Chicken skin refers to keratosis pilaris in medical terms, and Vitamin A cream can usually remove keratosis pilaris. 1. Keratosis pilaris is generally caused by heredity, but also related to vitamin deficiency, metabolic disorders and other factors, the patient’s skin will appear chicken skin-like appearance, commonly known as chicken skin. Vitamin A cream can promote epidermal cell differentiation, the effect of removing keratin plugs, so it has a better effect on perifollicular keratosis. 2. Retinoic acid cream is suitable for acne vulgaris, keratosis pilaris, furunculosis and other diseases, some patients may have adverse reactions such as skin erythema, flaking, and burning sensation after using the medicine. It is contraindicated in pregnant women, lactating women and those who are allergic to this product. Take care to avoid contact with the skin of the eyes. If you want to remove keratosis pilaris, it is recommended to go to a regular hospital, standardized treatment under the guidance of the doctor, do not unauthorized use of drugs.