AMENDMENT TO CREDIT AGREEMENT
This AMENDMENT TO CREDIT AGREEMENT (“ Amendment ”) is entered into as of April 24,
2007, by USANA HEALTH SCIENCES, INC., a Utah corporation (together with its successors, “ Borrower
”), and BANK OF AMERICA, N.A., a national banking association (together with its successors and assigns, “
A. Borrower and Bank are parties to that certain Credit Agreement dated as of June 16, 2004, as
amended by that certain Waiver and Amendment to Credit Agreement dated as of February 2, 2006 and as
amended by that certain Amendment to Credit Agreement dated as of May 17, 2006 (as the same may be
amended, modified or extended from time to time, the “ Credit Agreement ”) and the related Loan Documents
B. Pursuant to the terms of the Credit Agreement, Bank has made and does make available to
Borrower a revolving line of credit in the amount of $25,000,000, which amount, by agreement of Borrower and
Bank, could be increased to $40,000,000.
C. Borrower has requested that Bank increase the amount of the revolving line of credit to
$40,000,000, which Bank has agreed to do on the terms and conditions set forth in this Amendment.
NOW, THEREFORE , in consideration of the foregoing, the mutual covenants and agreements herein
contained, and for other good and valuable consideration receipt of which is hereby acknowledged, Borrower
and Bank hereby agree as follows:
1. Definitions; Interpretation. All capitalized terms used in this Amendment and not
otherwise defined herein have the meanings specified in the Credit Agreement. The rules of construction and
interpretation specified in Sections 1.02 and 1.05 of the Credit Agreement also apply to this Amendment and are
incorporated herein by this reference.
2. Amendments to Credit Agreement. The Credit Agreement is amended as follows:
(a) Amendment to Definitions . In Section 1.01 , amendments are made to the defi