Acne marks are pigmentation left after the recovery of acne inflammation, laser can remove acne marks, but not all lasers can be used to remove acne marks, you need to choose the right laser treatment. Laser acne is the use of laser photothermal effect selective instantaneous burst melanin, and then through the body metabolism discharge, so as to achieve the effect of acne marks, usually need multiple treatments, commonly used for melanin laser intense pulsed light, Q, picoseconds and so on. In addition to laser treatment should also pay attention to daily sunscreen, moisturizing care, to ensure adequate sleep, etc. have to pay attention to the recovery of acne marks. It is recommended to go to a regular hospital for treatment in time after the appearance of acne marks to avoid adverse reactions.