Doctor's Best trans-Resveratrol 200 with ResVinol-25, a proprietary extract providing concentrated levels of polyphenols and trans-resveratrol from red wine matrix and the root of the Japanese knotweed (Polygonum cuspidatum) plant. Resveratrol exists in both trans- and cis-forms. However, published research suggests that only the trans- form has valuable biological activity.
$17.28
