Mannatech, Incorporated, a leading developer and provider of proprietary dietary supplements, weight management products and skin care solutions, today announced the launch of its scientific Web site, www.MannatechScience.org, devoted to offering extensive resources confirming the benefits of its proprietary product lines.

"The hallmark of the Web site is Mannatech's research," said Dr. Robert A. Sinnott, MNS, chief science officer and senior vice president of Mannatech. "Working in collaboration with scientists around the world, Mannatech has published and presented 16 studies, reviewing the scientific findings of its products and product ingredients, including Ambrotose(R) products, BounceBack(TM) capsules, EMPACT(R) energy and endurance formula and OsoLean(TM) powder."*

The company's new Web site provides easily accessible, detailed research information, including:
-- Peer-Reviewed Science: Mannatech's published pre-clinical and clinical studies. In this section, viewers can access many of these publications in their entirety.
-- Products: Basic identity and safety information about the ingredients in Mannatech products.
-- Research and Development: Mannatech's Product Development Team actively explores new technologies to develop innovative products that meet the needs of today's sophisticated consumer.
-- Nutrition and Dietary Supplementation Information: Scientific knowledge in this area is rapidly growing, and Mannatech is keeping up with the science in this section of the Web site.
-- Ingredient Information: Mannatech's products are formulated using high quality natural ingredients. This section contains scientific information about food and dietary supplement ingredients.

Launched at MannaFest 2009, the company's 15th annual international conference, the site is compliant for residents of the United States.
* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

About Mannatech
Mannatech, Incorporated, is a global wellness solutions provider of innovative, high-quality, proprietary dietary supplements, weight management products and skin care solutions sold through independent Associates and Members located in the United States and the international markets of Canada, Australia, the United Kingdom, Japan, New Zealand, the Republic of Korea, Taiwan, Denmark, Germany, South Africa, and Singapore. For more information please visit www.mannatech.com or 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.