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In medical research circles, soy is hot. It has been ever since scientists started noticing that Asians, who suffer from far less cancer and heart disease than Americans, eat soy the way Americans down burgers and fries (supersize that, please.)
Could there be a connection?
Chemically speaking, soy is unlike any other food. It's a complete protein, a claim no other edible plant can make. More importantly, it's chock-full of isoflavones, compounds that behave like estrogens in the body. That's where things get interesting _ and complicated.
A clear picture of soy's power to do good or ill has yet to fully emerge, but here's what researchers have uncovered so far:
_Blood cholesterol level. Here soy's credentials are "beyond dispute," according to David Schardt, a nutritionist with the Center for Science in the Public Interest in Washington, D.C. Although soy can't match the effect of the drugs known as statins that are widely prescribed to lower cholesterol levels, Schardt said its impact is "significant."
Provided, that is, that you eat enough of it. The FDA claims that 25 grams _ or four servings _ of soy a day are required to ...
Source: HighBeam Research, Scientists search for definitive answer on soy benefits.(Knight...