Introduction of melatonin, a raw material for sleep aid Melatonin is known for its main function of improving sleep quality (dosage 0.1~0.3mg), shortening the awakening time before going to bed and falling asleep, improving sleep quality, significantly reducing the number of awakenings during sleep, shortening the light sleep stage, prolonging the deep sleep stage, and decreasing the wake-up threshold the next morning. There is a strong function of adjusting the time difference. The most important feature of melatonin is that it is the most powerful endogenous free radical scavenger ever discovered. The basic function of melatonin is to participate in the antioxidant system and prevent oxidative damage to cells. In this regard, its efficacy surpasses all known substances in the body. The latest research proves that MT is the commander-in-chief of endocrine, which controls the activity of various endocrine glands in the body. Thus indirectly controlling the functions of our…