VEGAN CAPSULES/NEUROTRANSMITTER SUPPORT: 5-HTP is the intermediate metabolite between the amino acid L-tryptophan and serotonin.TYPICALLY USED AS A SLEEP SUPPLEMENT/SUPPORTS POSITIVE MOOD AND RELAXATION: 5-HTP supports the production of serotonin in the brain and central nervous system, serotonin can impact sleep, mood, appetite, and body temperature.CERTIFICATIONS/CLASSIFICATIONS: Dairy Free, Egg Free, Kosher, Made without Gluten, Non-GMO, Nut Free, Soy Free, Vegan/VegetarianGMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).Packaged in the USA by a family owned and operated company since 1968Product Description: 5-HTP, the intermediate metabolite between the amino acid L-tryptophan and serotonin, is extracted from the seed of an African plant (Griffonia simplicifolia). This dietary supplement is typically used as a sleep supplement and supports a positive mood and relaxation.* 5-HTP supports the production of serotonin in the brain and central nervous system, serotonin can impact sleep, mood, appetite, and body temperature.* Natural color variation may occur in this product.