Recurring acne on the chin may be due to acne, folliculitis, etc. The cause of the disease needs to be clarified and treated symptomatically, and medication can be used on the basis of improving lifestyle. 1. Acne: The cause of the disease is still unclear, and factors such as staying up late and eating a diet high in sugar and fat may trigger the disease. Adapalene gel, fusidic acid cream and other medications can be rubbed externally, and in severe cases, oral isotretinoin can be taken under the guidance of a doctor, in addition to red and blue light irradiation and other photoelectric treatments can also have a certain degree of improvement. 2. Folliculitis: usually due to bacteria, fungi and other pathogens infected hair follicles triggered by inflammation caused by the daily skin cleaning on the basis of the doctor’s guidance can be applied locally under the guidance of mupirocin ointment and other medication. The next step is to make sure that you have a good understanding of the situation, and that you have a good idea of what you are getting into.