1, eat more fresh and light chlorophyll, and eat more black foods such as pork liver, lean meat, beef, black sesame seeds and black beans. 2, eat less irritating foods, such as wine, peppers, raw garlic and so on. 3. Eat less mutton, fat and seafood. 4。 Eat less foods rich in vitamin C, such as tomatoes, hawthorn, bayberry and other carbonated drinks.

Eat less spicy foods such as wine, peppers, raw garlic, mutton, fish and shrimp, and fruits rich in vitamin C such as oranges, oranges, grapefruit, kiwi fruit, tomatoes, hawthorn and bayberry.