A food allergy
A food allergy is a type of immune system reaction. If you have a food allergy, your immune system incorrectly perceives a food protein, or allergen, as an invader and generates antibodies to combat it in an attempt to "defend" your body. Histamine is subsequently released into the bloodstream, where it acts on the eyes, nose, throat, lungs, skin, or gastrointestinal tract, causing allergy symptoms. Food allergy symptoms may include one or more of the following, depending on the severity of the allergy and the amount of allergen consumed: Tingling sensation in the mouth Eczema, hives, or itching Lip, face,…