Melatonin Precursor Efficacy and Function

Melatonin is the foretophytitude of the melatonin secreted by the human body, which is converted into melatonin under the action of enzymes. The main reason is that melatonin can improve human sleep, especially the sleep of the elderly, melatonin can regulate the sleep cycle. If melatonin decreases, patients' sleep will have certain obstacles. Treatment of melanin.