There are many ways to remove black acne marks, such as chemical peeling, medication and laser treatment. 1. Chemical exfoliation: Different concentrations of fruit acids are often used to act on the surface layer of the skin, causing different levels of controlled damage to the skin, thus inducing the reconstruction of the surface layer of the skin and dermal structure, and playing a therapeutic role, so as to achieve the purpose of improving black acne marks. 2. Medication: medication can be used as prescribed by the doctor to apply topical medication, such as Vitamin A acid, arbutin, hydroquinone, etc. The medication can improve the phenomenon of localized deposition, thus achieving the purpose of improving black acne marks. 3. Laser treatment: common such as intense pulsed laser, Q-switched ruby laser, etc., can selectively destroy melanin particles through the photothermal effect of laser, so that it can be metabolized through the lymphatic, so as to achieve the purpose of removing black acne marks. There are many ways to remove black acne marks, it is recommended that patients go to the hospital in a timely manner, under the guidance of the doctor to apply standardized treatment, not to be used indiscriminately, so as not to lead to adverse consequences.