Xi an Pincredit Bio-tech Co., Ltd sell "Grape Seed Extract"

Extracted from whole grape seeds, this powder concentrates oligomeric proanthocyanidins (typically standardized to 95% procyanidins), delivering strong antioxidant protection against free-radical cell damage. It is associated with cardiovascular benefits such as improved circulation and cholesterol management, may help reduce injury-related swelling and support diabetic eye conditions, and is commonly used in dietary supplements, cosmetics, and food additives.