Pure Encapsulations Melatonin 3mg 60 CapsulesMelatonin 3mg Promotes the bodys natural rest wake cycle Melatonin is a hormone produced by the pineal gland, which regulates the body's rest wake cycle. Melatonin's primary role is the regulation of the body's circadian rhythm, endocrine secretions, and rest patterns. Studies indicate that it facilitates the onset of rest as well as rest efficiency. Research has shown that melatonin supplementation assists in resetting the body's rest wake cycle, an