USANA Schedules Second Quarter 2009 Earnings Release and Conference Call

SALT LAKE CITY--(Business Wire)--
USANA Health Sciences, Inc. (NASDAQ:USNA) today announced that second quarter
results will be released after the close of market Tuesday, July 28, 2009. USANA
executives will hold a conference call to discuss this announcement with
analysts and institutional investors the following morning at 11:00 a.m. Eastern
Time.

The call will be broadcast over the Internet and can be accessed at
http://www.usanahealthsciences.com.

The webcast is also being distributed over Thomson/CCBN`s Investor Distribution
Network to both institutional and individual investors. Individual investors can
listen to the call through Thomson/CCBN`s individual investor center at
www.fulldisclosure.com or by visiting any of the investor sites in
Thomson/CCBN`s Individual Investor Network. Institutional investors can access
the call via Thomson/CCBN`s password-protected event management site,
StreetEvents (www.streetevents.com).

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

USANA Health Sciences Inc.
Patrique Richards, 801-954-7100
investor.relations@us.usana.com

Copyright Business Wire 2009