People with rough skin should first smoke less and not drink carbonated drinks and coffee often, such as strong tea, cola and coffee. Eat less spicy food such as onion, garlic, ginger, leek and pepper; Allergic foods such as shrimp, crab, Chinese cabbage, ginkgo biloba and strawberry, such as shrimp, crab, Chinese cabbage, ginkgo biloba and strawberry. Eat more foods rich in protein: beans, eggs, milk, meat, pigskin, pasta and so on. Eat more foods rich in vegetable oil such as carrots, pumpkins, whole grains and animal offal, and eat less animal oil; Eat more vegetable oil and beauty when eating; Finally, it is necessary to reasonably supplement inorganic salts and trace elements, and eat more foods with moisturizing and beautifying effects such as sesame, soybean, walnut, red dates, honey, peanuts and longan.