Corn Allergy & 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.


Premium Food Sensitivity Test


FREE shipping on all orders

The Premium Food Sensitivity Test measures your IgG reactivity to 200 foods and drinks. Get answers on which foods could be triggering your IBS symptoms, headaches, bloating, tiredness, and more.  Simply collect your finger-prick blood sample at home. Mail it to our laboratory for testing. Then receive your results online within 7 days!

  • 200 ingredients tested
  • Tests are HSA and FSA accepted
  • Analyzed in our accredited laboratory
  • Clear, color-coded results show your IgG reactivity score for each ingredient

Customers must be aged 18 years or over to take this test. For under 18s, take our
Junior Food Sensitivity Test. This test is not available to customers who are pregnant or breastfeeding.
gluten-free office snack ideas

Foods To Avoid With A Corn Allergy

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

  • 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 optimize 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)

Replacements For A Balanced 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 through taking a food sensitivity test, changing your diet need not be daunting. Yorktest Nutritional Therapists are here to help you understand how to optimize your food choices.

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

Other Intolerances