If hives are not caused by food, patients can eat tofu, which is relatively rich in nutrients and very beneficial to the organism. Patients can eat potatoes, cabbage, beans, cucumbers, tomatoes and other seasonal vegetables, and also eat fresh fruits, including apples, bananas, oranges, pears and so on, which are rich in vitamins and very beneficial to the health of the organism. After suffering from hives, you must avoid spicy and stimulating food, do not drink alcohol, do not eat seafood, because these things can sometimes aggravate the symptoms of hives. The key to preventing hives is to avoid triggering factors, stay away from allergens, and actively treat the original disease, for example, if it is caused by bacteria, treat the disease, if it is caused by internal parasites, exclude parasites, and if it is caused by medication, stay away from such medication.