Patients with vasculitis should pay attention to optimize the diet structure, maintain a light, low-salt and low-fat diet, and keep balanced nutrition. Vasculitis is a group of diseases characterized by inflammation and necrosis of blood vessel walls or perivascular tissues, and vasculitis occurring in different parts of the body can manifest different symptoms. Patients with vasculitis should pay attention to optimize the dietary structure, maintain a light, low-salt and low-fat diet, and take in lean meat, eggs, dairy products, fresh vegetables, fruits, whole grains and other nutrient-rich foods, as well as maintain a balanced nutrition. Vasculitis patients in the diet should also pay attention to avoid eating cold, spicy stimulating, pickled food, such as raw fish, ice cream, chili peppers, sausage, ham, animal offal, etc., the daily cooking advice should be less oil and less salt, quit smoking and alcohol. It is recommended that patients with vasculitis go to the rheumatology and immunology department of the regular hospital in time, and follow the doctor’s instructions for standardized diagnosis and treatment.