Allergic patients are often clinically common skin system diseases. The occurrence of such diseases is often related to some eating habits, so what allergic patients should not eat is roughly in the following aspects. First, people with allergies should not eat too spicy and irritating food and some fat, sweet and greasy food, including ginger, garlic and spices such as pepper, spice and anise. However, meat or other fried or barbecued foods are not suitable for allergic patients. Second, some vegetables and fruits are easy to cause allergies, so allergic patients should not use them, for example, it is common in clinic. People with allergies like leek, pumpkin and bamboo shoots should not eat good and evil food. In addition, some mangoes, peaches and pineapples should not be eaten by people with allergies who are prone to allergies. Third, allergic patients should not eat some seafood that is easy to cause allergy, including shrimp, sea fish, sea crabs and other related seafood that should be avoided as far as possible.