Common use of SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT Clause in Contracts

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 Common Shares to be purchased: 1,785,714 Number of Warrant Shares to be represented by Warrant: 1,785,714

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE MZ Trading LLC By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 24,999.94 Common Shares to be purchased: 1,785,714 178,571 Number of Warrant Shares to be represented by Warrant: 1,785,714178,571

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxx X. Xxxxx Xxxxxxx TBE C/F Xxxxxxxx Xxxxx UTMA/FL C/O Xxxx X. Xxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 74,999.96 Common Shares to be purchased: 1,785,714 535,714 Number of Warrant Shares to be represented by Warrant: 1,785,714535,714

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Sandor Capital Master Fund, L.P. By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 74,999.96 Common Shares to be purchased: 1,785,714 535,714 Number of Warrant Shares to be represented by Warrant: 1,785,714535,714

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxxx Xxxxxxx and Xxxxx Xxxxxxx TBE By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxxxx Xxxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 7,000.00 Common Shares to be purchased: 1,785,714 50,000 Number of Warrant Shares to be represented by Warrant: 1,785,71450,000

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Horberg Enterprises Limited Partnership By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 74,999.96 Common Shares to be purchased: 1,785,714 535,714 Number of Warrant Shares to be represented by Warrant: 1,785,714535,714

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Benz By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxx Benz Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 79,999.92 Common Shares to be purchased: 1,785,714 571,428 Number of Warrant Shares to be represented by Warrant: 1,785,714571,428

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Xxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxx Xxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 49,999.88 Common Shares to be purchased: 1,785,714 357,142 Number of Warrant Shares to be represented by Warrant: 1,785,714357,142

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Xxxxxxxx X. Xxxxxxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxxxx X. Xxxxxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 49,999.88 Common Shares to be purchased: 1,785,714 357,142 Number of Warrant Shares to be represented by Warrant: 1,785,714357,142

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE X. Xxxxxxxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxxx X. Xxxxxxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 9,999.92 Common Shares to be purchased: 1,785,714 71,428 Number of Warrant Shares to be represented by Warrant: 1,785,71471,428

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Frost Gamma Investments Trust By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 955,000.20 Common Shares to be purchased: 1,785,714 6,821,430 Number of Warrant Shares to be represented by Warrant: 1,785,7146,821,430

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxxx Xxxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 7,000.00 Common Shares to be purchased: 1,785,714 50,000 Number of Warrant Shares to be represented by Warrant: 1,785,71450,000

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE 2010 GRAT By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 47,999.98 Common Shares to be purchased: 1,785,714 342,857 Number of Warrant Shares to be represented by Warrant: 1,785,714342,857

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Family Trust 2008 By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 23,999.92 Common Shares to be purchased: 1,785,714 171,428 Number of Warrant Shares to be represented by Warrant: 1,785,714171,428

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Xxx Gamma Investment, L.P. By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 99,999.90 Common Shares to be purchased: 1,785,714 714,285 Number of Warrant Shares to be represented by Warrant: 1,785,714714,285

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE X. Xxxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxxx X. Xxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 24,999.94 Common Shares to be purchased: 1,785,714 178,571 Number of Warrant Shares to be represented by Warrant: 1,785,714178,571

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Xxxxxxxx Xxxxxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxxxx Xxxxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 24,999.94 Common Shares to be purchased: 1,785,714 178,571 Number of Warrant Shares to be represented by Warrant: 1,785,714178,571

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Xxxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxxx Xxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 74,999.96 Common Shares to be purchased: 1,785,714 535,714 Number of Warrant Shares to be represented by Warrant: 1,785,714535,714

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxx Xxxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 24,999.94 Common Shares to be purchased: 1,785,714 178,571 Number of Warrant Shares to be represented by Warrant: 1,785,714178,571

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Grander Holdings, Inc. 401K Profit Sharing Plan By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 43,999.90 Common Shares to be purchased: 1,785,714 314,285 Number of Warrant Shares to be represented by Warrant: 1,785,714314,285

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxx Xxxxxxx and Xxxxx Xxxxxxx TBE By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxx Xxxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 24,999.94 Common Shares to be purchased: 1,785,714 178,571 Number of Warrant Shares to be represented by Warrant: 1,785,714178,571

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Xxxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxx Xxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 9,999.92 Common Shares to be purchased: 1,785,714 71,428 Number of Warrant Shares to be represented by Warrant: 1,785,71471,428

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Chase Mortgage, Inc. By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 70,000 Common Shares to be purchased: 1,785,714 500,000 Number of Warrant Shares to be represented by Warrant: 1,785,714500,000

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Olyrca Limited Partnership By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 9,999.92 Common Shares to be purchased: 1,785,714 71,428 Number of Warrant Shares to be represented by Warrant: 1,785,71471,428

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxx X. Xxxxx Xxxxxxx TBE By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxx X. Xxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 74,999.96 Common Shares to be purchased: 1,785,714 535,714 Number of Warrant Shares to be represented by Warrant: 1,785,714535,714

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxx Xxxxxxx and Xxxxx Xxxxxxx TBE By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxx Xxxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 99,999.90 Common Shares to be purchased: 1,785,714 714,285 Number of Warrant Shares to be represented by Warrant: 1,785,714714,285

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Xxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxx Xxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 199,999.94 Common Shares to be purchased: 1,785,714 1,428,571 Number of Warrant Shares to be represented by Warrant: 1,785,7141,428,571

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Third Amended Trust Agreement By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 49,999.88 Common Shares to be purchased: 1,785,714 357,142 Number of Warrant Shares to be represented by Warrant: 1,785,714357,142

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxx X. Xxxxx Xxxxxxx TBE C/F Xxxx Xxxxx UTMA/FL C/O Xxxx X. Xxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 49,999.88 Common Shares to be purchased: 1,785,714 357,142 Number of Warrant Shares to be represented by Warrant: 1,785,714357,142

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxx Xxxxxxx and Xxxxx Xxxxxxx TBE By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxx Xxxxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 7,000.00 Common Shares to be purchased: 1,785,714 50,000 Number of Warrant Shares to be represented by Warrant: 1,785,71450,000

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxx X. Xxxxx Xxxxxxx TBE C/F Xxxxx Xxxxx UTMA/FL C/O Xxxx X. Xxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 37,499.98 Common Shares to be purchased: 1,785,714 267,857 Number of Warrant Shares to be represented by Warrant: 1,785,714267,857

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE BMB Holdings LLLP By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 118,499.92 Common Shares to be purchased: 1,785,714 846,428 Number of Warrant Shares to be represented by Warrant: 1,785,714846,428

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxx X. Xxxxx C/F Xxxxxxx and Xxxxx Xxxxxxx TBE UTMA/FL C/O Xxxx X. Xxxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 37,499.98 Common Shares to be purchased: 1,785,714 267,857 Number of Warrant Shares to be represented by Warrant: 1,785,714267,857

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxxx X. Xxxxx Xxxxxxx TBE By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxx X. Xxxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 24,999.94 Common Shares to be purchased: 1,785,714 178,571 Number of Warrant Shares to be represented by Warrant: 1,785,714178,571

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE X. Xxxxxxxxx, Xx. By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxxx X. Xxxxxxxxx, Xx. Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 24,999.94 Common Shares to be purchased: 1,785,714 178,571 Number of Warrant Shares to be represented by Warrant: 1,785,714178,571

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE X. Xxxxxx Living Trust By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 14,999.88 Common Shares to be purchased: 1,785,714 107,142 Number of Warrant Shares to be represented by Warrant: 1,785,714107,142

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE IVC Investors, LLLP By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 74,999.96 Common Shares to be purchased: 1,785,714 535,714 Number of Warrant Shares to be represented by Warrant: 1,785,714535,714

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Xxxxxx Alpha II LP By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 49,999.88 Common Shares to be purchased: 1,785,714 357,142 Number of Warrant Shares to be represented by Warrant: 1,785,714357,142

SIGNATURE PAGE TO SUBSCRIPTION AGREEMENT. Please acknowledge your acceptance of the foregoing Subscription Agreement by signing and returning a copy to the undersigned together with the completed Investor Questionnaire, whereupon this Agreement shall become a binding agreement between us. Your signature below also constitutes your signature to the Investor Questionnaire you have delivered to the Company as of the date indicated below. CHROMADEX CORPORATION a Delaware corporation By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx, Xx. Title: President and Chief Executive Officer Dated: April 22, 2010 Name: Xxxxxxx and Xxxxx Xxxxxxx TBE Xxxxxx X. Xxxx By: /s/ Print Name: Title: (if Applicable) [Authorized Person] By: Print Name: Xxxxxx X. Xxxx Title: (if Applicable) [Authorized Person] Dated (including date of Investor Questionnaire): April 22, 2010 Facsimile: Purchase Price: $249,999.96 74,999.96 Common Shares to be purchased: 1,785,714 535,714 Number of Warrant Shares to be represented by Warrant: 1,785,714535,714