5-HTP (L-5-Hydroxytryptophan) by Good'n Natural Potency 50 Mg Size 60 Cap Retail Price $13.99 Our Price $9.22 SKU # 5315 Product ID # 33069 You Save 35% Buy Now! Description of 5-HTP (L-5-Hydroxytryptophan) One capsule contains 50 mg 5-HTP, a precursor to serotonin, which is a neurotransmitter involved mood and well-being.   Ingredients of 5-HTP (L-5-Hydroxytryptophan) Supplement Facts Ingredients Amount %DV Vitamin B-6 (as Pyridoxine Hydrochloride) 5 mg 5-HTP (from Griffonia Extract) (Griffonia simplicifolia) (seed) 50 mg Niacin (as Niacinamide) 5 mg Magnesium (as Magnesium Oxide) 25 mg Valerian Root (Valeriana officinalis) 50 mg