South Africa Press Release

Released : Tuesday, February 26, 2008 8:30 AM

COPPELL, Texas, Feb. 26 /PRNewswire-FirstCall/ — Mannatech,
Incorporated (Nasdaq: MTEX), a leading developer and provider of
dietary supplements and skin care solutions, announced today it will
begin selling products in South Africa during the second quarter of
this year.

Among these products will be the company’s Optimal Health System,
which is comprised of Ambrotose — a patented blend of mixed plant
saccharides; AO — a proprietary antioxidant; PLUS — an herbal-amino
acid; and PhytoMatrix — the industry’s first all-natural multivitamin
with concentrated, plant-sourced minerals and standardized phytochemicals.

“We are excited to enter the market in South Africa, which was the
first country to grant a patent for the technology related to the
formulation of Mannatech’s flagship product, Ambrotose,” said
Mannatech President and CEO Terry Persinger. “South Africa has a rich
tradition of using nature’s biodiversity to help address quality of
life and optimal health. This tradition aligns well with Mannatech
products and our emphasis on natural ingredients.”

About Mannatech

Mannatech, Incorporated, is a global wellness solutions provider of
innovative, high-quality, proprietary nutritional supplements, topical
and skin care products, and weight management products 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, and Germany.