Chin acne marks, usually the inflammatory pigmentation left after acne healing, can be improved through general treatment, medication, laser treatment and other ways. 1. General treatment: For patients with mild symptoms of hyperpigmentation, most of them may fade away on their own, during which they can do a good job of sun protection and do not need special treatment. 2. Medication: If the local hyperpigmentation is more serious, you can cooperate with the specialist to use adapalene and other exfoliative drugs, which can play a role in fading the effect of the local color and improve the symptoms of melanosis of the chin. 3. Laser therapy: this is also one of the effective measures for the treatment of localized hyperpigmentation, patients should combine their own situation, with the doctor to choose photorejuvenation, C6, picoseconds and other photoelectric treatment, through the selective photothermal effect of the laser, to lighten the phenomenon of localized hyperpigmentation. It is recommended that patients should cooperate with specialists to give standardized treatment to improve the local appearance, and should not blindly use medication, so as not to have an impact on the body.