Fountain of Youth, with caveats
Resveratrol helps hearts in mice, but doesn’t reproduce all the benefits of low-calorie diets
By Tina Hesman Saey, 11:09 AM July 3, 2008
A substance found in red wine and touted as the chemical equivalent of the fountain of youth probably acts more like a wellspring of health — with warning signs.
Resveratrol, as the chemical is known, does a pretty good job of mimicking some age-defying effects found in studies of animals on calorie-restricted diets. But the substance doesn’t make animals live longer, a new study shows.
At the same time, boosting levels of a key enzyme thought to be responsible for resv...
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