Keratosis pilaris is medically known as perifollicular keratosis, and perifollicular keratosis is generally not completely curable, and can be improved through general treatment, medication and other ways. 1. General treatment: patients should usually do a good job of local skin care, usually try to use mild bathing products, do not use irritating soap to clean the body. Daily should keep the room temperature and humidity appropriate, do not wear tight clothing, reduce the friction on the skin. 2. Medication: patients can follow the doctor’s instructions for external use of retinoic acid ointment and other retinoic acid drugs, to regulate the effect of keratinization; can also be used externally urea ointment, salicylic acid ointment and other keratin softening drugs, to achieve the effect of moisturizing, softening of keratinization. Keratosis pilaris generally do not need treatment, if there is obvious discomfort symptoms or heavy lesions, the patient can follow the doctor’s instructions to choose the appropriate way of treatment, the specific use of drugs need to follow the doctor’s instructions.