Natural Balance HTP.Calm offers you with a cutting-edge, mood-enhancing formula that features a standardized extract of St. John's Wort and other therapeutic ingredients designed to relax the body, promote sound sleep and induce a positive wellbeing.This product contains potent blends of herbal extracts derived from the following ingredients: Gotu Kola, Passion Flower, Kava-Kava, St. John's Wort and 5-HTP.5-HTP is a precursor to serotonin, the brain's main calming neuro-transmitter.Kava-Kava, Gotu Kola and Passion Flower promotes proper emotional balance and mental clarity.Benefits:Relaxes and soothes the nerves.Supports healthy nervous system function.Supports brain health and function.