1, fresh fruits and vegetables rich in vitamins, or taking vitamins C and B, or B6 in group B.

2. Eat more alkaline foods, such as grapes, green tea, kelp, tomatoes, sesame seeds, cucumbers, carrots, bananas, apples, oranges, radishes, mung beans and coix seeds.

In addition, urticaria should not eat hair, such as:

1. Try to avoid fish, shrimp, crabs and irritating food when no possible inducement is found. Such as shrimps and crabs, oysters, sea clams, soft-shelled turtles, hairtail, eels, pig's head meat, roosters, beef and mutton, mushrooms, bamboo shoots and shiitake mushrooms. Because these foods are easy to weather and generate heat, it can promote the occurrence of this disease.

2. Avoid eating peppers, peppers, cinnamon, onions, curry, fennel, tobacco and alcohol. Because these foods can help clear away heat and promote blood circulation, induce the occurrence of this disease, and sometimes they can directly become allergens and produce allergic reactions.

3, do not eat fried fatty foods: such as all kinds of fried, fried, smoked and pickled meat products, animal offal, cream cakes, chocolate and so on. Because these foods are easy to produce phlegm fire or gather damp heat, which accumulates in the skin and induces this disease.