L-Tryptophan

Category: amino-acid

Aliases: Tryptophan supplement

Pharmacological Mechanism

Essential aromatic amino acid — precursor to serotonin (via tryptophan hydroxylase + AADC) and melatonin (via SNAT + HIOMT). Sleep + mood supplementation; competes with other large neutral amino acids for BBB transport, so empty-stomach + carb dosing improves CNS uptake.

Half-Life (t½)

PO: 2h

Dosing Guidelines

• PO: Typical 1000mg (Range: 500 - 5000 mg)

Target Organ Systems

• nervous
• endocrine