Most of the darkened scars after blemish removal can be recovered, and the phenomenon belongs to post-inflammatory hyperpigmentation. The darkening of scars after blemish removal is due to pigmentation caused by skin self-repair and inflammatory reaction, resulting in localized darkening from the appearance, which usually returns to normal gradually after 3~6 months. Although the darkening can be recovered after removing spots, it is necessary to take good care of the corresponding work during the recovery period, especially the sun protection work, must avoid direct sunlight, go out to do a good job of sun protection. Secondly, avoid the use of irritating skin care products, you can also eat more food rich in vitamin C to help its skin antioxidant and promote melanin metabolism. Most of the darkened skin can be recovered after removing spots, if it can not be recovered for a long time, it is recommended to go to the hospital in time and take standardized treatment according to the doctor’s prescription.