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The #1

Home-to-Laboratory Health Testing

With 39 years’ experience in health testing, we help you to identify foods causing issues in your body and take control of your health and wellbeing.


Why YorkTest?

Food sensitivities aren’t always obvious. Symptoms related to IBS, bloating, tiredness, headaches and skin conditions can be triggered by a sensitivity. For over 39 years, our sensitivity tests have helped thousands of people to identify their food sensitivities and optimize their health. We’ll do the same for you.

Why Choose YorkTest?

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Couples food sensitivity test

As a couple, taking a sensitivity test can make such a difference in enjoying mealtimes together. Symptoms like bloating, stomach pain and fatigue can be linked to issues with certain ingredients. By taking our simple home to laboratory test, both you and your partner can learn what may be causing the problem.

4 Simple Steps To A Better You


You will receive your testing kit in the post


Take a blood sample with our easy to use finger-prick test kit


Send your sample back in the prepaid envelope provided


Receive your results within 10 days

39 years experience
Simple home health testing
Quality assured and accurate results

Many a happy customer

"I feel much better, so thank you to the team at YorkTest. I appreciate analysing a few samples and providing guidance may not seem that significant to the guys behind the scenes, but it has been life changing for me so thank you again."

Symptoms: IBS / Digestive Problems

View Reece's Story

"I'm so glad that someone encouraged me to take part in the testing; I can't express enough how helpful it has been to have this new knowledge which has improved my quality of life. YorkTest are a great team and I'd highly recommend them."

Symptoms: IBS / Digestive Problems

View Sharon's Story

What Makes Us Different?

We are experts in health testing. We have our own audited and certified manufacturing and testing laboratory which places us at the forefront of scientific innovation. We particularly specialize in sensitivity testing and give you your full food reactivity profile, analyzing your blood to identify what items you have a reaction to.

With all our tests we provide ongoing support from our expert in-house customer care team.

Why Choose YorkTest

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* Disclaimer yorktest food sensitivity test results are provided for informational purposes only and are not a substitute for professional medical advice. The results cannot be used to diagnose, treat or cure medical or health conditions. If you are concerned about your symptoms then please contact your medical provider. Information on this website is for educational purposes only and you must never disregard professional medical advice or delay in seeking it based on the information provided. yorktest define Food Intolerance as a food-specific IgG reaction. The Yorktest food sensitivity test is not an allergy, coeliac or lactose intolerance test.
yorktest tests are not offered in New York state.