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Corn Intolerance

If you have an intolerance (defined by YorkTest as a food-specific IgG reaction) to corn (maize), your body produces an inflammatory response to the proteins present in foods or drinks containing corn.


Food Allergy Test

£249.00 £149.00

+ FREE Delivery on all orders

Tests for 23 foods and 19 environmental allergens

Take a scientific approach by taking a food allergy test. Simply take a quick finger-prick blood sample and return it to our laboratory in the post. You’ll receive your results within just 5 days of receipt of your sample! No social interaction required.

  • Accurate, scientific analysis
  • Simple and reliable home to lab finger-prick blood test
  • Receive clear test results for IgE reactions to 23 foods and 19 environmental allergens
  • Personalised support from our customer care team
corn intolerance food

Foods to avoid with corn allergy or intolerance

As a direct ingredient, corn can be removed from the diet fairly easily. The following foods should be avoided if you have corn intolerance:

  • Corn on the cob
  • Tinned sweet corn
  • Baby sweet corn
  • Corn flour tortillas, tacos or enchiladas
  • Corn or maize crisps
healthiest cooking oils for salads

Other Names

Corn is used to manufacture many different food ingredients. Being aware of these is important when making changes to optimise your diet. The following list of ingredients should be avoided if you have corn intolerance:

  • Dextri-maltose
  • Dextrin
  • Dextrose
  • Fructose
  • Glucose and Glucose syrup
  • Cereal starch
  • Modified starch
  • Vegetable oil
  • High fructose corn syrup (HFCS)
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Corn Intolerance diet

If you are experiencing corn intolerance symptoms, you could include the following alternatives in your diet:

  • Wheat
  • Rye
  • Rice
  • Lentils

If you have found out that you are intolerant to corn, changing your diet need not be daunting. YorkTest Nutritional Therapists are here to help you understand how to optimise your food choices.

For more information please contact our friendly team on 0800 074 6185 to find out more.  

Information provided above regarding Food Intolerance (defined by YorkTest as a food specific IgG reaction) is intended to provide nutritional advice for dietary optimisation. YorkTest recommend that you discuss any medical concerns you have with a GP before undertaking a YorkTest programme.

How it Works

4 Simple Steps to a Healthier You


Receive your test.

Order online and we’ll post your kit directly to your home.


Take the easy fingerprick blood test.

Pop 2-3 drops of blood into the lancet and post your sample to our laboratory.


Receive your results online within 5 days.

Review your reactivity levels and book your appointment with one of our qualified nutritional therapists.


Ongoing support.

Receive free nutritional therapist advice, with ongoing support from our customer care team by your side.

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