Swanson, Grape Seed Extract, Standardized, 500 mg, 60 Capsules

Antioxidant Support Herbal Supplement Potent Antioxidant Support for Free Radical Protection Standardized Extract Guaranteed to Deliver 90% Polyphenols Science-Backed Quality Since 1969 You may have read the studies linking wine consumption with good heart health. But did you know it could be a lot easier (though perhaps not as much fun) to get antioxidants for your heart with Swanson Grape Seed Extract? Grape seeds have compounds known as polyphenols, considered among the most potent free radical fighters known. We've standardized our extract from California grapes to deliver a guaranteed potency of 90% polyphenol concentration.