Catalytically converted from glutamic acid through glutamate decarboxylase, 4-Aminobutyric-acid(http://www.4-aminobutyric-acid.com/), a kind of natural non-protein amino acid, is an important neurotransmitter of the central nervous system for mammals. GABA can be found in our eye retinas and encephalon with high concentration. It also rarely exists in plant seeds germ, vegetables and fruits. AS The natural GABA has been internationally recognized as the 21st century's health supplements. Early in 2001, Ministry of Health, Labor and Welfare of Japan officially ranked GABA into food series. So did the Health Ministry in Taiwan. So far GABA has been very popular among the food industry. It has been applied to all kinds of tea beverages, dairy products, frozen food, wine, fermented food, bread, soup and other healthy and medical-treating food in Japan and some European countries. And By the end of Oct 2008, three manufacturers have built GABA production line in china, namely, Anhui Tea Biotechnology Co., Ltd., YiWan Biolabs (ZheJiang Province) Co. Ltd. and Anhui Life Co., Ltd. The future development of China GABA market is must be bright.