... antioxidant. 4. GMP plant, in stock Apple Polyphenol / AntioxidantSpecification:Apple polyphenols 50%,70%,75%,80% UVPhlorzin 10%-98 ... 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. ...