Quick answer: Boron at 10 mg a day raised free testosterone in a small one-week study. Wild yam's diosgenin cannot be converted into hormones by the human body, and sarsaparilla has mainly lab research.
Boron
A small study found 10 mg a day for a week raised free testosterone in healthy men. The adult upper limit is 20 mg a day (NIH ODS).
Wild yam
Diosgenin is a raw material labs use to make hormones, but the body cannot do this conversion itself.
Sarsaparilla
A traditional tonic with mostly lab studies on inflammation.
See the full ingredient page.
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General information, not medical advice. HoneyPower is a dietary supplement and is not intended to diagnose, treat, cure or prevent any disease.