COPPELL, Texas--(BUSINESS WIRE)--April 18, 2005--Mannatech, Inc. (NASDAQ:MTEX) today announced that it will begin operations in Taiwan beginning June 20, 2005. The opening of the Taiwan market increases Mannatech’s countries of operation to eight and comes on the heels of the recent opening of operations in the Republic of Korea in September, 2004. Sam Caster, Chairman and CEO of Mannatech commented, “We are extremely excited about our entry into the Taiwan market and proud of the enthusiasm with which our planned entry has been received. The citizens of Taiwan are known for their strong spirit of entrepreneurialism and their commitment to health and wellness. We see this as a perfect combination for the acceptance of our unique, scientifically based products and the business opportunity represented by our network-marketing model. With the expansion of our business into Taiwan, we are realizing another step to share our products and our opportunity on a global basis.”