PURPOSE The diet is individually tailored to omit those foods that cause an immediate or delayed allergic reaction. description The diet may be recommended once a recognized relationship has been established between a particular food or foods and a symptomatic reaction. Common signs and symptoms of food allergies include skin reactions (itching, erythema, hives, eczema, edema) or reactions of the gastrointestinal tract (vomiting, diarrhea, abdominal pain). Systemic anaphylactic reactions...