INTERLEUKIN GENETICS, INC.
2004 EMPLOYEE, DIRECTOR AND CONSULTANT STOCK PLAN
(1) If the Common Stock is listed on a national securities exchange or traded in the over-
the-counter market and sales prices are regularly reported for the Common Stock, the closing or
last price of the Common Stock on the Composite Tape or other comparable reporting system
for the trading day on the applicable date and if such applicable date is not a trading day, the last
market trading day prior to such date;
Unless otherwise specified or unless the context otherwise requires, the following terms, as used in this
Interleukin Genetics, Inc. 2004 Employee, Director and Consultant Stock Plan, have the following
Administrator means the Board of Directors, unless it has delegated power to act on its behalf to
the Committee, in which case the Administrator means the Committee.
Affiliate means a corporation which, for purposes of Section 424 of the Code, is a parent or
subsidiary of the Company, direct or indirect.
Board of Directors means the Board of Directors of the Company.
Code means the United States Internal Revenue Code of 1986, as amended.
Committee means the committee of the Board of Directors to which the Board of Directors has
delegated power to act under or pursuant to the provisions of the Plan.
Common Stock means shares of the Company’s common stock, $.001 par value per share.
Company means Interleukin Genetics, Inc., a Delaware corporation.
Disability or Disabled means permanent and total disability as defined in Section 22(e)(3) of the
Employee means any employee of the Company or of an Affiliate (including, without limitation, an
employee who is also serving as an officer or director of the Company or of an Affiliate),
designated by the Administrator to be eligible to be granted one or more Stock Rights under the