Free Radical Scavenger Grape Seed Extract OPC 95% Nutritional Supplements What is Grape Seed Extract? The grape seed extract is a type of proanthocyanidin oligomers (OPCs) processed from the seeds of Vitis ... Read More
Natural Antioxidant Activity Grape skin Extract 60% Polyphenol Specification: Product Name Latin Name Specification Grape Skin Extract Sambucus nigra L. 1%-5%Resveratrol Polyphenol 20-95% Function: 1. Anti... Read More