Bulbine Natalensis
Supplement
A supplement mentioned by Andrew Huberman that can dramatically increase testosterone and free testosterone, but causes testicular pain and crashes after a short period.
Mentioned in 2 videos
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Videos Mentioning Bulbine Natalensis

How to Learn Better & Create Your Best Future | Tim Ferriss
Andrew Huberman
A supplement mentioned by Andrew Huberman that can dramatically increase testosterone and free testosterone, but causes testicular pain and crashes after a short period.

The Science of How to Optimize Testosterone & Estrogen
Andrew Huberman
A substance with scientific data for increasing testosterone in rats and some human evidence from sponsored research, but associated with liver toxicity concerns.