Complications of food allergy can include:

  • Anaphylaxis. This is a life-threatening allergic reaction.
  • Atopic dermatitis (eczema). Food allergy may cause a skin reaction, such as eczema.
  • Migraines. Histamines, released by your immune system during an allergic reaction, have been shown to trigger migraines in some people.
Feb. 12, 2014