We have issued our report dated March 20, 2014, with respect to the financial statements included in the Annual Report of Interleukin Genetics, Inc. on Form 10-K for the year ended December 31, 2013. We hereby consent to the incorporation by reference of said report in the Registration Statements of Interleukin Genetics, Inc. on Form S-3 (Nos. 333-163987, 333-83631, 333-53558, 333-56558, 333-101088 and 333-107782) and on Form S-8 (Nos. 333-47343, 333-67147, 333-32538, 333-62638, 333-118551, 333-176270, 333-184946 and 333-190627).