This occurs when the body considers a substance of food (usually a protein) harmful and develops a defense mechanism around it
The body produces antibodies to attack and destroy the substance
The most common foods that initiate allergic reactions are: cow's milk, peanuts, wheat, shellfish, egg
Common symptoms include: abdominal pain, cramps and nausea. itchy red rash, eczema, swelling of the lips, mouth and tongue, itchy eyes, shortness of breath, wheezing and coughing