Facial spots or plaques are usually formed due to melanin deposition, for the removal of facial melanin, under the guidance of a doctor, through medication or laser means to remove. 1. Medication: patients can use hydroquinone cream to improve facial melanin; they can also use niacinamide with tranexamic acid or niacinamide with arbutin to improve; patients can also take vitamin C or vitamin E orally. 2. Laser treatment: The principle of laser treatment for melanin is to utilize the photothermal effect of laser to blast the melanin under the skin, so as to achieve the effect of removal. For those who want to remove facial melanin, it is recommended to go to a regular hospital in time, under the guidance of a professional doctor to operate the treatment, in order to prevent adverse reactions.