the Stakeholder Panel on Dietary Supplements

Sources of Resveratrol ▪ Resveratrol is a phytoalexin produced by many plants in response to injury or, when under attack by pathogens. ▪ Dietary sources of resveratrol include peanuts, cocoa, grapes, and Vaccinium species such as blueberries, raspberries, cranberries, bilberries, and mulberries. ▪ Other sources include knotweed ( Polygonum cuspidatum ) and pine trees. ▪ Resveratrol has also been synthesized.

Dietary Levels of Resveratrol • Levels of resveratrol in food are low but highly variable. • Dark berries & red wines are highest in resveratrol. • Red wines contain from