The scientific name for chicken skin on the arms is perifollicular keratosis pilaris, and it can be treated with medication, non-medication therapy, and so on. 1. Mild chicken skin can be used externally to soften the keratinizing ointment, such as urea Vitamin E cream, tazarotene ointment and so on. 2. Heavier chicken skin can be treated with retinoids orally, such as viamin capsules, isotretinoin soft capsules, etc. When taking such drugs, you can apply moisturizing cream to keep the body moist. 3. Non-pharmacological therapy refers to the use of loofah, scrubs with exfoliation effect of the items to remove chicken skin, it is best to take a bath first to soften the chicken skin soak and then operate. Patients with chicken skin should pay attention to care, usually to diligently use body lotion to keep the body moist, it is best to eat more food rich in vitamin A, such as fish, animal offal, carrots and so on. All of the above drugs need to be used under the guidance of a doctor.