Per 1 capsule: Magnesium Oxide 609 mg GABA (Gamma-Aminobutyric Acid) 100 mg 5-HTP (5-Hydroxytryptophan) 100 mg Melatonin 1 mg Vitamin B1 (Thiamine) 2.2 mg Vitamin B2 (Riboflavin) 2.8 mg Vitamin B3 (Niacin) 32 mg Vitamin B6 (Pyridoxine) 2.8 mg Vitamin B12 3 mcg Excipients.