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Showing posts from January, 2013

Is red wine a performance-enhancing drug?

Lance Armstrong’s doping revelation aside, a recent study added controversy to the question of whether quercetin, a red wine-derived substance, can boost athletic performance by boosting testosterone levels. Though it was a test-tube study not backed up by any human subject data, the researchers thought it significant enough to inform the World Anti-Doping Agency. Quercetin has been reported in reputable publications to enhance oxygen uptake and endurance, and since many of these have come out since my review in "Age Gets Better with Wine," so I thought it might be worth another look.
For starters, quercetin is an antioxidant bioflavanoid that can be found in foods other than wine (apples for instance.) It first caught researchers’ attention as a component of red wine, being a possible contributor (along with other compounds such as resveratrol) to the famous “French paradox.” Like other wine-derived compounds, quercetin seems to alter energy metabolism at a cellular level. …