VALERIAN ROOT EXTRACT: NOW Sleep is a combination of ingredients formulated to help you ease your mind and relax your body so you can drift naturally off into a restful sleep.*PLUS HOPS, PASSIONFLOWER, AND GABA: NOW Sleep uses valerian and hops, two herbs that have been traditionally used to promote a calm relaxed state and support rejuvenating sleep.* GABA is a neurotransmitter normally produced in the brain, where its function is to ease nervous tension.*SUPPORTS RESTFUL, REJUVENATING SLEEP*: NOW Sleep thus relaxes the nervous system to help you enjoy a tranquil night and wake up refreshed and energized in the morning.*GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).Packaged in the USA by a family owned and operated company since 1968..Product Description: NOW Sleep is a combination of ingredients formulated to help you ease your mind and relax your body so you can drift naturally off into a restful sleep.* NOW Sleep uses valerian and hops, two herbs that have been traditionally used to promote a calm relaxed state and support rejuvenating sleep.* GABA is a neurotransmitter normally produced in the brain, where its function is to ease nervous tension.* NOW Sleep thus relaxes the nervous system to help you enjoy a tranquil night and wake up refreshed and energized in the morning.*