Avoid eating spicy and fishy hair: try to avoid fish, shrimp, crabs and irritating foods without finding possible incentives. Such as oysters, sea clams, turtles, hairtail, eels, pig heads, cocks, beef and mutton, mushrooms, bamboo shoots and mushrooms. Because these foods are easy to weather and generate heat, it can give birth to this disease. Pepper, pepper, cinnamon, onion, curry, fennel, tobacco and alcohol, etc. Because these foods can help to heat and activate the blood and induce the occurrence of this disease; Sometimes it can also become an allergen directly, resulting in an allergic reaction. In addition, there are fish, shrimp, crabs and other seafood. This is also a group of foods that are easy to cause allergies and often cause urticaria.