Limited Power of Attorney Securities Law Compliance



The undersigned hereby constitutes and appoints Jason Kimpel the undersigned's true and lawful attorney in fact and agent to complete and execute such Forms 144, Forms 3, 4 and 5 and other forms as such attorney shall in his discretion determine to be required or advisable pursuant to Rule 144 promulgated under the Securities Act of 1933 (as amended), Section 16 of the Securities Exchange Act of 1934 (as amended) and the rules and regulations promulgated thereunder, or any successor laws and regulations, as a consequence of the undersigned's ownership, acquisition or disposition of securities of Interleukin Genetics, Inc. (the "Company"), and to do all acts necessary in order to file such forms with the Securities and Exchange Commission, any securities exchange or national association, the Company and such other person or agency as the attorney shall deem appropriate.  The undersigned hereby ratifies and confirms all that said attorneys in fact and agents shall do or cause to be done by virtue hereof.



This Limited Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 144, Forms 3, 4 and 5 with respect to the undersigned's holdings of and transactions in securities issued by the Company unless earlier revoked by the undersigned in a writing delivered to the foregoing attorneys-in-fact.



This Limited Power of Attorney is executed at Okemos, Michigan as of the date set forth below.



       DELTA DENTAL PLAN OF MICHIGAN, INC., a Michigan nonprofit corporation





       By: /s/ Jonathan S. Groat

       Name:  Jonathan S. Groat

       Title: General Counsel



       Dated: 7/5/2012



       Witness:

       Signature: /s/ Anna M. Keystyniak

       Name: Anna M. Keystyniak



       Dated: 7/5/2012