Some say its health food and should be consumed regularly, even supplemented, others say its dangerous – hide the children, lock the doors and protect yourself from the soy!!!!
Lets look at the recent literature about soy. Soy contains phyto-estrogens, which are the plants hormones that are molecularly very similar to human hormones. They can bind weakly to estrogen receptors in the body. For people with estrogen-sensitive tumors (e.g. some breast cancers of prostate cancer) its not such a good idea to have these receptor sites over-stimulated.
Menopausal women who have ovaries, which no longer produce the estrogen they once did, may benefit from this hormonal boost. Read more.
By Charles Poliquin