What is melatonin. Melatonin is naturally produced in the body to guide our "sleep-wake" cycle. When the sun sets, darkness signals the brain to produce melatonin, telling our body its time to sleep. Melatonin levels stay elevated to help keep us asleep. When the sun comes up, the light signals the brain to stop making melatonin. Changes in routine, season time changes, and screen-time before bed are some of the many things that can interrupt melatonin production and throw us off cycle. Melatonin supplements can support. Get better rest with melatonin most adults need seven to nine hours of sleep per night, but most people rarely get that amount to support their well-being. Melatonin supplements and vitamins in your night-time routine promotes relaxation, better rest, and you will wake up feeling refreshed melatonin is also a non-habit-forming supplement eternalhealth melatonin helps you rest easy. Melatonin is the natural hormone responsible for your internal clock, letting you know when its time for sleep. Our melatonin tablets are designed to naturally help you fall asleep and improve sleep quality. Simply take one fast-dissolve tablet before bedtime to enjoy, natural, healthy sleep.