DOUGLAS LABS - Brain Mood - 60 Capsule(s) - NPN: 80027555 -- Brain Mood is a blend of several ingredients, including L-5-Hydroxytrytophan (5-HTP), used to aid in sleep. 5-HTP modulates the formation of the key neurotransmitter serotonin in the brain, which is used as a precursor to form melatonin, the hormone respo