabilitiesLeasingArrangements_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesLeasingArrangements_lbl" xml:lang="en-US"> Leasehold improvements and equipment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPrepaidExpenses" xlink:label="us-gaap_DeferredTaxLiabilitiesPrepaidExpenses"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesPrepaidExpenses" xlink:to="us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_lbl" xml:lang="en-US"> Prepaid expenses </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities" xlink:label="us-gaap_DeferredIncomeTaxLiabilities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxLiabilities" xlink:to="us-gaap_DeferredIncomeTaxLiabilities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_lbl" xml:lang="en-US"> Deferred Income Tax Liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="us-gaap_DeferredTaxLiabilities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilities" xlink:to="us-gaap_DeferredTaxLiabilities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilities_lbl" xml:lang="en-US"> Deferred Tax Liabilities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_2_lbl" xml:lang="en-US"> Effective income tax rates </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease" xlink:label="us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease" xlink:to="us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease_lbl" xml:lang="en-US"> Increase in valuation allowance </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLossCarryforwards_2_lbl" xml:lang="en-US"> Operating loss carryforwards </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLossCarryforwardsExpirationDate" xlink:label="us-gaap_OperatingLossCarryforwardsExpirationDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLossCarryforwardsExpirationDate" xlink:to="us-gaap_OperatingLossCarryforwardsExpirationDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLossCarryforwardsExpirationDate_lbl" xml:lang="en-US"> Operating loss carryforwards expiration date (start) </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapital" xlink:label="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapital"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapital" xlink:to="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapital_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapital_lbl" xml:lang="en-US"> Capital loss carry forward offset future federal taxable capital </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapitalExpirationDate" xlink:label="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapitalExpirationDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapitalExpirationDate" xlink:to="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapitalExpirationDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapitalExpirationDate_lbl" xml:lang="en-US"> Capital loss carry forward offset future federal taxable capital expiration date </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_lbl" xml:lang="en-US"> Weighted average assumptions for options granted to employees </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl" xml:lang="en-US"> Expected dividends </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl" xml:lang="en-US"> Risk-free rate </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward1Abstract" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward1Abstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward1Abstract" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward1Abstract_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1_lbl" xml:lang="en-US"> Outstanding at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod1_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OptionClassificationFromEmployeeToNonemployee" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployee"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OptionClassificationFromEmployeeToNonemployee" xlink:to="cdxc_OptionClassificationFromEmployeeToNonemployee_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployee_lbl" xml:lang="en-US"> Option classification from Employee to Non-Employee </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised1" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised1" xlink:to="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised1_lbl" xml:lang="en-US"> Options Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockIssuedDuringPeriodSharesStockOptionsExpired1" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExpired1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockIssuedDuringPeriodSharesStockOptionsExpired1" xlink:to="cdxc_StockIssuedDuringPeriodSharesStockOptionsExpired1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExpired1_lbl" xml:lang="en-US"> Options Expired </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod3" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod3"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod3" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod3_lbl" xlink:type="arc"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1_2_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber10" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber10"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber10" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber10_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_lbl" xml:lang="en-US"> Weighted Average Exercise Price </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2_lbl" xml:lang="en-US"> Outstanding at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice1" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice1_lbl" xml:lang="en-US"> Options Granted </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageExercisePrice" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageExercisePrice" xlink:to="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Option classification from Employee to Non-Employee </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1_lbl" xml:lang="en-US"> Options Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1_lbl" xml:lang="en-US"> Options Expired </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1_lbl" xml:lang="en-US"> Options Forfeited </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2_2_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm1Abstract" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm1Abstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm1Abstract" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm1Abstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm1Abstract_lbl" xml:lang="en-US"> Weighted Average Remaining Contractual Term </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ServiceOptionsOutstandingAtBeginningOfPeriod" xlink:label="cdxc_ServiceOptionsOutstandingAtBeginningOfPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ServiceOptionsOutstandingAtBeginningOfPeriod" xlink:to="cdxc_ServiceOptionsOutstandingAtBeginningOfPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ServiceOptionsOutstandingAtBeginningOfPeriod_lbl" xml:lang="en-US"> Outstanding at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OptionsGrantedWeightedAverageRemainingContractualTerm" xlink:label="cdxc_OptionsGrantedWeightedAverageRemainingContractualTerm"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OptionsGrantedWeightedAverageRemainingContractualTerm" xlink:to="cdxc_OptionsGrantedWeightedAverageRemainingContractualTerm_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OptionsGrantedWeightedAverageRemainingContractualTerm_lbl" xml:lang="en-US"> Options granted </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm" xlink:to="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm_lbl" xml:lang="en-US"> Option classification from Employee to Non-Employee </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OutstandingAtEndOfPeriodOptions" xlink:label="cdxc_OutstandingAtEndOfPeriodOptions"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OutstandingAtEndOfPeriodOptions" xlink:to="cdxc_OutstandingAtEndOfPeriodOptions_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OutstandingAtEndOfPeriodOptions_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Fair Value of Options Granted </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValue1Abstract" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValue1Abstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValue1Abstract" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValue1Abstract_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue2" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue2" xlink:to="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue2_lbl" xml:lang="en-US"> Aggregate Intrinsic Value outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisedExercisableIntrinsicValue" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisedExercisableIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisedExercisableIntrinsicValue" xlink:to="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisedExercisableIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisedExercisableIntrinsicValue_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ServiceOptionsAggregateIntrinsicValueExercisable" xlink:label="cdxc_ServiceOptionsAggregateIntrinsicValueExercisable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ServiceOptionsAggregateIntrinsicValueExercisable" xlink:to="cdxc_ServiceOptionsAggregateIntrinsicValueExercisable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ServiceOptionsAggregateIntrinsicValueExercisable_lbl" xml:lang="en-US"> Aggregate Intrinsic Value exercisable </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xml:lang="en-US"> Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosures2Abstract" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosures2Abstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosures2Abstract" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosures2Abstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosures2Abstract_lbl" xml:lang="en-US"> Summary of performance based stock option activity- Shares </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2_lbl" xml:lang="en-US"> Outstanding at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised2" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised2" xlink:to="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised2_lbl" xml:lang="en-US"> Options Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2_lbl" xml:lang="en-US"> Options Forfeited </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2_2_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosures1Abstract" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosures1Abstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosures1Abstract" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosures1Abstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosures1Abstract_lbl" xml:lang="en-US"> Weighted Average Exercise Price </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1_lbl" xml:lang="en-US"> Outstanding at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice2" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice2_lbl" xml:lang="en-US"> Options Granted </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice2" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice2_lbl" xml:lang="en-US"> Options Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice2" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice2_lbl" xml:lang="en-US"> Options Forfeited </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1_2_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverage22" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverage22"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverage22" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverage22_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverage22_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm2Abstract" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm2Abstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm2Abstract" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm2Abstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTerm2Abstract_lbl" xml:lang="en-US"> Weighted Average Remaining Contractual Term </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OutstandingAtBeginningOfPeriodPerformanceActivity" xlink:label="cdxc_OutstandingAtBeginningOfPeriodPerformanceActivity"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OutstandingAtBeginningOfPeriodPerformanceActivity" xlink:to="cdxc_OutstandingAtBeginningOfPeriodPerformanceActivity_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_OutstandingAtBeginningOfPeriodPerformanceActivity_lbl" xml:lang="en-US"> Outstanding at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermGranted" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermGranted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermGranted" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermGranted_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermGranted_lbl" xml:lang="en-US"> Options Granted </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingOutstanding" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingOutstanding" xlink:to="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingOutstanding_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ExercisableAtEndOfPeriodWeightedAverageRemaining" xlink:label="cdxc_ExercisableAtEndOfPeriodWeightedAverageRemaining"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ExercisableAtEndOfPeriodWeightedAverageRemaining" xlink:to="cdxc_ExercisableAtEndOfPeriodWeightedAverageRemaining_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ExercisableAtEndOfPeriodWeightedAverageRemaining_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValue2Abstract" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValue2Abstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValue2Abstract" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValue2Abstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValue2Abstract_lbl" xml:lang="en-US"> Aggregate Intrinsic Value </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue2" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue2_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue3" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue3"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue3" xlink:to="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue3_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SummaryOfActivityOfRestrictedStockAwardsGrantedToEmployeesAbstract" xlink:label="cdxc_SummaryOfActivityOfRestrictedStockAwardsGrantedToEmployeesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SummaryOfActivityOfRestrictedStockAwardsGrantedToEmployeesAbstract" xlink:to="cdxc_SummaryOfActivityOfRestrictedStockAwardsGrantedToEmployeesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_SummaryOfActivityOfRestrictedStockAwardsGrantedToEmployeesAbstract_lbl" xml:lang="en-US"> Summary of activity of restricted stock awards granted to employees- Shares </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1_lbl" xml:lang="en-US"> Unvested shares at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod1_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod1_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod1_lbl" xlink:type="arc"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1_2_lbl" xml:lang="en-US"> Unvested shares at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber1_lbl" xml:lang="en-US"> Expected to Vest as of End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue1Abstract" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue1Abstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue1Abstract" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue1Abstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue1Abstract_lbl" xml:lang="en-US"> Weighted Average Award-Date Fair Value </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1_lbl" xml:lang="en-US"> Unvested shares at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue1_lbl" xml:lang="en-US"> Granted </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue1_lbl" xml:lang="en-US"> Vested </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue1_lbl" xml:lang="en-US"> Forfeited </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1_2_lbl" xml:lang="en-US"> Unvested shares at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice1" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice1_lbl" xml:lang="en-US"> Expected to Vest as of End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonemployeeSharebasedCompensationDetailsAbstract" xlink:label="cdxc_NonemployeeSharebasedCompensationDetailsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonemployeeSharebasedCompensationDetailsAbstract" xlink:to="cdxc_NonemployeeSharebasedCompensationDetailsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_NonemployeeSharebasedCompensationDetailsAbstract_lbl" xml:lang="en-US"> Income Taxes Details Narrative </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract_lbl" xml:lang="en-US"> Non-Employee Share-Based Compensation- Options </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xml:lang="en-US"> Outstanding at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_lbl" xml:lang="en-US"> Options Granted </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOtherIncreasesDecreasesInPeriod_lbl" xml:lang="en-US"> Options Classification from Employee to Non-Employee </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xml:lang="en-US"> Options Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xml:lang="en-US"> Options Forfeited </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_lbl" xml:lang="en-US"> Weighted Average Exercise Price </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Outstanding at Beginning of Period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Options Granted </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOtherShareIncreaseDecreaseInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Options Classification from Employee to Non-Employee </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Options Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Options Forfeited </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonEmployeeWeightedAverageRemainingContractualTerm" xlink:label="cdxc_NonEmployeeWeightedAverageRemainingContractualTerm"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonEmployeeWeightedAverageRemainingContractualTerm" xlink:to="cdxc_NonEmployeeWeightedAverageRemainingContractualTerm_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_NonEmployeeWeightedAverageRemainingContractualTerm_lbl" xml:lang="en-US"> Weighted Average Remaining Contractual Term </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OutstandingAtBeginningOfPeriodNonemployeeoptions" xlink:label="cdxc_OutstandingAtBeginningOfPeriodNonemployeeoptions"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OutstandingAtBeginningOfPeriodNonemployeeoptions" xlink:to="cdxc_OutstandingAtBeginningOfPeriodNonemployeeoptions_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OutstandingAtBeginningOfPeriodNonemployeeoptions_lbl" xml:lang="en-US"> Outstanding at beginning of period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonemployeeOptionsGranted" xlink:label="cdxc_NonemployeeOptionsGranted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonemployeeOptionsGranted" xlink:to="cdxc_NonemployeeOptionsGranted_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_NonemployeeOptionsGranted_lbl" xml:lang="en-US"> Options granted </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_OptionsClassificationFromEmployeeToNonemployee" xlink:label="cdxc_OptionsClassificationFromEmployeeToNonemployee"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OptionsClassificationFromEmployeeToNonemployee" xlink:to="cdxc_OptionsClassificationFromEmployeeToNonemployee_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_OptionsClassificationFromEmployeeToNonemployee_lbl" xml:lang="en-US"> Options Classification from Employee to Non-Employee </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonEmployeeOutstandingAtMarch302013" xlink:label="cdxc_NonEmployeeOutstandingAtMarch302013"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonEmployeeOutstandingAtMarch302013" xlink:to="cdxc_NonEmployeeOutstandingAtMarch302013_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_NonEmployeeOutstandingAtMarch302013_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonEmployeeExercisableAtMarch302013" xlink:label="cdxc_NonEmployeeExercisableAtMarch302013"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonEmployeeExercisableAtMarch302013" xlink:to="cdxc_NonEmployeeExercisableAtMarch302013_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_NonEmployeeExercisableAtMarch302013_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_AggregateIntrinsicValue" xlink:label="cdxc_AggregateIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_AggregateIntrinsicValue" xlink:to="cdxc_AggregateIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_AggregateIntrinsicValue_lbl" xml:lang="en-US"> Aggregate Intrinsic Value </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonEmployeeAggregateIntrinsicExercised" xlink:label="cdxc_NonEmployeeAggregateIntrinsicExercised"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonEmployeeAggregateIntrinsicExercised" xlink:to="cdxc_NonEmployeeAggregateIntrinsicExercised_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_NonEmployeeAggregateIntrinsicExercised_lbl" xml:lang="en-US"> Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonEmployeeAggregateIntrinsicOutstandingAtMarch302013" xlink:label="cdxc_NonEmployeeAggregateIntrinsicOutstandingAtMarch302013"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonEmployeeAggregateIntrinsicOutstandingAtMarch302013" xlink:to="cdxc_NonEmployeeAggregateIntrinsicOutstandingAtMarch302013_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_NonEmployeeAggregateIntrinsicOutstandingAtMarch302013_lbl" xml:lang="en-US"> Outstanding at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonEmployeeAggregateIntrinsicExercisableAtMarch302013" xlink:label="cdxc_NonEmployeeAggregateIntrinsicExercisableAtMarch302013"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonEmployeeAggregateIntrinsicExercisableAtMarch302013" xlink:to="cdxc_NonEmployeeAggregateIntrinsicExercisableAtMarch302013_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_NonEmployeeAggregateIntrinsicExercisableAtMarch302013_lbl" xml:lang="en-US"> Exercisable at End of Period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ExpectedTermStockOptions" xlink:label="cdxc_ExpectedTermStockOptions"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ExpectedTermStockOptions" xlink:to="cdxc_ExpectedTermStockOptions_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ExpectedTermStockOptions_lbl" xml:lang="en-US"> Expected Term </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ExpectedVolatilityStockOption" xlink:label="cdxc_ExpectedVolatilityStockOption"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ExpectedVolatilityStockOption" xlink:to="cdxc_ExpectedVolatilityStockOption_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ExpectedVolatilityStockOption_lbl" xml:lang="en-US"> Expected Volatility </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ExpectedDividendsStockOptions" xlink:label="cdxc_ExpectedDividendsStockOptions"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ExpectedDividendsStockOptions" xlink:to="cdxc_ExpectedDividendsStockOptions_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ExpectedDividendsStockOptions_lbl" xml:lang="en-US"> Expected dividends </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_RiskfreeRateStockOptions" xlink:label="cdxc_RiskfreeRateStockOptions"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_RiskfreeRateStockOptions" xlink:to="cdxc_RiskfreeRateStockOptions_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_RiskfreeRateStockOptions_lbl" xml:lang="en-US"> Risk-free rate </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_2_lbl" xml:lang="en-US"> Exercise Price Range [Axis] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_SummaryOfActivityOfRestrictedStockAwardsGrantedToEmployeesAbstract_2_lbl" xml:lang="en-US"> Summary of activity of restricted stock awards granted to Non-employees- Shares </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue1Abstract" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue1Abstract_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue1Abstract_2_lbl" xml:lang="en-US"> Weighted Average Award-Date Fair Value for Non-Employee Restricted Stock </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockOrUnitsAvailableForDistributions" xlink:label="us-gaap_StockOrUnitsAvailableForDistributions"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockOrUnitsAvailableForDistributions" xlink:to="us-gaap_StockOrUnitsAvailableForDistributions_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockOrUnitsAvailableForDistributions_lbl" xml:lang="en-US"> Remaining amount available for issuance </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationStockPriceForCalculatingIntrinsicValue" xlink:label="cdxc_ShareBasedCompensationStockPriceForCalculatingIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationStockPriceForCalculatingIntrinsicValue" xlink:to="cdxc_ShareBasedCompensationStockPriceForCalculatingIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationStockPriceForCalculatingIntrinsicValue_lbl" xml:lang="en-US"> Closing stock price </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_lbl" xml:lang="en-US"> Unrecognized compensation expense </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl" xml:lang="en-US"> Cost is expected to be recognized over a weighted average period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax" xlink:label="us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax" xlink:to="us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_lbl" xml:lang="en-US"> Recognized share based compensation expense </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:to="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xml:lang="en-US"> Capital raise amount </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_AssumptionsForWarrantsIssued" xlink:label="cdxc_AssumptionsForWarrantsIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_AssumptionsForWarrantsIssued" xlink:to="cdxc_AssumptionsForWarrantsIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_AssumptionsForWarrantsIssued_lbl" xml:lang="en-US"> Assumptions for Warrants Issued </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_lbl" xml:lang="en-US"> Fair value of common stock </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_2_lbl" xml:lang="en-US"> Contractual term </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_2_lbl" xml:lang="en-US"> Volatility </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantsDetailsAbstract" xlink:label="cdxc_WarrantsDetailsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantsDetailsAbstract" xlink:to="cdxc_WarrantsDetailsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantsDetailsAbstract_lbl" xml:lang="en-US"> Warrants Details </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantActivityNumberOfSharesAbstract" xlink:label="cdxc_WarrantActivityNumberOfSharesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantActivityNumberOfSharesAbstract" xlink:to="cdxc_WarrantActivityNumberOfSharesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_WarrantActivityNumberOfSharesAbstract_lbl" xml:lang="en-US"> Number of Shares </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_lbl" xml:lang="en-US"> Warrants outstanding at beginning of period </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercises" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercises"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercises" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercises_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations2" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations2_lbl" xlink:type="arc"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_2_lbl" xml:lang="en-US"> Warrants outstanding at end of period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber_lbl" xml:lang="en-US"> Warrants exercisable at end of period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantActivityExercisePriceAbstract" xlink:label="cdxc_WarrantActivityExercisePriceAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantActivityExercisePriceAbstract" xlink:to="cdxc_WarrantActivityExercisePriceAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_WarrantActivityExercisePriceAbstract_lbl" xml:lang="en-US"> Weighted Average Exercise Price </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Outstanding at beginning of period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsGrantsInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsGrantsInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Warrants issued </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisesInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisesInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Warrants exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExpirationsInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExpirationsInPeriodWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExpirationsInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExpirationsInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Warrant expired </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice_2_lbl" xml:lang="en-US"> Outstanding at end of period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Exercisable at end of period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_AggregateIntrinsicValueOfWarrants" xlink:label="cdxc_AggregateIntrinsicValueOfWarrants"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_AggregateIntrinsicValueOfWarrants" xlink:to="cdxc_AggregateIntrinsicValueOfWarrants_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="cdxc_AggregateIntrinsicValueOfWarrants_lbl" xml:lang="en-US"> Aggregate Intrinsic Value </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantRemainingContractualTermBeginningOfPeriod" xlink:label="cdxc_WarrantRemainingContractualTermBeginningOfPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantRemainingContractualTermBeginningOfPeriod" xlink:to="cdxc_WarrantRemainingContractualTermBeginningOfPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantRemainingContractualTermBeginningOfPeriod_lbl" xml:lang="en-US"> Remaining Contractual Term, beginning of period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WeightedAverageContractualTermWarrantsIssued" xlink:label="cdxc_WeightedAverageContractualTermWarrantsIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WeightedAverageContractualTermWarrantsIssued" xlink:to="cdxc_WeightedAverageContractualTermWarrantsIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WeightedAverageContractualTermWarrantsIssued_lbl" xml:lang="en-US"> Weighted average contractual term, warrants issued </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantRemainingContractualTermEndingOfPeriod" xlink:label="cdxc_WarrantRemainingContractualTermEndingOfPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantRemainingContractualTermEndingOfPeriod" xlink:to="cdxc_WarrantRemainingContractualTermEndingOfPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantRemainingContractualTermEndingOfPeriod_lbl" xml:lang="en-US"> Remaining Contractual Term, ending of period </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_FairValueOfCommonStock" xlink:label="cdxc_FairValueOfCommonStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_FairValueOfCommonStock" xlink:to="cdxc_FairValueOfCommonStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cdxc_FairValueOfCommonStock_lbl" xml:lang="en-US"> Fair value of common stock </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_lbl" xml:lang="en-US"> Contractual term </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssumptionsWeightedAverageVolatilityRate" xlink:label="us-gaap_FairValueAssumptionsWeightedAverageVolatilityRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssumptionsWeightedAverageVolatilityRate" xlink:to="us-gaap_FairValueAssumptionsWeightedAverageVolatilityRate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FairValueAssumptionsWeightedAverageVolatilityRate_lbl" xml:lang="en-US"> Volatility </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantsDetailsNarrativeAbstract" xlink:label="cdxc_WarrantsDetailsNarrativeAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantsDetailsNarrativeAbstract" xlink:to="cdxc_WarrantsDetailsNarrativeAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantsDetailsNarrativeAbstract_lbl" xml:lang="en-US"> Warrants Details Narrative </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharePrice" xlink:label="us-gaap_SharePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharePrice" xlink:to="us-gaap_SharePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharePrice_lbl" xml:lang="en-US"> Closing stock price </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CommitmentsDetailsAbstract" xlink:label="cdxc_CommitmentsDetailsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CommitmentsDetailsAbstract" xlink:to="cdxc_CommitmentsDetailsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CommitmentsDetailsAbstract_lbl" xml:lang="en-US"> Commitments Details </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_MinimumFutureRentalPayments" xlink:label="cdxc_MinimumFutureRentalPayments"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_MinimumFutureRentalPayments" xlink:to="cdxc_MinimumFutureRentalPayments_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_MinimumFutureRentalPayments_lbl" xml:lang="en-US"> Minimum Future Rental Payments </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_lbl" xml:lang="en-US"> 2017 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_lbl" xml:lang="en-US"> 2018 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_lbl" xml:lang="en-US"> 2019 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_lbl" xml:lang="en-US"> 2020 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_lbl" xml:lang="en-US"> 2021 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_lbl" xml:lang="en-US"> Thereafter </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_lbl" xml:lang="en-US"> Minimum future rental payments </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CommitmentsDetails1Abstract" xlink:label="cdxc_CommitmentsDetails1Abstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CommitmentsDetails1Abstract" xlink:to="cdxc_CommitmentsDetails1Abstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CommitmentsDetails1Abstract_lbl" xml:lang="en-US"> Commitments Details 1 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PurchaseObligationFiscalYearMaturityAbstract" xlink:label="us-gaap_PurchaseObligationFiscalYearMaturityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PurchaseObligationFiscalYearMaturityAbstract" xlink:to="us-gaap_PurchaseObligationFiscalYearMaturityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PurchaseObligationFiscalYearMaturityAbstract_lbl" xml:lang="en-US"> Purchase obligations, years ending: </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PurchaseObligationDueInNextTwelveMonths" xlink:label="us-gaap_PurchaseObligationDueInNextTwelveMonths"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PurchaseObligationDueInNextTwelveMonths" xlink:to="us-gaap_PurchaseObligationDueInNextTwelveMonths_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PurchaseObligationDueInNextTwelveMonths_lbl" xml:lang="en-US"> 2017 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PurchaseObligationDueInSecondYear" xlink:label="us-gaap_PurchaseObligationDueInSecondYear"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PurchaseObligationDueInSecondYear" xlink:to="us-gaap_PurchaseObligationDueInSecondYear_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PurchaseObligationDueInSecondYear_lbl" xml:lang="en-US"> 2018 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PurchaseObligation" xlink:label="us-gaap_PurchaseObligation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PurchaseObligation" xlink:to="us-gaap_PurchaseObligation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PurchaseObligation_lbl" xml:lang="en-US"> Total purchase obligations </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_MinimumFutureRoyalties" xlink:label="cdxc_MinimumFutureRoyalties"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_MinimumFutureRoyalties" xlink:to="cdxc_MinimumFutureRoyalties_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_MinimumFutureRoyalties_lbl" xml:lang="en-US"> Minimum Future Royalties </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherCommitmentDueInNextTwelveMonths" xlink:label="us-gaap_OtherCommitmentDueInNextTwelveMonths"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitmentDueInNextTwelveMonths" xlink:to="us-gaap_OtherCommitmentDueInNextTwelveMonths_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherCommitmentDueInNextTwelveMonths_lbl" xml:lang="en-US"> 2017 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherCommitmentDueInSecondYear" xlink:label="us-gaap_OtherCommitmentDueInSecondYear"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitmentDueInSecondYear" xlink:to="us-gaap_OtherCommitmentDueInSecondYear_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherCommitmentDueInSecondYear_lbl" xml:lang="en-US"> 2018 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherCommitmentDueInThirdYear" xlink:label="us-gaap_OtherCommitmentDueInThirdYear"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitmentDueInThirdYear" xlink:to="us-gaap_OtherCommitmentDueInThirdYear_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherCommitmentDueInThirdYear_lbl" xml:lang="en-US"> 2019 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherCommitmentDueInFourthYear" xlink:label="us-gaap_OtherCommitmentDueInFourthYear"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitmentDueInFourthYear" xlink:to="us-gaap_OtherCommitmentDueInFourthYear_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherCommitmentDueInFourthYear_lbl" xml:lang="en-US"> 2020 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherCommitmentDueInFifthYear" xlink:label="us-gaap_OtherCommitmentDueInFifthYear"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitmentDueInFifthYear" xlink:to="us-gaap_OtherCommitmentDueInFifthYear_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherCommitmentDueInFifthYear_lbl" xml:lang="en-US"> 2021 </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherCommitment" xlink:label="us-gaap_OtherCommitment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitment" xlink:to="us-gaap_OtherCommitment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherCommitment_lbl" xml:lang="en-US"> Minimum royalties including license maintenance fees </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CollectiveBargainingArrangementAxis" xlink:label="us-gaap_CollectiveBargainingArrangementAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CollectiveBargainingArrangementAxis" xlink:to="us-gaap_CollectiveBargainingArrangementAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CollectiveBargainingArrangementAxis_lbl" xml:lang="en-US"> Collective Bargaining Arrangement [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PurchaseCommitmentExcludingLongtermCommitmentAxis" xlink:label="us-gaap_PurchaseCommitmentExcludingLongtermCommitmentAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PurchaseCommitmentExcludingLongtermCommitmentAxis" xlink:to="us-gaap_PurchaseCommitmentExcludingLongtermCommitmentAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PurchaseCommitmentExcludingLongtermCommitmentAxis_lbl" xml:lang="en-US"> Purchase Commitment, Excluding Long-term Commitment [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRentAssetNetCurrent" xlink:label="us-gaap_DeferredRentAssetNetCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRentAssetNetCurrent" xlink:to="us-gaap_DeferredRentAssetNetCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredRentAssetNetCurrent_lbl" xml:lang="en-US"> Deferred Rent </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesRentExpenseAbstract" xlink:label="us-gaap_OperatingLeasesRentExpenseAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesRentExpenseAbstract" xlink:to="us-gaap_OperatingLeasesRentExpenseAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesRentExpenseAbstract_lbl" xml:lang="en-US"> Lease </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesRentExpenseMinimumRentals" xlink:label="us-gaap_OperatingLeasesRentExpenseMinimumRentals"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesRentExpenseMinimumRentals" xlink:to="us-gaap_OperatingLeasesRentExpenseMinimumRentals_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesRentExpenseMinimumRentals_lbl" xml:lang="en-US"> Monthly lease payment </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForRent" xlink:label="us-gaap_PaymentsForRent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForRent" xlink:to="us-gaap_PaymentsForRent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForRent_lbl" xml:lang="en-US"> Rent expense </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_RoyaltyExpenseAbstract" xlink:label="cdxc_RoyaltyExpenseAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_RoyaltyExpenseAbstract" xlink:to="cdxc_RoyaltyExpenseAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_RoyaltyExpenseAbstract_lbl" xml:lang="en-US"> Royalty </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_RoyaltyLiability" xlink:label="cdxc_RoyaltyLiability"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_RoyaltyLiability" xlink:to="cdxc_RoyaltyLiability_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_RoyaltyLiability_lbl" xml:lang="en-US"> Minimum yearly royalty payments </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RoyaltyExpense" xlink:label="us-gaap_RoyaltyExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RoyaltyExpense" xlink:to="us-gaap_RoyaltyExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RoyaltyExpense_lbl" xml:lang="en-US"> Royalty expense including license maintenance fees </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StatementBusinessSegmentsAxis_2_lbl" xml:lang="en-US"> Segments [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentReportingDisclosureOfOtherInformationAboutEntitysReportableSegmentsAbstract" xlink:label="us-gaap_SegmentReportingDisclosureOfOtherInformationAboutEntitysReportableSegmentsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingDisclosureOfOtherInformationAboutEntitysReportableSegmentsAbstract" xlink:to="us-gaap_SegmentReportingDisclosureOfOtherInformationAboutEntitysReportableSegmentsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SegmentReportingDisclosureOfOtherInformationAboutEntitysReportableSegmentsAbstract_lbl" xml:lang="en-US"> Business Segmentation </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SalesRevenueGoodsNet" xlink:to="us-gaap_SalesRevenueGoodsNet_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SalesRevenueGoodsNet_2_lbl" xml:lang="en-US"> Net sales </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GrossProfit" xlink:to="us-gaap_GrossProfit_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GrossProfit_2_lbl" xml:lang="en-US"> Gross profit </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LossFromEquityInvestment" xlink:label="cdxc_LossFromEquityInvestment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LossFromEquityInvestment" xlink:to="cdxc_LossFromEquityInvestment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LossFromEquityInvestment_lbl" xml:lang="en-US"> Loss from investment in affiliate </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpenses" xlink:to="us-gaap_OperatingExpenses_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingExpenses_2_lbl" xml:lang="en-US"> Operating expenses </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingIncomeLoss_3_lbl" xml:lang="en-US"> Operating income (loss) </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_TotalAssetsBusiness" xlink:label="cdxc_TotalAssetsBusiness"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_TotalAssetsBusiness" xlink:to="cdxc_TotalAssetsBusiness_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_TotalAssetsBusiness_lbl" xml:lang="en-US"> Total assets </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="us-gaap_ConcentrationRiskPercentage1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskPercentage1" xlink:to="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xml:lang="en-US"> Concentration risk </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_RevenueFromInternationalSources" xlink:label="cdxc_RevenueFromInternationalSources"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_RevenueFromInternationalSources" xlink:to="cdxc_RevenueFromInternationalSources_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_RevenueFromInternationalSources_lbl" xml:lang="en-US"> Revenue from international sources </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostOfGoodsSold" xlink:label="us-gaap_CostOfGoodsSold"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfGoodsSold" xlink:to="us-gaap_CostOfGoodsSold_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CostOfGoodsSold_lbl" xml:lang="en-US"> Cost of sales </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NonoperatingIncomeExpense_2_lbl" xml:lang="en-US"> Nonoperating expenses </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NetIncomeLoss_3_lbl" xml:lang="en-US"> Net income (loss) </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="us-gaap_EarningsPerShareBasic"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasic" xlink:to="us-gaap_EarningsPerShareBasic_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xml:lang="en-US"> Basic earnings (loss) per common share </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="us-gaap_EarningsPerShareDiluted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareDiluted" xlink:to="us-gaap_EarningsPerShareDiluted_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xml:lang="en-US"> Diluted earnings (loss) per common share </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_2_lbl" xml:lang="en-US"> Basic weighted average common shares outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US"> Diluted weighted average common shares outstanding </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_AggregateIntrinsicValue" xlink:to="cdxc_AggregateIntrinsicValue_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_AggregateIntrinsicValue_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_AggregateIntrinsicValueOfWarrants_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_AllowanceForDoubtfulTradeReceivables_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_AsAdjustedMember" xlink:label="cdxc_AsAdjustedMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_AsAdjustedMember" xlink:to="cdxc_AsAdjustedMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_AsAdjustedMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_BoulderColoradoMember" xlink:label="cdxc_BoulderColoradoMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_BoulderColoradoMember" xlink:to="cdxc_BoulderColoradoMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_BoulderColoradoMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapital_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapitalExpirationDate" xlink:to="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapitalExpirationDate_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CapitalLossCarryForwardOffsetFutureFederalTaxableCapitalExpirationDate_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CapitalLossCarryforward" xlink:to="cdxc_CapitalLossCarryforward_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CapitalLossCarryforward_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ChangesInAccountingEstimatesPolicyTextBlock_doc" xml:lang="en-US"> Changes in accounting estimates policy text block. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ChangesInAccountingPrinciplePolicyTextBlock_doc" xml:lang="en-US"> Changes in accounting principle policy text block. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_ChromaDexCorpMember" xlink:label="cdxc_ChromaDexCorpMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ChromaDexCorpMember" xlink:to="cdxc_ChromaDexCorpMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ChromaDexCorpMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CompanyMember" xlink:label="cdxc_CompanyMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CompanyMember" xlink:to="cdxc_CompanyMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CompanyMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CoreStandardsContractServicesMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CovanceIncBenchmark1Member" xlink:label="cdxc_CovanceIncBenchmark1Member"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CovanceIncBenchmark1Member" xlink:to="cdxc_CovanceIncBenchmark1Member_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CovanceIncBenchmark1Member_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CovanceIncMember" xlink:label="cdxc_CovanceIncMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CovanceIncMember" xlink:to="cdxc_CovanceIncMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CovanceIncMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CurrentPortionCapitalizedLeaseObligations_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerAMember" xlink:to="cdxc_CustomerAMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CustomerAMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_CustomerBMember" xlink:label="cdxc_CustomerBMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerBMember" xlink:to="cdxc_CustomerBMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CustomerBMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_CustomerDepositsPolicyTextBlock_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_DebtIssuanceCostsLoan" xlink:to="cdxc_DebtIssuanceCostsLoan_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_DebtIssuanceCostsLoan_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_EffectiveIncomeTaxRateReconciliationTaxExpirationsOfNetOperatingLosses_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ExercisableAtEndOfPeriodWeightedAverageRemaining_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ExerciseOfStockOptionsAmount_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ExerciseOfStockOptionsShares_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ExerciseOfWarrantsAmount" xlink:to="cdxc_ExerciseOfWarrantsAmount_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ExerciseOfWarrantsAmount_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ExerciseOfWarrantsDuringPeriodShares_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_FairValueAssumptionsWarrantTableTextBlock_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_GeneralAndAdministrativeExpensesMember" xlink:label="cdxc_GeneralAndAdministrativeExpensesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_GeneralAndAdministrativeExpensesMember" xlink:to="cdxc_GeneralAndAdministrativeExpensesMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_GeneralAndAdministrativeExpensesMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_IngredientsSegmentMember" xlink:to="cdxc_IngredientsSegmentMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_IngredientsSegmentMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_JakschMember" xlink:label="cdxc_JakschMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_JakschMember" xlink:to="cdxc_JakschMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_JakschMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_LaboratoryEquipmentMember" xlink:label="cdxc_LaboratoryEquipmentMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LaboratoryEquipmentMember" xlink:to="cdxc_LaboratoryEquipmentMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_LaboratoryEquipmentMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LeaseholdImprovements" xlink:to="cdxc_LeaseholdImprovements_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_LeaseholdImprovements_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LeaseholdImprovementsTotal" xlink:to="cdxc_LeaseholdImprovementsTotal_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_LeaseholdImprovementsTotal_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LossFromEquityInvestment" xlink:to="cdxc_LossFromEquityInvestment_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_LossFromEquityInvestment_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_MinimumFutureRentalPayments_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_MinimumFutureRentalPaymentsTableTextBlock_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_MinimumFutureRoyalties" xlink:to="cdxc_MinimumFutureRoyalties_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_MinimumFutureRoyalties_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_MinimumRoyaltiesIncludingLicenseMaintenanceFeesTableTextBlock_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_NonEmployeeAggregateIntrinsicExercisableAtMarch302013_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_NonEmployeeAggregateIntrinsicOutstandingAtMarch302013_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_NonEmployeeExercisableAtMarch302013_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_NonEmployeeOutstandingAtMarch302013_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonEmployeeShareBasedCompensationMember" xlink:label="cdxc_NonEmployeeShareBasedCompensationMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonEmployeeShareBasedCompensationMember" xlink:to="cdxc_NonEmployeeShareBasedCompensationMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_NonEmployeeShareBasedCompensationMember_doc" xml:lang="en-US"> Non Employee Share Based Compensation. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_NonEmployeeSharedBasedCompensationMember" xlink:label="cdxc_NonEmployeeSharedBasedCompensationMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonEmployeeSharedBasedCompensationMember" xlink:to="cdxc_NonEmployeeSharedBasedCompensationMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_NonEmployeeSharedBasedCompensationMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_NonEmployeeWeightedAverageRemainingContractualTerm_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_NonemployeeOptionsGranted" xlink:to="cdxc_NonemployeeOptionsGranted_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_NonemployeeOptionsGranted_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OfficeEquipmentGross" xlink:to="cdxc_OfficeEquipmentGross_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OfficeEquipmentGross_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployee_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageExercisePrice_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm" xlink:to="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OptionsClassificationFromEmployeeToNonemployee_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OptionsGrantedWeightedAverageRemainingContractualTerm_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OptionsMember" xlink:to="cdxc_OptionsMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OptionsMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OtherSegmentMember" xlink:to="cdxc_OtherSegmentMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OtherSegmentMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OutstandingAtBeginningOfPeriodNonemployeeoptions_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OutstandingAtBeginningOfPeriodPerformanceActivity_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OutstandingAtEndOfPeriodOptions_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ProceedsFromSaleOfEquipment_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_RestrictedStockExpense1" xlink:to="cdxc_RestrictedStockExpense1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_RestrictedStockExpense1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_RevenueFromInternationalSources_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_RockvilleMarylandMember" xlink:label="cdxc_RockvilleMarylandMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_RockvilleMarylandMember" xlink:to="cdxc_RockvilleMarylandMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_RockvilleMarylandMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_RoyaltyLiability" xlink:to="cdxc_RoyaltyLiability_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_RoyaltyLiability_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ScheduleOfShareBasedPaymentAwardRestrictedStockValuationAssumptionsTableTextBlock_doc" xml:lang="en-US"> Schedule Of Share Based Payment Award Restricted Stock Valuation Assumptions. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ScheduleOfWeightedAverageAssemptionsEmployeeBaseCompensation_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ScientificRegulatoryMember" xlink:to="cdxc_ScientificRegulatoryMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ScientificRegulatoryMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ServiceOptionsAggregateIntrinsicValueExercisable_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ServiceOptionsOutstandingAtBeginningOfPeriod_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ServicePeriodBasedStockOptionsMember_doc" xml:lang="en-US"> Service Period Based Stock Options. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercises" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercises_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercises_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations2_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber10" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber10_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber10_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverage22" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverage22_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverage22_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod3" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod3_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod3_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue2_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermGranted" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermGranted_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermGranted_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice2_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice2_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice2_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisesInPeriodWeightedAverageExercisePrice_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisesInPeriodWeightedAverageExercisePrice_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExpirationsInPeriodWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExpirationsInPeriodWeightedAverageExercisePrice_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExpirationsInPeriodWeightedAverageExercisePrice_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsGrantsInPeriodWeightedAverageExercisePrice_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsGrantsInPeriodWeightedAverageExercisePrice_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationShares_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShareBasedCompensationStockPriceForCalculatingIntrinsicValue_doc" xml:lang="en-US"> Share Based Compensation Stock Price For Calculating Intrinsic Value. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue3" xlink:to="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue3_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue3_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingOutstanding" xlink:to="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingOutstanding_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingOutstanding_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShippingAndHandlingFees" xlink:to="cdxc_ShippingAndHandlingFees_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_ShippingAndHandlingFees_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SigmaAldrichCorpBenchmark2Member" xlink:label="cdxc_SigmaAldrichCorpBenchmark2Member"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SigmaAldrichCorpBenchmark2Member" xlink:to="cdxc_SigmaAldrichCorpBenchmark2Member_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_SigmaAldrichCorpBenchmark2Member_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_SigmaAldrichCorpMember" xlink:label="cdxc_SigmaAldrichCorpMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SigmaAldrichCorpMember" xlink:to="cdxc_SigmaAldrichCorpMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_SigmaAldrichCorpMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockAndRestrictedStockAwardsMember" xlink:label="cdxc_StockAndRestrictedStockAwardsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockAndRestrictedStockAwardsMember" xlink:to="cdxc_StockAndRestrictedStockAwardsMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_StockAndRestrictedStockAwardsMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_StockAwardMember" xlink:label="cdxc_StockAwardMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockAwardMember" xlink:to="cdxc_StockAwardMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_StockAwardMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised2_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExpired1_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_StockIssuedToSettleOutstandingPayableBalanceAmount_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_StockIssuedToSettleOutstandingPayableBalanceShares_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_TotalAssetsBusiness" xlink:to="cdxc_TotalAssetsBusiness_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_TotalAssetsBusiness_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdings_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdingsValue" xlink:to="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdingsValue_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_VestedRestrictedStockSharesIssuedNetOfSharesForTaxWithholdingsValue_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WallStreetJournalMember" xlink:label="cdxc_WallStreetJournalMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WallStreetJournalMember" xlink:to="cdxc_WallStreetJournalMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_WallStreetJournalMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WarrantAwardMember" xlink:label="cdxc_WarrantAwardMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantAwardMember" xlink:to="cdxc_WarrantAwardMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_WarrantAwardMember_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_WarrantRemainingContractualTermBeginningOfPeriod_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantsTextBlock" xlink:to="cdxc_WarrantsTextBlock_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_WarrantsTextBlock_doc" xml:lang="en-US"> Warrants. </link:label>

<link:loc xlink:type="locator" xlink:href="cdxc-20161231.xsd#cdxc_WeightedAverageBenchmark3Member" xlink:label="cdxc_WeightedAverageBenchmark3Member"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WeightedAverageBenchmark3Member" xlink:to="cdxc_WeightedAverageBenchmark3Member_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_WeightedAverageBenchmark3Member_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_WeightedAverageContractualTermWarrantsIssued_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_InventorySuppliedFreeOfChargeToHealthspanResearchLlc_doc" xml:lang="en-US"> Inventory supplied free of charge to healthspan research llc. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOff_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_AccruedInterestPayoffAmount_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_EndOfTermChargePayoffAmount_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_PrepaymentFeePayoffAmount" xlink:to="cdxc_PrepaymentFeePayoffAmount_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_PrepaymentFeePayoffAmount_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OtherFeesPayoffAmount" xlink:to="cdxc_OtherFeesPayoffAmount_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_OtherFeesPayoffAmount_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_TotalPayoffAmountIncludingInterest_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_WarrantDiscountCarryingAmount_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOffNet_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LossOnDebtExtinguishment" xlink:to="cdxc_LossOnDebtExtinguishment_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="cdxc_LossOnDebtExtinguishment_doc" xml:lang="en-US"> Custom Element. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrent" xlink:to="us-gaap_AssetsCurrent_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsCurrent_2_lbl" xml:lang="en-US"> Assets, Current </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Assets_2_lbl" xml:lang="en-US"> Assets [Default Label] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrent_2_lbl" xml:lang="en-US"> Liabilities, Current </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Liabilities_2_lbl" xml:lang="en-US"> Liabilities </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquity_4_lbl" xml:lang="en-US"> Stockholders' Equity Attributable to Parent </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_2_lbl" xml:lang="en-US"> Liabilities and Equity </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems_2_lbl" xml:lang="en-US"> Equity Method Investment, Summarized Financial Information, Income (Loss) from Continuing Operations </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpense" xlink:to="us-gaap_InterestExpense_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpense_3_lbl" xml:lang="en-US"> Interest Expense </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxExpenseBenefit_2_lbl" xml:lang="en-US"> Income Tax Expense (Benefit) </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesIssued_3_lbl" xml:lang="en-US"> Shares, Issued </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedStockExpense" xlink:to="us-gaap_RestrictedStockExpense_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedStockExpense_2_lbl" xml:lang="en-US"> Restricted Stock or Unit Expense </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnDispositionOfAssets_2_lbl" xml:lang="en-US"> Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInReceivables_2_lbl" xml:lang="en-US"> Increase (Decrease) in Receivables </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables_2_lbl" xml:lang="en-US"> Increase (Decrease) in Accounts and Other Receivables </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInInventories_2_lbl" xml:lang="en-US"> Increase (Decrease) in Inventories </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_2_lbl" xml:lang="en-US"> Increase (Decrease) in Prepaid Expense and Other Assets </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_2_lbl" xml:lang="en-US"> Increase (Decrease) in Accounts Payable </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_2_lbl" xml:lang="en-US"> Increase (Decrease) in Accrued Liabilities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInCustomerDeposits_2_lbl" xml:lang="en-US"> Increase (Decrease) in Customer Deposits </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_2_lbl" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_2_lbl" xml:lang="en-US"> Payments to Acquire Property, Plant, and Equipment </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireIntangibleAssets_2_lbl" xml:lang="en-US"> Payments to Acquire Intangible Assets </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_2_lbl" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities </link:label>

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<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfLoanCosts_2_lbl" xml:lang="en-US"> Payments of Loan Costs </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfOtherDebt" xlink:to="us-gaap_RepaymentsOfOtherDebt_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RepaymentsOfOtherDebt_2_lbl" xml:lang="en-US"> Repayments of Other Debt </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RepaymentsOfDebtAndCapitalLeaseObligations_2_lbl" xml:lang="en-US"> Repayments of Debt and Capital Lease Obligations </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_2_lbl" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ReverseStockSplitDisclosureTextBlock_2_lbl" xml:lang="en-US"> ReverseStockSplitDisclosureTextBlock </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LeasesOfLesseeDisclosureTextBlock_2_lbl" xml:lang="en-US"> Leases of Lessee Disclosure [Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_2_lbl" xml:lang="en-US"> Income Tax Disclosure [Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_2_lbl" xml:lang="en-US"> Stockholders' Equity Note Disclosure [Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryPolicyTextBlock_2_lbl" xml:lang="en-US"> Inventory, Policy [Policy Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CustomerDepositsPolicyTextBlock_3_lbl" xml:lang="en-US"> CustomerDepositsPolicyTextBlock </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_2_lbl" xml:lang="en-US"> Schedule of Inventory, Current [Table Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_2_lbl" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets [Table Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_2_lbl" xml:lang="en-US"> Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfAssumptionsUsedTableTextBlock_2_lbl" xml:lang="en-US"> Schedule of Assumptions Used [Table Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_2_lbl" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table Text Block] </link:label>

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<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryNetAbstract_2_lbl" xml:lang="en-US"> Inventory, Net [Abstract] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNetAbstract_2_lbl" xml:lang="en-US"> Finite-Lived Intangible Assets, Net [Abstract] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent_2_lbl" xml:lang="en-US"> Capital Leases, Future Minimum Payments Due, Next Twelve Months </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears_2_lbl" xml:lang="en-US"> Capital Leases, Future Minimum Payments Due in Two Years </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears_2_lbl" xml:lang="en-US"> Capital Leases, Future Minimum Payments Due in Three Years </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears_2_lbl" xml:lang="en-US"> Capital Leases, Future Minimum Payments Due in Four Years </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LongTermDebtAndCapitalLeaseObligationsPayOffNet_3_lbl" xml:lang="en-US"> LongTermDebtAndCapitalLeaseObligationsPayOffNet </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LossOnDebtExtinguishment" xlink:to="cdxc_LossOnDebtExtinguishment_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LossOnDebtExtinguishment_3_lbl" xml:lang="en-US"> LossOnDebtExtinguishment </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_2_lbl" xml:lang="en-US"> Deferred Federal Income Tax Expense (Benefit) </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_2_lbl" xml:lang="en-US"> Deferred State and Local Income Tax Expense (Benefit) </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_2_lbl" xml:lang="en-US"> Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_2_lbl" xml:lang="en-US"> Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent </link:label>

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<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_2_lbl" xml:lang="en-US"> Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOther" xlink:to="us-gaap_DeferredTaxAssetsOther_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsOther_2_lbl" xml:lang="en-US"> Deferred Tax Assets, Other </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_2_lbl" xml:lang="en-US"> Deferred Tax Assets, Valuation Allowance </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesLeasingArrangements_2_lbl" xml:lang="en-US"> Deferred Tax Liabilities, Leasing Arrangements </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_2_lbl" xml:lang="en-US"> Deferred Tax Liabilities, Prepaid Expenses </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_2_lbl" xml:lang="en-US"> Deferred Tax Liabilities, Gross </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1_4_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber1 </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2_4_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice2 </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice1_3_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice1 </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageExercisePrice_3_lbl" xml:lang="en-US"> OptionClassificationFromEmployeeToNonemployeeWeightedAverageExercisePrice </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1_3_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice1 </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1_3_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpiredInPeriodWeightedAverageExercisePrice1 </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1_3_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice1 </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12_3_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice12 </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm" xlink:to="cdxc_OptionClassificationFromEmployeeToNonemployeeWeightedAverageRemainingContractualTerm_3_lbl" xlink:type="arc"/>

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<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2_4_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber2 </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2_3_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod2 </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockIssuedDuringPeriodSharesStockOptionsExercised2_3_lbl" xml:lang="en-US"> StockIssuedDuringPeriodSharesStockOptionsExercised2 </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2_3_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod2 </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber21_3_lbl" xlink:type="arc"/>

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<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantActivityNumberOfSharesAbstract_2_lbl" xml:lang="en-US"> WarrantActivityNumberOfSharesAbstract </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_3_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber" xlink:to="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber_3_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantActivityExercisePriceAbstract_2_lbl" xml:lang="en-US"> WarrantActivityExercisePriceAbstract </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice_4_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsOustandingWeightedAverageExercisePrice </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice" xlink:to="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice_3_lbl" xml:lang="en-US"> ShareBasedCompensationArrangementsByShareBasedPaymentAwardWarrantsExercisableWeightedAverageExercisePrice </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_AggregateIntrinsicValueOfWarrants_3_lbl" xml:lang="en-US"> AggregateIntrinsicValueOfWarrants </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_FairValueOfCommonStock" xlink:to="cdxc_FairValueOfCommonStock_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_FairValueOfCommonStock_2_lbl" xml:lang="en-US"> FairValueOfCommonStock </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssumptionsWeightedAverageVolatilityRate_2_lbl" xml:lang="en-US"> Fair Value Assumptions, Weighted Average Volatility Rate </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_2_lbl" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due, Next Twelve Months </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_2_lbl" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Two Years </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_2_lbl" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Three Years </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_2_lbl" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Four Years </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_2_lbl" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Five Years </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_2_lbl" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due Thereafter </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_2_lbl" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PurchaseObligationDueInNextTwelveMonths_2_lbl" xml:lang="en-US"> Purchase Obligation, Due in Next Twelve Months </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PurchaseObligationDueInSecondYear_2_lbl" xml:lang="en-US"> Purchase Obligation, Due in Second Year </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitmentDueInNextTwelveMonths_2_lbl" xml:lang="en-US"> Other Commitment, Due in Next Twelve Months </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitmentDueInSecondYear_2_lbl" xml:lang="en-US"> Other Commitment, Due in Second Year </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitmentDueInThirdYear_2_lbl" xml:lang="en-US"> Other Commitment, Due in Third Year </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitmentDueInFourthYear_2_lbl" xml:lang="en-US"> Other Commitment, Due in Fourth Year </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitmentDueInFifthYear_2_lbl" xml:lang="en-US"> Other Commitment, Due in Fifth Year </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitment" xlink:to="us-gaap_OtherCommitment_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitment_2_lbl" xml:lang="en-US"> Other Commitment </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfGoodsSold" xlink:to="us-gaap_CostOfGoodsSold_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfGoodsSold_2_lbl" xml:lang="en-US"> Cost of Goods Sold </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_AsAdjustedMember" xlink:to="cdxc_AsAdjustedMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_AsAdjustedMember_2_lbl" xml:lang="en-US"> As Adjusted [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_BoulderColoradoMember" xlink:to="cdxc_BoulderColoradoMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_BoulderColoradoMember_2_lbl" xml:lang="en-US"> Boulder, Colorado [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_ChromaDexCorpMember" xlink:to="cdxc_ChromaDexCorpMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_ChromaDexCorpMember_2_lbl" xml:lang="en-US"> ChromaDex Corp. [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CompanyMember" xlink:to="cdxc_CompanyMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CompanyMember_2_lbl" xml:lang="en-US"> Company [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CovanceIncBenchmark1Member" xlink:to="cdxc_CovanceIncBenchmark1Member_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CovanceIncBenchmark1Member_2_lbl" xml:lang="en-US"> Covance, Inc. Benchmark 1 [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CovanceIncMember" xlink:to="cdxc_CovanceIncMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CovanceIncMember_2_lbl" xml:lang="en-US"> Covance Inc. [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_CustomerBMember" xlink:to="cdxc_CustomerBMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_CustomerBMember_2_lbl" xml:lang="en-US"> Customer B [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_GeneralAndAdministrativeExpensesMember_2_lbl" xml:lang="en-US"> GeneralAndAdministrativeExpenses [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_JakschMember" xlink:to="cdxc_JakschMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_JakschMember_2_lbl" xml:lang="en-US"> Jaksch [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_LaboratoryEquipmentMember" xlink:to="cdxc_LaboratoryEquipmentMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_LaboratoryEquipmentMember_2_lbl" xml:lang="en-US"> Laboratory equipment [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_NonEmployeeShareBasedCompensationMember_2_lbl" xml:lang="en-US"> NonEmployee Share Based Compensation [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_NonEmployeeSharedBasedCompensationMember_2_lbl" xml:lang="en-US"> NonEmployee Shared Based Compensation [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_RockvilleMarylandMember" xlink:to="cdxc_RockvilleMarylandMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_RockvilleMarylandMember_2_lbl" xml:lang="en-US"> Rockville, Maryland [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_SigmaAldrichCorpBenchmark2Member_2_lbl" xml:lang="en-US"> Sigma-Aldrich Corp. Benchmark 2 [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_SigmaAldrichCorpMember" xlink:to="cdxc_SigmaAldrichCorpMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_SigmaAldrichCorpMember_2_lbl" xml:lang="en-US"> Sigma-Aldrich Corp. [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockAndRestrictedStockAwardsMember_2_lbl" xml:lang="en-US"> Stock and Restricted Stock Awards [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_StockAwardMember" xlink:to="cdxc_StockAwardMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_StockAwardMember_2_lbl" xml:lang="en-US"> StockAward [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WallStreetJournalMember" xlink:to="cdxc_WallStreetJournalMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WallStreetJournalMember_2_lbl" xml:lang="en-US"> Wall Street Journal [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cdxc_WarrantAwardMember" xlink:to="cdxc_WarrantAwardMember_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WarrantAwardMember_2_lbl" xml:lang="en-US"> WarrantAward [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cdxc_WeightedAverageBenchmark3Member_2_lbl" xml:lang="en-US"> Weighted Average Benchmark 2 [Member] </link:label>

</link:labelLink>

</link:linkbase>

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Filing Submission 0001654954-17-002092 – Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

ChromaDex Corp. – ‘10-K’ for 12/31/16 – ‘EX-101.LAB’

On: Thursday, 3/16/17, at 4:06pm ET · For: 12/31/16 · Accession #: 1654954-17-2092 · File #: 1-37752

Previous ‘10-K’: ‘10-K’ on 3/17/16 for 1/2/16 · Next: ‘10-K’ on 3/15/18 for 12/30/17 · Latest: ‘10-K’ on 3/6/24 for 12/31/23

Annual Report — Form 10-K — Sect. 13 / 15(d) – SEA’34Filing Table of Contents

‘EX-101.LAB’ — XBRL Labels — cdxc-20161231_lab

This Exhibit is an XBRL XML File.

Annual Report — Form 10-K — Sect. 13 / 15(d) – SEA’34
Filing Table of Contents