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 formulation uses authentic Masqueliers grapeseed extract. which was developed in 1947 and has undergone extensive scientific study and validation in the decades since. This blend also provides standardized trans-resveratrol. the polyphenol in red wine that has so many health benefits and helps promote longevity.