... 50%, 70%, 75%, 80% UV 3. Natrual antioxidant. 4. GMP plant, in stock Apple Polyphenol / AntioxidantSpecification: ... epicatechin, phloridzin, etc.Apple polyphenols is the collection of the polyphenol substances, mainly including Chlorogenic acid, Catechin, ... radiation from UV.Application:Apple polyphenols has many effects of antioxidant, deodorizing, fresh-keeping, keeping fragrance, color protection ...