Experience the benefits of polyphenols from several unique sources in convenient, quick release capsules. Our formula features various plants extracts rich in beneficial polyphenols, including resveratrol from Japanese knotweed extract. It also provides polyphenols from grape seed and grape skin extracts. Rounding out this diverse formula are blueberry extract, red wine extract, berberine hydrochloride from barberry, and quercetin, a beneficial flavonoid.