John Westfield

I'm a lifelong cooking enthusiast with a special love for strange and underused ingredients. I hope this blog helps open your mind to more of the wonderful edible treasures around us.

Does tofu affect 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). This of course begs the query “Does tofu lower testosterone?” Another …

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