Melatonin 3mg - 120 TabletsPuritan's Pride Melatonin 3mg provides a naturally occurring hormone that plays a key role in the body's sleep wake cycle. Each tablet delivers 3mg of melatonin in an easy to take format, with 120 tablets per bottle for a four month supply when taken as directed. Melatonin is closely involved in regulating the natural sleep cycle and circadian rhythm. The formula is free from artificial colors, flavors, sweeteners, and preservatives, and contains no