An allergy on the other hand is down the bodies immune system, and certain foods can cause various parts of the body to react. In some cases a severe allergy can be life threatening. Symptoms of food allergies can be tingling or itching in the mouth, hives, swelling of the lips, tongue or face, nasal congestion or trouble breathing, dizziness, abdominal pain or nausea.
The most common foods that people are allergic or intolerant to include:
Different types of allergy and intolerance testing is available, from sensitivity tests that use hair samples, to blood tests, DNA tests, exclusion diets and food diaries.
Your practitioner will advise which type of test is the best for you.
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