Face allergy, can not eat food as follows: 1, avoid eating suspicious food that may lead to allergies, such food needs to be carefully observed in ordinary life, once found should be avoided; 2, high protein food as far as possible not to eat, such as silkworm chrysalis, scorpions, grasshoppers, golden cicada and other foods, because the protein has a highly allergenic effect; 3, seafood food should also be avoided, the consumption of seafood leads to allergies. There are many cases of allergies caused by seafood, and the proteins in seafood also have certain allergenic effects; 4. Facial allergies are recommended to go to the hospital to do allergen screening tests to find the specific substances that cause allergies and avoid them in future life, or to carry out desensitization treatment so as not to be bothered by facial allergies and to diversify the food to help ensure a balanced diet.