what are the signs and symptoms of a food allergy?
['tingling or itching in the mouth.', 'a raised, itchy red rash (hives) – in some cases, the skin can turn red and itchy, but without a raised rash.', 'swelling of the face, mouth (angioedema), throat or other areas of the body.', 'difficulty swallowing.', 'wheezing or shortness of breath.', 'feeling dizzy and lightheaded.']