... and NSF-GMP certified 2,Pure natural resveratrol 3,Healthcare ingredient 4,GMP Contract Manufactu [Product name]Resveratrol[Botanical source] ... Shanxi, Sichuan,and other places.[Harvest time]Spring and Autumn.[Active ingredient]Resveratrol[CAS NO.]501-36-0[Specification]10%-98% trans ... of complex III,which can decrease the production of active oxygen and free radicals to shows a anti-oxidation ...