Thursday, December 15, 2005

Soy and fertility report

apparently soy contains a chemical that kills sperm

A natural chemical found in soy, tofu and legumes can potentially damage sperm and lower men's fertility, Reuters reports of new research from King's College London.

The plant chemical, genistein, mimics the effect of the female hormone estrogen and in turn affects sperm in laboratory mice. Tests in humans have shown an even stronger impact than in the rodents. Research leader Lynn Fraser found in lab tests that small amounts of genistein can cause human sperm to "burn out" and lose fertility, reports Reuters
check out the full article

No comments: