How resveratrol (in grapes, peanuts and wine) fights fat and disease

Fat and blood-vessel cells respond in their own, distinct ways

By Janet Raloff, 09:05 AM June 23, 2010

Resveratrol, a constituent of grapes, peanuts and certain other plants, can fight the proliferation of fat cells and improve the uptake of sugar from the blood, a pair of new studies show. Their findings suggest mechanisms to explain why grape products, including wine, have developed a reputation as heart healthy, obesity-fighting and beneficial for people developing diabetes.

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