Common Nutrient Keeps Flies Sharp into Old Age A diet rich in polyamines, found in fermented soybeans and in wheat germ, has been found to reverse age-related memory decline. Polyamines—which include the graphically named putrescine, cadaverine and spermidine—are small molecules that are essential for cells to survive and grow. But their cellular levels decline with age. Some foods that are popularly considered to have health benefits—such as wheatgerm and fermented soya beans — contain high levels of polyamines. Japanese scientists have shown that natto, a fermented soya-bean product, raises the level of polyamines in the blood in human. --- in Scientific American
Posted on: Mon, 02 Sep 2013 06:34:28 +0000
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