FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0287 Expires: January 31, 2005 Estimated average burden hours per response... 0.5

(Print or Type Responses)

1. Name and Address of Reporting Person * Brauser Michael   2. Issuer Name and Ticker or Trading Symbol ChromaDex Corp. [CDXC.OB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 10005 MUIRLANDS BOULEVARD, SUITE G 3. Date of Earliest Transaction (Month/Day/Year) 05/10/2013 (Street) IRVINE, CA 92618 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 05/10/2013   X   1,160,713 (1) A $ 0.21 3,378,567 I See Footnote (2) Common Stock 05/13/2013   X   342,857 (3) A $ 0.21 3,721,424 I See Footnote (2) Common Stock 05/13/2013   P   25,000 A $ 0.662 4,519,926 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.		SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Warrants to Purchase Common Stock

$ 0.21

05/10/2013

X

1,160,713 (1)

05/20/2010

05/20/2013

Common Stock

1,160,713

$ 0

342,857

I

See Footnote (4)

Warrants to Purchase Common Stock

$ 0.21

05/13/2013

J(5)

342,857

05/20/2010

05/20/2013

Common Stock

342,857

$ 0

0

I

See Footnote (4)

Warrants to Purchase Common Stock

$ 0.21

05/13/2013

J(5)

342,857

05/20/2010

05/20/2013

Common Stock

342,857

$ 0

342,857

I

See Footnote (4)

Warrants to Purchase Common Stock

$ 0.21

05/13/2013

X

342,857 (3)

05/20/2010

05/20/2013

Common Stock

342,857

$ 0

0

I

See Footnote (4)

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Brauser Michael 10005 MUIRLANDS BOULEVARD SUITE G IRVINE, CA 92618

Signatures

/s/ Michael Brauser		05/14/2013
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	(i) 314,285 Warrants exercised by Grander Holdings, Inc. 401K Profit Sharing Plan of which the Reporting Person is a trustee; and (ii) 846,428 Warrants exercised by BMB Holdings, LLLP of which the Reporting Person is the manager of its general partner.
(2)	Indirect beneficial ownership includes, after giving effect to all transaction included in this Form 4, (i) 628,570 Shares held by Grander Holdings, Inc. 401K Profit Sharing Plan of which the Reporting Person is a trustee; (ii) 342,857 Shares held by the Brauser 2010 GRAT of which the Reporting Person is a trustee; (iii) 342,857 Shares held by Birchtree Capital, LLC of which the Reporting Person is the manager; (iv) 1,692,856 Shares held by BMB Holdings, LLLP of which the Reporting Person is the manager of its general partner; and (v) 714,284 Shares held by Betsy Brauser Third Amended Trust Agreement beneficially owned by the Reporting Person's spouse which are disclaimed by him.
(3)	342, 857 Warrants exercised by Birchtree Capital, LLC of which the Reporting Person is the manager.
(4)	After giving effect to all transactions included in this Form 4, the Reporting Person does not have indirect beneficial ownership.
(5)	342,857 Warrants transferred from Brauser 2010 GRAT of which the Reporting Perion is a trustee to Birchtree Capital, LLC of which the Reporting Person is the manager.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.