Chicken skin is known as keratosis pilaris. Keratosis pilaris on the chest can usually be improved by general treatment and medication, but it cannot be cured. 1. General treatment: It is recommended not to scratch with your hands, as scratching may lead to skin infections, or worse, hyperpigmentation. In the process of bathing, you can use some moisturizing shower gel for hydration, at the same time can be appropriate with scrub exfoliation, but not too high frequency. After washing, you can use body milk to moisturize. 2. medication: if keratosis pilaris is more serious, you can follow the doctor’s instructions to be urea, vitamin A cream and other drugs used to improve the keratosis pilaris situation. If you want to treat keratosis pilaris, it is recommended to go to the hospital, a clear diagnosis, symptomatic treatment, the above drugs need to be used in accordance with medical advice.