Body fat grains, or milia, generally do not require treatment and can be removed by medication or physical means when aesthetically desirable. Corns belong to benign lesions, which are tiny cysts formed on the skin or skin appendages. They are benign lesions and usually have no self-conscious symptoms and usually do not require treatment. 1. If the patient exists treatment requirements, it can be treated by using retinoic acid drugs, such as adapalene gel, etc., but individual differences are large. 2. In addition to medication, physical methods such as electrodesiccation and laser ablation can also be used to remove milia, and the wound needs to be kept dry after treatment, and usually heals in 2~3 days. The above medications should be used under the guidance of a doctor, and those who need treatment should go to the hospital for treatment. Please do not squeeze the skin by yourself to avoid skin breakage or secondary infection.