Melatonin Tablet is a healthcare product, this product can regulate the human endocrine system, improve immunity; fade darkness and dispel spots; act on the human hypothalamus and pituitary gland, it can promote sleep and improve insomnia; relieve emotions and maintain normal brain functioning; improve depression and anxiety. The adverse effects of this product are not known. It should be noted that it is contraindicated in patients who are allergic to any of the components of this product. Use with caution in patients with autoimmune disorders and in patients with hyperthyroidism. This product is a health product, not a substitute for drugs, and this product is added nutrients, should not be consumed at the same time excessive amounts of similar nutrients. People engaged in dangerous operation industry, do not take it before or during the operation. If you need to use this product, please consult a professional physician and purchase under medical supervision.