... 3. Natrual antioxidant. 4. GMP plant, in stock Apple Polyphenol / AntioxidantSpecification:Apple polyphenols 50%,70%,75%,80% UVPhlorzin 10 ... chorogenic acid, catechin, epicatechin, phloridzin, etc.Apple polyphenols is the collection of the polyphenol substances, ... mainly including Chlorogenic acid, Catechin, Epicatechin, Apple condensed tannin, Phlorhizin, Phloretin, Anthocyanin 50%, etc. ...