Vitamin C (as ascorbic acid), niacin (as niacinamide), vitamin B-6 (as pyridoxine HCI and pyriodoxal-5-phosphate), vitamin b-12 (as methylcobalamin), L-Tyrosine, 5-HTP (5-hydroxytryptophan), Rhodiola (rhodiola rosea) root, cellulose (capsule), dicalcium phosphate, vegetable stearate, tricalcium phosphate.