After a child is diagnosed with allergic purpura, parents often worry about whether they need to avoid eating, what they can and can’t eat, and how long they should avoid eating, each one has a different opinion. The first thing that parents need to know about allergic purpura is that it is caused by food allergy. Although the name is called allergic purpura, but most of them are not caused by allergies, but various fine m, virus, mycoplasma and other infections induced. Although some children may be triggered by food or exposure to chemicals, the food or item that triggers it varies from child to child. Therefore, it is unscientific and undesirable to avoid eating without analysis, especially controlling all protein diet for a long time. On the one hand, it’s not a good idea to take advantage of all kinds of foods, on the other hand, children are in the critical period of growth and development, long-term taboo, especially to expand the variety of taboo food is not good for children. The purpura is like some protective forces in the body fighting with various foreign invaders, and finally damaged the home, affecting the blood vessels inflammation and disease. The foreign invaders may be infections, vaccinations, and of course unclean food or food allergies. Therefore, each child should be specifically ranked for different triggers before the onset of the disease and treated differently. Just like we have just quarreled, fought, emotional, do not provoke each other with stimulating language or behavior, in the early stage of purpura avoid eating children allergic to fish, shrimp, eggs, milk, shrimp, crab, seafood and other foods, some children may also be allergic to nuts, should also be controlled, avoid eating raw cold apples, tropical fruits such as mango, pineapple, other foods depending on the child’s previous allergy history. Other foods may vary depending on the child’s previous allergy history.