Fatty grains are generally referred to as milia, and milia under the eyes are related to excessive oil secretion, hidradenitis suppurativa, acne, etc. They can be treated with needle picking, medication or physical therapy. 1. Excessive oil secretion: when the cornu rashes under the eyes are caused by excessive oil secretion, you can use a sterile fine needle to directly pick open the cornu rashes to squeeze out the pus inside, do a good job of disinfection and cleanliness, and usually pay attention to eye hygiene. 2. Sweat duct tumor: pimples under the eyes may be sweat duct tumor, which can be treated by laser ablation or electrolysis, chemical peeling and other physical ways. 3. Acne: Pimples under the eyes may be acne, which can be improved by topical application of retinoic acid cream or benzoyl peroxide gel. When the papules under the eyes are more serious, you can first go to a regular hospital, by the doctor according to the actual situation of the corresponding treatment program, the use of drugs need to be guided by the doctor.