Overview
Food allergies cause an immune response (IgE-mediated or non-IgE) to specific foods.
Common Allergens
• Milk
• Eggs
• Tree nuts
• Peanuts
• Soy
• Wheat
• Fish
• Shellfish
Symptoms
• Nausea/vomiting
• Abdominal pain
• Diarrhea
• Hives
• Swelling
• Anaphylaxis
Diagnosis
• Skin prick testing
• IgE blood tests
• Oral food challenge
Treatment
• Avoidance
• Antihistamines
• Epinephrine (severe)
Self-Management
Track reactions—even mild symptoms can escalate over time.