2. During the period of getting urticaria, it is recommended not to eat food that is easy to cause allergies. Such as kiwi fruit, mango, pineapple and other foods with more histamine analogy should not be eaten. Secondly, try not to eat some foods containing high protein, such as beef, mutton and seafood. In addition, some foods with additives such as dried salted fish and ham sausage are not recommended.