5-HTP: benefits by goal, the dosage that worked, and the supplements ranked
What the 33 human studies of 5-HTP we graded show for each goal, the dose that worked, and the products that hold it. This page is educational, not medical advice.
5-HTP benefits, by goal: what the studies show
MembersThe top 1 of 1 goals
5 of these 33 human studies gave 5-HTP by drip, not by mouth.
| Goal | What the studies show | Studies | Dose that worked |
|---|---|---|---|
| Mood | 33 |
5-HTP supplements, ranked by the human studies
MembersThe top 1 of 1
5-HTP dosage: how much per day
The dose that worked in the studies, and the upper limit
The studies taken by mouth that showed an improvement gave 50 to 300 mg a day.
Biohacker panel
MembersWhat our 10 biohackers say about 5-HTP
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Our articles on 5-HTP
- Supplement and Medication Interactions You Should KnowArticle · Oct 20, 2026
- Joe Rogan's Supplement Stack, Reviewed: What He Takes, What It Costs, and What the Evidence SupportsArticle · Sep 27, 2026
- What Supplements and Vitamins Should Not Be Taken TogetherArticle · Sep 7, 2026
Questions people ask
MembersAnswered from the figures on this page
What is 5-HTP good for?
Answer for members.
How much 5-HTP per day?
Answer for members.
Can I take 5-HTP with my meds?
Answer for members.
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Educational, not medical advice. Figures come from the human studies on PubMed we have graded; a study counts for a form when it names the form it used. Updated as new studies arrive. How we grade →