Acne marks are divided into red acne marks, dark brown acne marks and scar-type acne marks. The main methods of treating acne marks are fruit acid peeling, filling method, pulsed light, laser resurfacing, micro-needle radiofrequency treatment, physical grinding technology, hydroquinone, chemical resurfacing, arbutin cream, glucocorticoids, etc. Different types of acne marks are suitable for different therapies, and if the acne marks obviously affect the appearance, it is recommended to go to the dermatology department of a regular hospital for treatment. .