Tongkat ali
Herbal supplement used for libido and free testosterone
Southeast Asian root extract at a few hundred milligrams a day, used for libido, energy and free testosterone. Human trials exist but are small and mostly short. Taken late it disrupts sleep for some people, and product quality across brands varies a lot.
Who backs it
Sorted by strength of stance
- Andrew HubermanDoes it
Neuroscientist · Huberman Lab
Daily for free testosterone and libido, though he warns it can interfere with sleep if taken too late in the day.
Source: Huberman Lab: Hormone optimisation episode
Aimed at the same thing
Other entries filed under energy or fitness.
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Supplement entry · notes paraphrased from cited sources, quoted excerpts copied from the transcript they link to. Not medical advice. Not affiliated with, endorsed by, or reviewed by anyone listed. How this works.