SEC Info  
    Home      Search      My Interests      Help      Sign In      Please Sign In

ChromaDex Corp. – ‘10-Q’ for 6/30/18 – ‘EX-101.DEF’

On:  Thursday, 8/9/18, at 4:01pm ET   ·   For:  6/30/18   ·   Accession #:  1654954-18-8737   ·   File #:  1-37752

Previous ‘10-Q’:  ‘10-Q’ on 5/10/18 for 3/31/18   ·   Next:  ‘10-Q’ on 11/7/18 for 9/30/18   ·   Latest:  ‘10-Q’ on 11/8/23 for 9/30/23   ·   4 References:   

Find Words in Filings emoji
 
  in    Show  and   Hints

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

 8/09/18  ChromaDex Corp.                   10-Q        6/30/18   51:4.1M                                   Blueprint/FA

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

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML    564K 
 2: EX-10.4     Material Contracts                                  HTML     26K 
 3: EX-31.1     Certification Pursuant to Rule 13A-14(A)/15D-14(A)  HTML     21K 
                Certifications Section 302 of the Sarbanes-Oxly                  
                Act of 2002                                                      
 4: EX-31.2     Certification Pursuant to Rule 13A-14(A)/15D-14(A)  HTML     21K 
                Certifications Section 302 of the Sarbanes-Oxly                  
                Act of 2002                                                      
 5: EX-32.1     Certificate Pursuant to Section 18 U.S.C. Pursuant  HTML     17K 
                to Section 906 of the Sarbanes-Oxley Act of 2002                 
12: R1          Document and Entity Information                     HTML     41K 
13: R2          Condensed Consolidated Balance Sheets (Unaudited)   HTML     99K 
14: R3          Condensed Consolidated Balance Sheets (Unaudited)   HTML     33K 
                (Parenthetical)                                                  
15: R4          Condensed Consolidated Statements of Operations     HTML     77K 
                (Unaudited)                                                      
16: R5          Condensed Consolidated Statement of Stockholders'   HTML     60K 
                Equity (Unaudited) (Usd $)                                       
17: R6          Condensed Consolidated Statements of Cash Flows     HTML    118K 
                (Unaudited)                                                      
18: R7          Interim Financial Statements                        HTML     21K 
19: R8          Nature of Business and Liquidity                    HTML     21K 
20: R9          Significant Accounting Policies                     HTML     29K 
21: R10         Earnings Per Share Applicable to Common             HTML     29K 
                Stockholders                                                     
22: R11         Line of Credit                                      HTML     20K 
23: R12         Related Party Transactions                          HTML     26K 
24: R13         Inventories                                         HTML     22K 
25: R14         Contract Assets and Contract Liabilities            HTML     31K 
26: R15         Employee Share-Based Compensation                   HTML     38K 
27: R16         Business Segments                                   HTML    140K 
28: R17         Commitments and Contingencies                       HTML     36K 
29: R18         Significant Accounting Policies (Policies)          HTML     33K 
30: R19         Earnings Per Share Applicable to Common             HTML     30K 
                Stockholders (Tables)                                            
31: R20         Related Party Transactions (Tables)                 HTML     26K 
32: R21         Inventories (Tables)                                HTML     24K 
33: R22         Contract Assets and Contract Liabilities (Tables)   HTML     31K 
34: R23         Employee Share-Based Compensation (Tables)          HTML     34K 
35: R24         Business Segments (Tables)                          HTML    145K 
36: R25         Nature of Business and Liquidity (Details           HTML     23K 
                Narrative)                                                       
37: R26         Earnings Per Share Applicable to Common             HTML     33K 
                Stockholders (Details)                                           
38: R27         Line of Credit (Details Narrative)                  HTML     23K 
39: R28         Related Party Transactions (Details)                HTML     26K 
40: R29         Inventories (Details)                               HTML     34K 
41: R30         Contract Assets and Contract Liabilities (Details)  HTML     56K 
42: R31         Employee Share-Based Compensation (Details)         HTML     78K 
43: R32         Employee Share-Based Compensation (Details 1)       HTML     28K 
44: R33         Employee Share-Based Compensation (Details          HTML     28K 
                Narrative)                                                       
45: R34         Business Segments (Details)                         HTML     67K 
46: R35         Business Segments (Details 1)                       HTML     54K 
47: R36         Business Segments (Details 2)                       HTML     37K 
48: R37         Commitments and Contingencies (Details Narrative)   HTML     20K 
50: XML         IDEA XML File -- Filing Summary                      XML     86K 
49: EXCEL       IDEA Workbook of Financial Reports                  XLSX     47K 
 6: EX-101.INS  XBRL Instance -- cdxc-20180630                       XML   1.33M 
 8: EX-101.CAL  XBRL Calculations -- cdxc-20180630_cal               XML    118K 
 9: EX-101.DEF  XBRL Definitions -- cdxc-20180630_def                XML    167K 
10: EX-101.LAB  XBRL Labels -- cdxc-20180630_lab                     XML    552K 
11: EX-101.PRE  XBRL Presentations -- cdxc-20180630_pre              XML    411K 
 7: EX-101.SCH  XBRL Schema -- cdxc-20180630                         XSD    104K 
51: ZIP         XBRL Zipped Folder -- 0001654954-18-008737-xbrl      Zip     78K 


‘EX-101.DEF’   —   XBRL Definitions — cdxc-20180630_def


This Exhibit is an XBRL XML File.


                                                                                                                                                                                
<?xml version="1.0" standalone="no" encoding="windows-1252"?>
<!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 4.22b -->
<!-- Field: Doc-Info; Name: VendorURI; Value: http://www.novaworks.co -->
<!-- Field: Doc-Info; Name: Source; Value: Chromadex 06302018 10Q2.xfr; Date: 2018%2D08%2D08T15:59:49Z -->
<!-- Field: Doc-Info; Name: Status; Value: 0x80040002 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<link:roleRef roleURI="http://chromadex.com/role/DocumentAndEntityInformation" xlink:href="cdxc-20180630.xsd#DocumentAndEntityInformation" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/BalanceSheets" xlink:href="cdxc-20180630.xsd#BalanceSheets" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/BalanceSheetsParenthetical" xlink:href="cdxc-20180630.xsd#BalanceSheetsParenthetical" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/StatementsOfOperations" xlink:href="cdxc-20180630.xsd#StatementsOfOperations" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/StatementOfStockholdersEquityUsd" xlink:href="cdxc-20180630.xsd#StatementOfStockholdersEquityUsd" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/StatementsOfCashFlows" xlink:href="cdxc-20180630.xsd#StatementsOfCashFlows" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/InterimFinancialStatements" xlink:href="cdxc-20180630.xsd#InterimFinancialStatements" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/NatureOfBusinessAndLiquidity" xlink:href="cdxc-20180630.xsd#NatureOfBusinessAndLiquidity" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/SignificantAccountingPolicies" xlink:href="cdxc-20180630.xsd#SignificantAccountingPolicies" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/EarningsPerShareApplicableToCommonStockholders" xlink:href="cdxc-20180630.xsd#EarningsPerShareApplicableToCommonStockholders" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/LineOfCredit" xlink:href="cdxc-20180630.xsd#LineOfCredit" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/RelatedPartyTransactions" xlink:href="cdxc-20180630.xsd#RelatedPartyTransactions" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/Inventories" xlink:href="cdxc-20180630.xsd#Inventories" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/ContractAssetsAndContractLiabilities" xlink:href="cdxc-20180630.xsd#ContractAssetsAndContractLiabilities" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/Share-basedCompensation" xlink:href="cdxc-20180630.xsd#Share-basedCompensation" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/BusinessSegments" xlink:href="cdxc-20180630.xsd#BusinessSegments" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/CommitmentsAndContingencies" xlink:href="cdxc-20180630.xsd#CommitmentsAndContingencies" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/SignificantAccountingPoliciesPolicy" xlink:href="cdxc-20180630.xsd#SignificantAccountingPoliciesPolicy" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/EarningsPerShareApplicableToCommonStockholdersTables" xlink:href="cdxc-20180630.xsd#EarningsPerShareApplicableToCommonStockholdersTables" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/RelatedPartyTransactionsTables" xlink:href="cdxc-20180630.xsd#RelatedPartyTransactionsTables" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/InventoriesTables" xlink:href="cdxc-20180630.xsd#InventoriesTables" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/ContractAssetsAndContractLiabilitiesTables" xlink:href="cdxc-20180630.xsd#ContractAssetsAndContractLiabilitiesTables" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/Share-basedCompensationTables" xlink:href="cdxc-20180630.xsd#Share-basedCompensationTables" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/BusinessSegmentsTables" xlink:href="cdxc-20180630.xsd#BusinessSegmentsTables" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/NatureOfBusinessAndLiquidityDetailsNarrative" xlink:href="cdxc-20180630.xsd#NatureOfBusinessAndLiquidityDetailsNarrative" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/LossPerShareApplicableToCommonStockholdersDetails" xlink:href="cdxc-20180630.xsd#LossPerShareApplicableToCommonStockholdersDetails" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/LineOfCreditDetailsNarrative" xlink:href="cdxc-20180630.xsd#LineOfCreditDetailsNarrative" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/RelatedPartyTransactionsDetails" xlink:href="cdxc-20180630.xsd#RelatedPartyTransactionsDetails" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/InventoriesDetails" xlink:href="cdxc-20180630.xsd#InventoriesDetails" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/ContractAssetsAndContractLiabilitiesDetails" xlink:href="cdxc-20180630.xsd#ContractAssetsAndContractLiabilitiesDetails" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/Share-basedCompensation-NonemployeeDetails3" xlink:href="cdxc-20180630.xsd#Share-basedCompensation-NonemployeeDetails3" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/EmployeeShare-basedCompensationDetails1" xlink:href="cdxc-20180630.xsd#EmployeeShare-basedCompensationDetails1" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/EmployeeShare-basedCompensationDetailsNarrative" xlink:href="cdxc-20180630.xsd#EmployeeShare-basedCompensationDetailsNarrative" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/BusinessSegmentsDetails" xlink:href="cdxc-20180630.xsd#BusinessSegmentsDetails" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/BusinessSegmentsDetails1" xlink:href="cdxc-20180630.xsd#BusinessSegmentsDetails1" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/BusinessSegmentsDetails2" xlink:href="cdxc-20180630.xsd#BusinessSegmentsDetails2" xlink:type="simple"/>
<link:roleRef roleURI="http://chromadex.com/role/CommitmentsAndContingenciesDetailsNarrative" xlink:href="cdxc-20180630.xsd#CommitmentsAndContingenciesDetailsNarrative" xlink:type="simple"/>
<link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension"/>
<link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain"/>
<link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member"/>
<link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all"/>
<link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#notAll" arcroleURI="http://xbrl.org/int/dim/arcrole/notAll"/>
<link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/DocumentAndEntityInformation" xlink:title="00000001 - Document - Document and Entity Information"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/BalanceSheets" xlink:title="00000002 - Statement - Condensed Consolidated Balance Sheets (Unaudited)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/BalanceSheetsParenthetical" xlink:title="00000003 - Statement - Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/StatementsOfOperations" xlink:title="00000004 - Statement - Condensed Consolidated Statements of Operations (Unaudited)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/StatementOfStockholdersEquityUsd" xlink:title="00000005 - Statement - Condensed Consolidated Statement of Stockholders' Equity (Unaudited) (USD $)">
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaapStatementEquityComponentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementEquityComponentsAxis" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaapCommonStockMember_0"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapCommonStockMember_0" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaapAdditionalPaidInCapitalMember_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapAdditionalPaidInCapitalMember_10" xlink:type="arc" order="11"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaapRetainedEarningsMember_20"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapRetainedEarningsMember_20" xlink:type="arc" order="21"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SharesIssued" xlink:label="loc_us-gaapSharesIssued_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapSharesIssued_50" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaapStockholdersEquity_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquity_50" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification" xlink:label="loc_us-gaapNewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification_50" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaapStockIssuedDuringPeriodSharesStockOptionsExercised_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodSharesStockOptionsExercised_50" xlink:type="arc" order="6"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_us-gaapStockIssuedDuringPeriodValueStockOptionsExercised_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodValueStockOptionsExercised_50" xlink:type="arc" order="7"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:label="loc_us-gaapStockRepurchasedAndRetiredDuringPeriodShares_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockRepurchasedAndRetiredDuringPeriodShares_50" xlink:type="arc" order="8"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:label="loc_us-gaapStockRepurchasedAndRetiredDuringPeriodValue_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockRepurchasedAndRetiredDuringPeriodValue_50" xlink:type="arc" order="9"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross" xlink:label="loc_us-gaapStockIssuedDuringPeriodSharesRestrictedStockAwardGross_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodSharesRestrictedStockAwardGross_50" xlink:type="arc" order="10"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:label="loc_us-gaapStockIssuedDuringPeriodValueRestrictedStockAwardGross_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodValueRestrictedStockAwardGross_50" xlink:type="arc" order="11"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaapShareBasedCompensation_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapShareBasedCompensation_50" xlink:type="arc" order="12"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss_50"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetIncomeLoss_50" xlink:type="arc" order="13"/>
</link:definitionLink>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/StatementsOfCashFlows" xlink:title="00000006 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/InterimFinancialStatements" xlink:title="00000007 - Disclosure - Interim Financial Statements"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/NatureOfBusinessAndLiquidity" xlink:title="00000008 - Disclosure - Nature of Business and Liquidity"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/SignificantAccountingPolicies" xlink:title="00000009 - Disclosure - Significant Accounting Policies"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/EarningsPerShareApplicableToCommonStockholders" xlink:title="00000010 - Disclosure - Earnings Per Share Applicable to Common Stockholders"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/LineOfCredit" xlink:title="00000011 - Disclosure - Line of Credit"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/RelatedPartyTransactions" xlink:title="00000012 - Disclosure - Related Party Transactions"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/Inventories" xlink:title="00000013 - Disclosure - Inventories"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/ContractAssetsAndContractLiabilities" xlink:title="00000014 - Disclosure - Contract Assets and Contract Liabilities"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/Share-basedCompensation" xlink:title="00000015 - Disclosure - Employee Share-Based Compensation"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/BusinessSegments" xlink:title="00000016 - Disclosure - Business Segments"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/CommitmentsAndContingencies" xlink:title="00000017 - Disclosure - Commitments and Contingencies"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/SignificantAccountingPoliciesPolicy" xlink:title="00000018 - Disclosure - Significant Accounting Policies (Policies)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/EarningsPerShareApplicableToCommonStockholdersTables" xlink:title="00000019 - Disclosure - Earnings Per Share Applicable to Common Stockholders (Tables)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/RelatedPartyTransactionsTables" xlink:title="00000020 - Disclosure - Related Party Transactions (Tables)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/InventoriesTables" xlink:title="00000021 - Disclosure - Inventories (Tables)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/ContractAssetsAndContractLiabilitiesTables" xlink:title="00000022 - Disclosure - Contract Assets and Contract Liabilities (Tables)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/Share-basedCompensationTables" xlink:title="00000023 - Disclosure - Employee Share-Based Compensation (Tables)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/BusinessSegmentsTables" xlink:title="00000024 - Disclosure - Business Segments (Tables)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/NatureOfBusinessAndLiquidityDetailsNarrative" xlink:title="00000025 - Disclosure - Nature of Business and Liquidity (Details Narrative)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/LossPerShareApplicableToCommonStockholdersDetails" xlink:title="00000026 - Disclosure - Earnings Per Share Applicable to Common Stockholders (Details)">
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaapAntidilutiveSecuritiesNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:to="loc_us-gaapAntidilutiveSecuritiesNameDomain" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaapAntidilutiveSecuritiesNameDomain_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:to="loc_us-gaapAntidilutiveSecuritiesNameDomain_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockOptionMember" xlink:label="loc_us-gaapStockOptionMember_40"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapAntidilutiveSecuritiesNameDomain" xlink:to="loc_us-gaapStockOptionMember_40" xlink:type="arc" order="41"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_WarrantMember" xlink:label="loc_us-gaapWarrantMember_80"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapAntidilutiveSecuritiesNameDomain" xlink:to="loc_us-gaapWarrantMember_80" xlink:type="arc" order="81"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss_130"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetIncomeLoss_130" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted" xlink:label="loc_us-gaapEarningsPerShareBasicAndDiluted_130"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapEarningsPerShareBasicAndDiluted_130" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:label="loc_us-gaapWeightedAverageNumberOfShareOutstandingBasicAndDiluted_130"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapWeightedAverageNumberOfShareOutstandingBasicAndDiluted_130" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_130"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_130" xlink:type="arc" order="3"/>
</link:definitionLink>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/LineOfCreditDetailsNarrative" xlink:title="00000027 - Disclosure - Line of Credit (Details Narrative)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/RelatedPartyTransactionsDetails" xlink:title="00000028 - Disclosure - Related Party Transactions (Details)">
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="loc_us-gaapConcentrationRiskByTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapConcentrationRiskByTypeAxis" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaapConcentrationRiskTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapConcentrationRiskByTypeAxis" xlink:to="loc_us-gaapConcentrationRiskTypeDomain" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaapConcentrationRiskTypeDomain_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapConcentrationRiskByTypeAxis" xlink:to="loc_us-gaapConcentrationRiskTypeDomain_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CustomerGMember" xlink:label="loc_cdxcCustomerGMember_0"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapConcentrationRiskTypeDomain" xlink:to="loc_cdxcCustomerGMember_0" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CustomerHMember" xlink:label="loc_cdxcCustomerHMember_40"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapConcentrationRiskTypeDomain" xlink:to="loc_cdxcCustomerHMember_40" xlink:type="arc" order="41"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueFromRelatedParties" xlink:label="loc_us-gaapRevenueFromRelatedParties_160"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapRevenueFromRelatedParties_160" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherReceivables" xlink:label="loc_us-gaapOtherReceivables_160"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOtherReceivables_160" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/InventoriesDetails" xlink:title="00000029 - Disclosure - Inventories (Details)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/ContractAssetsAndContractLiabilitiesDetails" xlink:title="00000030 - Disclosure - Contract Assets and Contract Liabilities (Details)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/Share-basedCompensation-NonemployeeDetails3" xlink:title="00000031 - Disclosure - Employee Share-Based Compensation (Details)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/EmployeeShare-basedCompensationDetails1" xlink:title="00000032 - Disclosure - Employee Share-Based Compensation (Details 1)">
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeAxis" xlink:label="loc_srtRangeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_srtRangeAxis" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="loc_srtRangeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srtRangeAxis" xlink:to="loc_srtRangeMember" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="loc_srtRangeMember_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_srtRangeAxis" xlink:to="loc_srtRangeMember_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MinimumMember" xlink:label="loc_srtMinimumMember_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMinimumMember_10" xlink:type="arc" order="11"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MaximumMember" xlink:label="loc_srtMaximumMember_20"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMaximumMember_20" xlink:type="arc" order="21"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_40"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_40" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_40"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_40" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_40"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_40" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_40"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_40" xlink:type="arc" order="3"/>
</link:definitionLink>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/EmployeeShare-basedCompensationDetailsNarrative" xlink:title="00000033 - Disclosure - Employee Share-Based Compensation (Details Narrative)"/>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/BusinessSegmentsDetails" xlink:title="00000034 - Disclosure - Business Segments (Details)">
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaapStatementBusinessSegmentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementBusinessSegmentsAxis" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_ConsumerProductsSegmentMember" xlink:label="loc_cdxcConsumerProductsSegmentMember_0"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_cdxcConsumerProductsSegmentMember_0" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_IngredientsSegmentMember" xlink:label="loc_cdxcIngredientsSegmentMember_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_cdxcIngredientsSegmentMember_10" xlink:type="arc" order="11"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CoreStandardsContractServicesMember" xlink:label="loc_cdxcCoreStandardsContractServicesMember_20"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_cdxcCoreStandardsContractServicesMember_20" xlink:type="arc" order="21"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_OtherSegmentMember" xlink:label="loc_cdxcOtherSegmentMember_30"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_cdxcOtherSegmentMember_30" xlink:type="arc" order="31"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaapRevenues_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapRevenues_310" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="loc_us-gaapCostOfRevenue_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapCostOfRevenue_310" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaapGrossProfit_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapGrossProfit_310" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaapOperatingExpensesAbstract_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOperatingExpensesAbstract_310" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="loc_us-gaapSellingAndMarketingExpense_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapOperatingExpensesAbstract_310" xlink:to="loc_us-gaapSellingAndMarketingExpense_310" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaapResearchAndDevelopmentExpense_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapOperatingExpensesAbstract_310" xlink:to="loc_us-gaapResearchAndDevelopmentExpense_310" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="loc_us-gaapGeneralAndAdministrativeExpense_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapOperatingExpensesAbstract_310" xlink:to="loc_us-gaapGeneralAndAdministrativeExpense_310" xlink:type="arc" order="6"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherExpenses" xlink:label="loc_us-gaapOtherExpenses_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapOperatingExpensesAbstract_310" xlink:to="loc_us-gaapOtherExpenses_310" xlink:type="arc" order="7"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaapOperatingExpenses_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapOperatingExpensesAbstract_310" xlink:to="loc_us-gaapOperatingExpenses_310" xlink:type="arc" order="8"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaapOperatingIncomeLoss_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapOperatingExpensesAbstract_310" xlink:to="loc_us-gaapOperatingIncomeLoss_310" xlink:type="arc" order="9"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaapAssets_310"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapOperatingExpensesAbstract_310" xlink:to="loc_us-gaapAssets_310" xlink:type="arc" order="11"/>
</link:definitionLink>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/BusinessSegmentsDetails1" xlink:title="00000035 - Disclosure - Business Segments (Details 1)">
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SubsegmentsAxis" xlink:label="loc_us-gaapSubsegmentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapSubsegmentsAxis" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="loc_us-gaapSubsegmentsDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapSubsegmentsAxis" xlink:to="loc_us-gaapSubsegmentsDomain" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="loc_us-gaapSubsegmentsDomain_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapSubsegmentsAxis" xlink:to="loc_us-gaapSubsegmentsDomain_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_TruniagenConsumerProductMember" xlink:label="loc_cdxcTruniagenConsumerProductMember_0"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubsegmentsDomain" xlink:to="loc_cdxcTruniagenConsumerProductMember_0" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_NiagenIngredientMember" xlink:label="loc_cdxcNiagenIngredientMember_40"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubsegmentsDomain" xlink:to="loc_cdxcNiagenIngredientMember_40" xlink:type="arc" order="42"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_NiagenMember" xlink:label="loc_cdxcNiagenMember_80"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubsegmentsDomain" xlink:to="loc_cdxcNiagenMember_80" xlink:type="arc" order="82"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_OtherIngredientsMember" xlink:label="loc_cdxcOtherIngredientsMember_120"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubsegmentsDomain" xlink:to="loc_cdxcOtherIngredientsMember_120" xlink:type="arc" order="122"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_ReferenceStandardsMember" xlink:label="loc_cdxcReferenceStandardsMember_160"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubsegmentsDomain" xlink:to="loc_cdxcReferenceStandardsMember_160" xlink:type="arc" order="162"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_ConsultingAndOtherMember" xlink:label="loc_cdxcConsultingAndOtherMember_200"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubsegmentsDomain" xlink:to="loc_cdxcConsultingAndOtherMember_200" xlink:type="arc" order="202"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_OtherGoodsAndServicesMember" xlink:label="loc_cdxcOtherGoodsAndServicesMember_240"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubsegmentsDomain" xlink:to="loc_cdxcOtherGoodsAndServicesMember_240" xlink:type="arc" order="242"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaapStatementBusinessSegmentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementBusinessSegmentsAxis" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_ConsumerProductsSegmentMember" xlink:label="loc_cdxcConsumerProductsSegmentMember_0"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_cdxcConsumerProductsSegmentMember_0" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_IngredientsSegmentMember" xlink:label="loc_cdxcIngredientsSegmentMember_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_cdxcIngredientsSegmentMember_10" xlink:type="arc" order="11"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CoreStandardsContractServicesMember" xlink:label="loc_cdxcCoreStandardsContractServicesMember_20"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_cdxcCoreStandardsContractServicesMember_20" xlink:type="arc" order="21"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaapRevenues_1290"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapRevenues_1290" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/BusinessSegmentsDetails2" xlink:title="00000036 - Disclosure - Business Segments (Details 2)">
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="loc_us-gaapConcentrationRiskByTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapConcentrationRiskByTypeAxis" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaapConcentrationRiskTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapConcentrationRiskByTypeAxis" xlink:to="loc_us-gaapConcentrationRiskTypeDomain" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaapConcentrationRiskTypeDomain_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapConcentrationRiskByTypeAxis" xlink:to="loc_us-gaapConcentrationRiskTypeDomain_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CustomerFMember" xlink:label="loc_cdxcCustomerFMember_0"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapConcentrationRiskTypeDomain" xlink:to="loc_cdxcCustomerFMember_0" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CustomerKMember" xlink:label="loc_cdxcCustomerKMember_40"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapConcentrationRiskTypeDomain" xlink:to="loc_cdxcCustomerKMember_40" xlink:type="arc" order="42"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CustomerIMember" xlink:label="loc_cdxcCustomerIMember_80"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapConcentrationRiskTypeDomain" xlink:to="loc_cdxcCustomerIMember_80" xlink:type="arc" order="82"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CustomerGMember" xlink:label="loc_cdxcCustomerGMember_120"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapConcentrationRiskTypeDomain" xlink:to="loc_cdxcCustomerGMember_120" xlink:type="arc" order="122"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CustomerDMember" xlink:label="loc_cdxcCustomerDMember_160"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapConcentrationRiskTypeDomain" xlink:to="loc_cdxcCustomerDMember_160" xlink:type="arc" order="162"/>
<link:loc xlink:type="locator" xlink:href="cdxc-20180630.xsd#cdxc_CustomerCMember" xlink:label="loc_cdxcCustomerCMember_180"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapConcentrationRiskTypeDomain" xlink:to="loc_cdxcCustomerCMember_180" xlink:type="arc" order="182"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaapIncomeStatementLocationAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapIncomeStatementLocationAxis" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaapIncomeStatementLocationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapIncomeStatementLocationAxis" xlink:to="loc_us-gaapIncomeStatementLocationDomain" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaapIncomeStatementLocationDomain_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapIncomeStatementLocationAxis" xlink:to="loc_us-gaapIncomeStatementLocationDomain_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeAxis" xlink:label="loc_srtRangeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_srtRangeAxis" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="loc_srtRangeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srtRangeAxis" xlink:to="loc_srtRangeMember" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="loc_srtRangeMember_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_srtRangeAxis" xlink:to="loc_srtRangeMember_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaapStatementBusinessSegmentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementBusinessSegmentsAxis" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SalesRevenueNetMember" xlink:label="loc_us-gaapSalesRevenueNetMember_0"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_us-gaapSalesRevenueNetMember_0" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_TradeAccountsReceivableMember" xlink:label="loc_us-gaapTradeAccountsReceivableMember_120"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_us-gaapTradeAccountsReceivableMember_120" xlink:type="arc" order="121"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="loc_us-gaapConcentrationRiskPercentage1_210"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapConcentrationRiskPercentage1_210" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:definitionLink xlink:type="extended" xlink:role="http://chromadex.com/role/CommitmentsAndContingenciesDetailsNarrative" xlink:title="00000037 - Disclosure - Commitments and Contingencies (Details Narrative)">
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeAxis" xlink:label="loc_srtRangeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_srtRangeAxis" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="loc_srtRangeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srtRangeAxis" xlink:to="loc_srtRangeMember" xlink:type="arc" order="20"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="loc_srtRangeMember_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_srtRangeAxis" xlink:to="loc_srtRangeMember_10" xlink:type="arc" order="30"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MinimumMember" xlink:label="loc_srtMinimumMember_0"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMinimumMember_0" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MaximumMember" xlink:label="loc_srtMaximumMember_10"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMaximumMember_10" xlink:type="arc" order="11"/>
<link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeasesRentExpenseMinimumRentals" xlink:label="loc_us-gaapOperatingLeasesRentExpenseMinimumRentals_30"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOperatingLeasesRentExpenseMinimumRentals_30" xlink:type="arc" order="0"/>
</link:definitionLink>
</link:linkbase>


4 Subsequent Filings that Reference this Filing

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

 3/06/24  ChromaDex Corp.                   10-K       12/31/23   95:9.1M                                   Workiva Inc Wde… FA01/FA
 3/08/23  ChromaDex Corp.                   10-K       12/31/22   93:9.2M                                   Workiva Inc Wde… FA01/FA
 3/14/22  ChromaDex Corp.                   10-K       12/31/21   91:9.9M                                   Workiva Inc Wde… FA01/FA
 3/12/21  ChromaDex Corp.                   10-K       12/31/20   98:7.7M                                   Blueprint/FA
Top
Filing Submission 0001654954-18-008737   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Wed., May 1, 12:16:01.1am ET