... bio-active ingredient and the main components of green tea, herbal tea polyphenols, is a highly effective natural anti-oxidants ... tea polyphenols, glycosides, etc. more than 30 kinds of substances, of which 80% catechins about a number of catechins phenolic hydroxyl free ... food, nutritional food. [The main ingredients]: Ginkgo biloba, green tea, Chinese wolfberry, puerarin, hemp seed, fresh root, cassia ...