... polyphenol, extracted and isolated from green tea, used in foods, cosmetics and medicine industry *Tea Polyphenols: Green ... . Now, tea polyphenol (TP) has been widely applied in foods, cosmetics and medicine industry. TP shows excellent antioxidative ... effect with vitamin E, vitamin C and citric acid, and etc. It can also improve the stability ... toxicity on the heart. Green Tea extract (EGCG 10%-99%)