Gluten Free Non-gmo Le Certified Dietary Supplement Polyphenol Blend What Is Grapeseed Extract? The Grapeseed Extract formula contains healthy compounds found in grapeseed and skins, including polyphenols such as proanthocyanidins. Grapeseed extract has been shown to help support cardiovascular health, and its compounds are potent free-radical scavengers, helping guard against oxidation. This blend also provides standardized trans-resveratrol, the polyphenol in red wine that has so many health benefits. Grapeseed Extract Benefits Supports cardiovascular health Helps maintain already-healthy blood pressure and heart rate Promotes healthy cell division Provides antioxidant protection