L-Tryptophan
An essential amino acid and serotonin/melatonin precursor.
Educational only — not medical advice. BodEvo summarizes research cautiously and labels estimates as estimates. Talk to a physician or registered dietitian before starting any supplement, diet, or training program.
What the evidence says
Modest sleep evidence; food sources usually suffice.
Typical dose & timing
Dose: Per label, evening; also found in protein foods.
Timing: Evening.
Role in a stack
Sleep precursor amino.
Redundancy check: Protein foods already provide tryptophan.
Cautions & safety
Interacts with serotonergic medications — use caution and clinician input.
Medication-interaction caution. Educational only — not medical advice.
Best for
sleep interest
Use it in the app: open the Supplement Library and Stack Builder — free, local-first, no account required.