GNC Melatonin 5 mg is a vegetarian-friendly supplement designed to naturally support restful, restorative sleep by providing the same hormone your pineal gland produces to regulate your sleep–wake cycle. Each tablet delivers 5 mg of clinically studied melatonin, helpful for those experiencing irregular schedules, travel-related disruptions, or sleep disorders, as it supports circadian rhythm balance and promotes better overall sleep quality. Melatonin plays a key role in nighttime relaxation, with receptors throughout the body—including the brain, retina, immune cells, and various organs—contributing to benefits such as improved sleep, reduced oxidative stress, immune modulation, and normal cell division. Ideal for individuals seeking a safe, natural sleep aid, GNC Melatonin 5 mg helps you fall asleep more easily and wake feeling refreshed.