Hermetica Superfood Encyclopedia
Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.
Review flags: AWAITING_SEMANTIC_VALIDATION
5-Hydroxytryptophan (5-HTP) is an amino acid derivative that directly converts to serotonin in the brain, bypassing the rate-limiting enzyme tryptophan hydroxylase. This mechanism makes 5-HTP more effective than L-tryptophan for increasing central nervous system serotonin levels.
Reported Benefits (Provisional)
Origin & History
5-Hydroxytryptophan (5-HTP) is a naturally occurring amino acid derivative and chemical precursor to serotonin. It is extracted from the seeds of the African plant Griffonia simplicifolia. The extraction process involves isolating and purifying the compound to ensure high potency and efficacy.
Research Narrative (Provisional)
Various randomized controlled trials (RCTs) have shown 5-HTP's efficacy in mood disorders and sleep improvement. Meta-analyses support its role in serotonin synthesis, though more large-scale studies are needed.
Preparation & Dosage
Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.
Nutritional Profile
- 5-HTP is a direct precursor to serotonin. - Contains no calories, fats, or carbohydrates. - Typically available in 50-100 mg capsules.
Reported Mechanism (Provisional)
5-HTP crosses the blood-brain barrier and converts directly to serotonin via aromatic L-amino acid decarboxylase, bypassing the rate-limiting tryptophan hydroxylase enzyme. Increased serotonin activates 5-HT1A, 5-HT2A, and 5-HT7 receptors involved in mood regulation. Additionally, serotonin converts to melatonin via N-acetyltransferase and hydroxyindole-O-methyltransferase in the pineal gland.
Clinical Narrative (Provisional)
Randomized controlled trials with 50-100 participants show 5-HTP (100-300mg daily) reduces depression scores by 43-68% compared to placebo over 4-6 weeks. Sleep studies demonstrate 200mg 5-HTP increases REM sleep duration by 25% and reduces sleep latency by 15 minutes. Weight loss trials found 300mg twice daily reduced caloric intake by 10% and body weight by 3-5% over 12 weeks. Evidence quality is moderate, with most studies being small-scale and short-term.
Also Known As
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