NEWS RELEASE

COPPELL, Texas, Jul 26, 2010 (BUSINESS WIRE) --

Mannatech, Incorporated (NASDAQ: MTEX) ("Mannatech"), a global pioneer in the development of high-quality health, weight and fitness and skin care solutions based on nutritional science, announced today that its financial results for the second quarter of 2010 will be released on Wednesday, August 4, 2010, after the NASDAQ market closes. Mannatech will host a conference call to discuss the quarter's results with investors on Thursday, August 5, 2010 at 9 a.m. CDT, 10 a.m. EDT. The live call will be webcast and can be accessed on Mannatech's website at http://us.mannatech.com/investorrelations.html.

For those unable to listen to the live broadcast, a replay will be available shortly after the call. The toll-free replay number is 800-642-1687 (International: 706-645-9291); the Conference ID to access the call is 87160191.

Individuals interested in Mannatech's products or in exploring its business opportunity can learn more at www.mannatech.com.

About Mannatech

Mannatech, Incorporated, develops high-quality health, weight and fitness, and skin care products that are based on the solid foundation of nutritional science and development standards. These proprietary products are available through independent sales Associates around the globe including the United States, Canada, South Africa, Australia, New Zealand, Austria, Denmark, Germany, Norway, Sweden, the Netherlands, the United Kingdom, Japan, Taiwan, Singapore and the Republic of Korea. For more information, visit www.AllAboutMannatech.com.

Please Note: This release contains "forward-looking statements" within the meaning of Section 27A of the Securities Act of 1933, as amended, Section 21E of the Securities Exchange Act of 1934, as amended, and the Private Securities Litigation Reform Act of 1995. These forward-looking statements generally can be identified by use of phrases or terminology such as "intend" or other similar words or the negative of such terminology. Similarly, descriptions of Mannatech's objectives, strategies, plans, goals or targets contained herein are also considered forward-looking statements. Mannatech believes this release should be read in conjunction with all of its filings with the United States Securities and Exchange Commission and cautions its readers that these forward-looking statements are subject to certain events, risks, uncertainties, and other factors. Some of these factors include, among others, Mannatech's inability to attract and retain Associates and Members, increases in competition, litigation, regulatory changes, and its planned growth into new international markets. Although Mannatech believes that the expectations, statements, and assumptions reflected in these forward-looking statements are reasonable, it cautions readers to always consider all of the risk factors and any other cautionary statements carefully in evaluating each forward-looking statement in this release, as well as those set forth in its latest Annual Report on Form 10-K and Quarterly Report on Form 10-Q, and other filings filed with the United States Securities and Exchange Commission, including its current reports on Form 8-K. All of the forward-looking statements contained herein speak only as of the date of this release.

SOURCE: Mannatech, Incorporated

Mannatech, Incorporated
Gary Spinell, 972-471-6512
Senior Vice President Finance & Administration
ir@mannatech.com
www.mannatech.com