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Is maca root safe? How effective is it for boosting testosterone? Suggested amount per day?

1 doctor weighed in
Dr. George Klauber
Pediatrics - Urology

In brief: Probably safe but ?

Dr gonzalez in journal of endocrinology vol 176(1), jan 2003, p163-8, reported a double blind, randomized, placebo controlled trial of 56 men demonstrated no effect on sex hormone, including testosterone, levels.
Has been reported to have beneficial effects on mood, energy ; libido but evidence is tentative. Celery ; oysters are probably just as good ; probably taste better.

In brief: Probably safe but ?

Dr gonzalez in journal of endocrinology vol 176(1), jan 2003, p163-8, reported a double blind, randomized, placebo controlled trial of 56 men demonstrated no effect on sex hormone, including testosterone, levels.
Has been reported to have beneficial effects on mood, energy ; libido but evidence is tentative. Celery ; oysters are probably just as good ; probably taste better.
Dr. George Klauber
Dr. George Klauber
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