Cod allergy is an immune response to the proteins found in codfish, a common type of fish allergy. It's often seen in individuals who are allergic to other types of fish as well. Allergic reactions can range from mild to severe and can occur upon ingestion or sometimes even from inhaling cooking vapors....


What are symptoms of cod allergy?

  • Hives, itching, or skin rash
  • Swelling of the lips, face, tongue, and throat, or other parts of the body
  • Wheezing, nasal congestion, or trouble breathing
  • Abdominal pain, diarrhea, nausea, or vomiting
  • Dizziness, lightheadedness, or fainting
  • Anaphylaxis in severe cases

What foods cross-react with cod allergy?

Individuals with a cod allergy may also be allergic to other types of fish. Cross-reactivity can occur with:

  • Other white fish such as haddock, pollock, and hake.
  • In some cases, different types of seafood, like shellfish, although this is less common.

When should I consider getting a cod allergy test?

  • If you experience allergic symptoms after eating cod or other fish.
  • If you have had a severe reaction to any type of fish.
  • If you have a family history of fish allergies.
  • If you’re introducing fish to a child’s diet who has other food allergies or a family history of fish allergies.

How do I reduce my cod allergy symptoms?

  • Avoid eating cod and products containing cod.
  • Be cautious when eating out, especially at seafood restaurants, and always inform the staff about your allergy.
  • Read food labels carefully to check for cod or fish ingredients.
  • Be aware of cross-contamination risks, especially in shared cooking environments.
  • For mild reactions, over-the-counter antihistamines may help manage symptoms.
  • Carry an epinephrine auto-injector if you have a history of severe allergic reactions.
  • Consult with an allergist for specific advice and potential allergy testing.

Test(s) that measure/test for Cod

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