How does soy affect your hormones?

Soy is unique in that it contains a high concentration of isoflavones, a type of plant estrogen (phytoestrogen) that is similar in function to human estrogen but with much weaker effects. Soy isoflavones can bind to estrogen receptors in the body and cause either weak estrogenic or anti-estrogenic activity.

Does soy affect men’s hormones?

In contrast to these two case reports, extensive clinical data show that neither soy foods nor isoflavones affect testosterone and estrogen levels in men.

Does soy decrease testosterone?

Some research shows that regularly eating soy products like edamame, tofu, soy milk, and miso may cause a drop in testosterone levels. For example, one study in 35 men found that drinking soy protein isolate for 54 days resulted in decreased testosterone levels ( 3 ).

Is soy good for men?

Make Soy Part of Your Healthy Diet Soy foods can play an important role in the diets of men by providing high-quality protein and healthy fat. Soy protein also supports normal blood cholesterol levels and is a good choice of high-quality, plant-based protein for those wanting to increase muscle mass.

Does soy decrease testosterone in men?

Is soy bad for men study?

Clinical studies show no effects of soy protein or isoflavones on reproductive hormones in men: results of a meta-analysis.

Does soy affect testosterone?

What are the harmful effects of soy?

Soy products are actually not so great, they have a lot of side effects that toxic in the long run. They actually interfere with protein digestion and calcium absorption and leave a lot in the digestive tract. A lot of people use soy products because they think dairy is bad.

What are the side effects of eating soy?

Trypsin inhibitors in soy products interfere with protein digestion and can lead to disorders of the pancreas.

How much soy is too much?

A safe intake of soy isoflavones is between 35 to 55 milligrams per day, advises Penn State College of Agricultural Sciences. The school notes that others suggest a safe upper limit of 100 milligrams per day. Approximately two to three servings of natural soy foods per day is considered safe.