Jarrow Formulas 5-HTP - 5-HTP by Jarrow Formulas - 5 HTP

Jarrow Formulas 5-HTP - 5-HTP by Jarrow Formulas - 5 HTP: "Jarrow formulas 5-HTP (5-Hydroxytryptophan) isan extract of Griffonia simplicifolia seeds from coastal West Africa and is verified to be free of the peak X contaminant. Purity is assured by HPLC. 5-HTP is the direct metabolic precursor of serotonin and is importantfor the production of melatonin. 5 HTP by Jarrow Formulas!"