Piping Rock Grapeseed Defense supplies a whopping 400 mg of antioxidant nutrition in each quick release capsule!** With health-enhancing botanical compounds called oligomeric proanthocyanidins (OPCs), grapeseed extract is a highly active antioxidant complex. Grapeseed optimizes cardiovascular wellness, supporting heart health, circulation and vascular integrity.** Grapeseed also aids in neutralizing age-accelerating free radicals, making it a smart choice for any anti-aging regimen.** Piping Rock only sources premium-quality grapeseed for this pure, potent supplement -- buy a bottle of Grapeseed Defense 400 mg for yourself and one for a family member!