5-HTP Pharmaceutical Grade Supplement - 50 Mg, 60 Capsules - Endorsed by Bestselling Author of 5-HTP: Nature's Serotonin Solution, Dr. Ray Sahelian, M.D
5-HTP (5-hydroxy-l-tryptophan) is a natural supplement that converts in the brain into serotonin. Serotonin is an important brain chemical involved in mood, behavior, appetite, impulse control, and sleep. 5-HTP easily crosses the blood-brain barrier. At Physician Formulas, we use the highest quality 5-HTP and we test it by HPLC to make sure it is pharmaceutical grade of the purest material available on the market. Dr. Sahelian personally vouches for the accurate chemical purity of this 5-HTP product.