Some symptoms of wheat intolerance or allergy include itchy rashes on the skin, difficulty breathing, cramps, nausea and headache. Allergic reactions usually occur a few moments after eating or coming into contact with substances that contain wheat. Most children that exhibit symptoms of wheat intolerance outgrow it by ages 3 to 5, according to Mayo Clinic.
Some of the most common symptoms of wheat intolerance include difficulty in breathing, vomiting, cramps, diarrhea, watery eyes, nasal congestion, irritation of the mouth or throat, headache and hives.
While for most people wheat allergy may simply cause unpleasant symptoms, for others it may pose a threat to their life. Anaphylaxis is a condition caused by wheat allergy and may be characterized by tightness of the throat, dizziness, chest pain, difficulty breathing, increased heartbeat and pale, blue skin color.
Allergic reactions to wheat may occur when an individual eats wheat or anything containing wheat. In some cases, reaction may occur when an individual inhales wheat flour. Some of the products that may contain wheat include beer, salad dressing, ice cream, pasta, ketchup and soy sauce. Checking food labels and asking whether dishes have wheat at restaurants is one way to avoid an allergic reaction, notes WebMD.