Soy Milk Facts: Health Benefits, Estrogen & Muscle Gain

Soy milk is a nutrient-dense alternative to cow's milk, but does it really lower testosterone or cause acne? Explore the health benefits and long-term side effects of soy milk for men, children, and infants.

Does Soy Milk Lower Testosterone?

Published Jul,08 2011 | By Beth Greenwood

If you've "got milk" that came from the soybean rather than a dairy cow, you might want to consider the possible hormonal effects. Soybeans contain substances called isoflavones that possess hormonal activity -- especially on estrogen -- but the jury is still out regarding soy's effects on testosterone.