Allergy Research Group 5HTP -- 50 mg - 150 Capsules
The amino acid L-5-Hydroxytryptophan (5-HTP) is created from L-Tryptophan in the body, and is a precursor to serotonin and melatonin. Our 5-HTP is derived from a plant source, and is carefully tested to ensure its purity and to guarantee the absence of contaminants.This nutrient is of the highest quality and purity obtainable, free of all common allergens (antigens), and does not contain preservatives, diluents, or artificial additives.