NOW 5HTP with L- Tyrosine (200 mg - 60 caps)NOW 5 HTP with L Tyrosine 200 mg 60 Capsule(s) NPN: 80009864 5 HTP is an intermediate metabolite between the amino acid L tryptophan and serotonin Helps to support healthy mood balance Reduces symptoms of fibromyalgia High Potency 200 mg 5 HTP With synergistic L Tyrosine, Vit B3, and Vit B6 5 HTP, the intermediate metabolite between the amino acid L tryptophan and serotonin, is extracted from the seed of an African plant (Griffonia simplicifolia). 5