タイトルまたは説明

Theaflavin is the dimmer (polymer) of the flavanols, which is a kind of phenol’s compounds with large aromatic ring . Therefore it has a high active ingredients and very obvious efficacy of medical treatment. Experiments prove, the ability of anti-oxidant is *0 times higher than the tea polyphenols. Theaflavin is regarded as “Gold of Tea” and it is now widely used for medicine, healthy food, beverage and cosmetics. Physical appearance of the Theaflavin: The aqueous solution of Theaflavin is an orange-yellow color. The fusion point is ******0℃. Theaflavin can dissolve easily in water and ethyl acetate and n-buty alcohol, and the solution is weak acid.