The efficacy and effects of melatonin tablets are twofold: i. Melatonin tablets have an antioxidant effect. Second, melatonin tablets have the effect of improving sleep. The current application of melatonin tablets is mainly in the people with sleep disorders, insomnia, melatonin tablets can effectively shorten the time to fall asleep, reduce the time of light sleep, increase the time of deep sleep, improve the quality of sleep, and after waking up can maintain a more awake state. In addition, melatonin tablets can effectively antioxidant, reduce DNA damage, reduce lipid peroxidation and protein peroxidation, and have anti-aging effects. Therefore, melatonin tablets are increasingly valued by patients and clinicians.