5-HTP
5-hydroxytryptophan / Griffonia extract · Sleep
LimitedLittle human data, early, small, or narrow.
The direct serotonin precursor, sold for mood, sleep and appetite.
What the evidence says
Small old trials on depression and appetite; sleep data is thin.
What studies used
Trials commonly use 50-300 mg per day.. Evening for sleep; with meals for appetite..
Reported from published studies and product labelling — a record of what was used in research, not a recommendation. What is right for you is a conversation with a clinician.
Watch out for
- Never combine with antidepressants, tramadol or MAOIs (serotonin syndrome)
- Nausea is common
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