Does Soy Affect Male Fertility

Soy products contain phytoestrogens—estrogen-like compounds that come from plants. A study of 99 men from fertility clinics in Boston concluded that excessive soy intake might decrease sperm concentration.

Why is soy bad for men?

Soybeans are rich in a special class of polyphenol known as isoflavones or phytoestrogens as they are found to mimic the female hormone estrogen. Some experts suggest avoiding soy for men’s sexual health due to the presence of phytoestrogen.

Does soy cause man breasts?

Countries like Japan and Korea consume a lot of soy in their diets. But we never hear of rampant man-boob problems over there. And that’s because there’s no good medical evidence that consuming soy will cause men’s breast tissue to grow.