Melatonin is a hormone that has been shown to play an important role in regulating the body's natural arousal cycle (circadian rhythm). Melatonin levels increase with decreasing light levels, and based on this, it plays an important role in regulating sleep quality in people with insomnia.
Melatonin is a hormone secreted by the body at night as a dietary supplement, and its main role is to help people with sleep problems, but it can also be used to adjust jet lag. Melatonin is a hormone produced in nature by the pineal gland of the brain, and its release is similar to the circadian cycle of the body, with the highest levels produced at night.
Melatonin is a hormone that can play an important role in sleep and the immune system, since light inhibits its production and darkness promotes it, melatonin also regulates the body's clock, reasonable supplementation of this hormone can help people sleep, shorten the number of nighttime awakenings, improve sleep quality, regulate immunity and delay aging.

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