For more information contact:                    Riley Timmer
                                                 USANA Health Sciences, Inc.
                                                 Investor Relations Analyst
                                                 (801) 954-7100
                                                 investor.relations@us.usana.com


                USANA Announces Official Date For Entering Korea

May 29, 2003 -- USANA Health Sciences, Inc., (NASDAQ: USNA) announces definitive
plans to open its full-service, South Korean headquarters and walk-in
distribution center in Seoul on July 14, 2003.

     Commenting on the announcement, Dave Wentz, President of USANA, said,
"We're pleased that the preparations for this market launch have progressed
smoothly enough for us to open the market in the front end of our previously
announced window. We are excited about the enthusiasm we are seeing from our
Associates as they anticipate the opening of the Korean market.

     "South Korea will be the 10th country where USANA products are sold and
distributed," Mr. Wentz continued. "According to the World Federation of Direct
Selling Associations, South Korea represents the third largest market for direct
sales, with yearly revenues in excess of $4.6 billion in 2002."

USANA develops and manufactures high quality nutritional, personal care, and
weight management products that are sold directly to Preferred Customers and
Associates throughout the United States, Canada, Australia, New Zealand, Hong
Kong, Japan, Taiwan and the United Kingdom. More information on USANA can be
found at http://www.usanahealthsciences.com.

This press release contains forward-looking statements within the meaning of
Section 27A of the Securities Act and Section 21E of the Securities Exchange
Act. Actual results could differ materially from those projected in the




forward-looking statements, which involve a number of risks and uncertainties,
including reliance upon the Company's independent Associate network, government
regulation of products, manufacturing and marketing, and risks associated with
international expansion. These statements and the other contents of this release
should be considered in conjunction with the warnings and cautionary statements
contained in USANA's most recent filings with the Securities and Exchange
Commission on Forms 10-Q and 10-K.