L-Tryptophan

Benefits and Features

This essential alpha-amino acid helps make proteins and brain-signaling chemicals like the neurotransmitters serotonin and melatonin.^†

Detail Overview

L-Tryptophan is an essential alpha-amino acid that is a precursor to the neurotransmitters serotonin and melatonin. Supplementation with tryptophan has been shown in numerous clinical trials to be safe, well-tolerated, and supportive of well-being, calmness, relaxation, sleep, and appetite control.^† For best results, take tryptophan on an empty stomach, or with a small serving of carbohydrates.

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