Mannatech, Incorporated (NASDAQ: MTEX), the founder of the M5M SM ( Mission 5 MillionSM) social entrepreneurial movement, the pioneer of glycobiology and the leading innovator of naturally-sourced supplements based on Real Food Technology® solutions, is pleased to highlight significant involvement with prominent sporting events in Korea and Japan. On December 29, 2013, Mannatech Korea sponsored “Share the Dream,” a charity football match hosted by the Hong Myung-Bo Scholarship Foundation to raise funds to help fight childhood illness in Korea. The event took place at the Seoul Jamsil Stadium. The match was between Korean football league players and Korean international football players. Players received Mannatech products and promotional materials. On December 27, 2013, the fourth annual Pro Sports Awards (Prime Minister’s Cup) event was hosted in Tokyo, Japan. This prestigious event is held annually and awards famous, domestic pro athletes. Among the awards was the Best Rookie of the Year award given to Yasuhiro Ogawa, of the Tokyo Yakult Swallows. In addition to winning this award, he was presented with the “Mannatech Prize” which contains a year’s worth of Mannatech products. “We are honored and excited that our Associates in both Japan and Korea had the foresight to connect Mannatech with these prestigious and meaningful events,” said Dr. Rob Sinnott, CEO and Chief Science Officer. “As our global presence in Asia continues to expand, we look forward to being a part of even more events that support these worthy causes.” For more information, contact Mannatech Korea at +82-2-6252-5200 and Mannatech Japan at +81-3-5780-8050. Individuals interested in Mannatech’s products, or exploring its social entrepreneurial efforts to help fight global malnutrition, can learn more at 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. Mannatech is dedicated to its platform of Social Entrepreneurship based on the foundation of promoting, aiding and optimizing nutrition where it is needed most around the world. Mannatech’s 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, Estonia, Finland, the Republic of Ireland, Czech Republic, the Republic of Korea, Mexico, Namibia, Hong Kong and Ukraine. For more information, visit Mannatech.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.