Rough skin can be improved by the following aspects: 1, drink more water, as water has the function of promoting the discharge of body wastes and can fully cleanse the body and skin, so try to drink more than 2000ml of water every day. 2, need to eat more vegetables, fruits and meat rich in vitamin A, vitamin C and vitamin E. The bitter almond is rich in vitamin E, so try to eat more, supplement vitamin A and vitamin C try to eat more oranges, oranges, watermelon and other fruits. 3, patients also need to ensure good rest and sleep, so that the skin gets a good rest.