Melanin pigmentation on the face of boys usually refers to freckles and so on, which can be removed by general treatment, medication such as hydroquinone cream and laser treatment. 1. General treatment: ultraviolet rays are the most important environmental factor causing pigmentation, so sun protection is especially important. It is necessary to combine physical sunscreen and chemical sunscreen. Physical sunscreen includes staying indoors as much as possible when ultraviolet rays are strong. Going out with an umbrella and a hat; chemical sunscreen means choosing the right sunscreen. 2. medication: usually the treatment is based on local topical drugs that inhibit melanin production, such as hydroquinone cream, arbutin cream, niacinamide, vitamin C, etc., which inhibit the activity of melanocyte tyrosinase and reduce the role of melanin production. 3. Laser treatment: boys face melanin precipitation, you can take strong pulse light, picosecond laser, super picosecond, etc., selective local pigment particles removed. The black pigmentation on the face of the boys, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment. All of the above medications should be used under the guidance of a doctor.