Tea polyphenols are compounds in tea leaves that are natural plant antioxidants. Their main ingredients are green tea catechins,currently, it is widely used in food, medicine, healthy products and daily chemicals. Tea polyphenols are used to protect easy-oxidant in the body from oxidizing through oxidized itself to make cell activity normalize. Reduce blood concentration and prevent cardiovascular diseases, anticarcinogen, and deodorization. Protect pigments and vitamin from oxidizing and degrading, thus prevent the beverage from fading, and enhance its stability.