Secondly, this time also need to pay attention to avoid is to eat food containing food additives, at this time need to urticaria patients to pay attention to is to avoid eating cookies, soft drinks, cold drinks, candy, pastries, bread, beer and so on the food, it is because of these foods contain a lot of artificial coloring, preservatives, yeast and so on the ingredients, at this time need to be in the diet is not to eat food containing additives, need to eat the food. The first thing you need to do is not eat food containing additives, but eat fresh food without additives.