The black marks left by acne may be the pigmentation left during the inflammation, the more commonly used removal methods are daily care, medication, laser treatment and chemical peeling treatment. 1. Daily care: usually need to do a good job of care, such as strict sunscreen, hydration and moisturizing; diet should be light, avoid spicy and stimulating, sweet and greasy food; at the same time to ensure that enough sleep, do not stay up late and so on, is conducive to acne marks subside. 2. medication: you can also follow the doctor’s instructions to use vinpocetine cream, arbutin and hydroquinone cream and other drugs to smear, help to lighten the acne marks. 3. Laser treatment: you can go to the regular hospital for laser treatment, through this treatment can effectively destroy the pigment particles under the skin, and at the same time stimulate collagen regeneration, so as to improve the problem of acne marks. 4. Chemical peeling: such as fruit acid or salicylic acid skin resurfacing treatment can effectively lighten pigmentation, promote skin metabolism, stimulate skin collagen regeneration, so as to improve the black marks left by acne. It is recommended that patients who wish to undergo treatment go to a regular hospital and follow the advice of a specialist to adopt a suitable treatment plan.