What is a food allergy?

Immunologic response: A food allergy is a specific immunologic response that your body has to a food that can lead to various symptoms. This is different from a food intolerance, such as excess gas, nausea or diarrhea.

If you don't look...: If you suspect specific foods that trigger itching, hives, throat swelling, intestinal cramping, diarrhea, dumping syndrome.And loss of consiousness by dropping you blood pressure you have a food allergy. This situation is very common and it would help to have allergy skin testing to figure out which ones they are.