Chicken skin, also known as keratosis pilaris, hyperpigmentation caused by keratosis pilaris can be removed by laser methods or medication. The most effective way to remove hyperpigmentation of localized skin due to long-term keratosis pilaris is to use a laser. The commonly used fractional laser uses the appropriate frequency to irradiate the hyperpigmented area, and the hyperpigmented cells are broken down and absorbed to achieve the purpose of removing the hyperpigmentation. In addition, topical medications can also be used to improve hyperpigmentation. Commonly used topical medications include retinoic acid cream, salicylic acid cream, and so on. Keratosis pilaris hyperpigmentation recommend timely medical treatment, standardized treatment under the guidance of a doctor, the above treatment methods need to be carried out in accordance with the doctor’s instructions; usually pay attention to sunscreen, pay attention to replenish a variety of B vitamins, eat more vegetables and fruits and carotene.