2 doctors weighed in:

Could soy raise estrogen and lower testosterone in men?

2 doctors weighed in
Dr. DeWayde Perry
Integrative Medicine
1 doctor agrees

In brief: Partly

Common question and concern.
I do not know of any reliable research showing soy increases estrogen levels in men. There are case reports of soy isoflavones lowering free testosterone though. Personally, I avoid soy (including lecithin) as much as possible.

In brief: Partly

Common question and concern.
I do not know of any reliable research showing soy increases estrogen levels in men. There are case reports of soy isoflavones lowering free testosterone though. Personally, I avoid soy (including lecithin) as much as possible.
Dr. DeWayde Perry
Dr. DeWayde Perry
Thank
Get help from a real doctor now
Dr. Dennis Higginbotham
Board Certified, Obstetrics & Gynecology
27 years in practice
49M people helped
Continue
111,000 doctors available
Read more answers from doctors