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Resveratrol Polyphenol found in grape skins and wine as well as in other foods such as peanuts, blueberries and cranberries. It is believed to be the source of wine's health benefits; studies have linked resveratrol with improved heart health and endurance as well as reduced risk of age-related degeneration, Alzheimer's disease, arthritis, blindness, cancer, obesity and type 2 diabetes.

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