YorkTest UK Review: Easy At-Home Food Intolerance, Allergy and Gut Health Testing

YorkTest’s best-documented strength is a smooth, fast testing experience that customers love. Its Trustpilot TrustScore is 4.7 out of 5 (“Excellent”) from 3,274 reviews, with 82% five stars. One customer said “the ordering process was really easy and the test kit arrived the next morning,” another reported “The results came back within 2 weeks and it was amazing,” and a gut health customer said the Gut Microbiome Test gave “really, really useful and personalised insights into my gut health.” Based in York, UK, YorkTest describes itself as a home-to-lab food intolerance and allergy testing company with more than 42 years of experience. Customers take a small finger-prick blood sample (or a stool sample for gut tests) at home, post it to the lab and receive a report online. It replies to 100% of negative reviews, typically within 48 hours.

The honest caveat: what the tests can tell you. YorkTest’s food intolerance tests measure IgG antibody reactions to foods. Many allergy and immunology bodies say IgG testing isn’t a validated way to diagnose food intolerance, because IgG can simply reflect foods you eat regularly. One customer disputed their results (“They told me I had no reaction to eggs. How wrong!”), and another couldn’t get the blood collection wand to fill.

Quick Highlights

✅ Trustpilot TrustScore of 4.7/5 (“Excellent”) from 3,274 reviews
✅ 82% five-star ratings
✅ “The ordering process was really easy and the test kit arrived the next morning”
✅ “Results came back within 2 weeks”
✅ Gut Microbiome Test gives “really, really useful and personalised insights”
✅ Food intolerance, allergy and gut microbiome tests
✅ Simple at-home finger-prick or stool sampling
✅ More than 42 years of testing experience (company claim)
✅ Based in York, UK, with a UK lab
✅ Online results with dietary guidance
✅ Replies to 100% of negative reviews, typically within 48 hours
✅ Several test types available in one place
❌ IgG food intolerance testing is scientifically debated
❌ Many allergy bodies don’t recommend IgG tests for diagnosing intolerance
❌ One customer disputed results (“no reaction to eggs. How wrong!”)
❌ Blood collection wand didn’t fill for one customer
❌ Results shouldn’t replace medical diagnosis for allergies or digestive symptoms
❌ Unnecessary food elimination can risk nutritional gaps
❌ Tests are relatively expensive for repeat use

Why Trust This Review

This review draws on YorkTest’s Trustpilot profile (3,274 reviews, 4.7 TrustScore), YorkTest’s published company and test information, and the publicly stated positions of allergy and immunology bodies on IgG food intolerance testing. GlossGirly has no commercial relationship with YorkTest that affects this verdict.

Full Review Breakdown

How YorkTest Works

YorkTest offers at-home testing for food intolerance, allergies and gut health. You order online, the kit arrives (often the next day), and you take a small sample at home: a finger-prick blood sample for intolerance and allergy tests, or a stool sample for the gut microbiome test. You post it to YorkTest’s lab, and results arrive online, typically within about two weeks. Reports list your reactions to foods or show your gut bacteria profile, often with dietary guidance. Customers love the convenience: “the ordering process was really easy,” “results came back within 2 weeks,” and the whole process is designed to be simple. YorkTest says it has more than 42 years of experience in this field.

Understanding Food Intolerance Testing

This is the most important thing to understand before buying. YorkTest’s food intolerance tests measure IgG antibodies, a type of immune response, to a range of foods. Many professional allergy and immunology organizations say IgG testing isn’t a validated way to diagnose food intolerance, because IgG antibodies often reflect exposure to foods you eat regularly rather than a harmful reaction. That doesn’t mean customers don’t find the results useful. Many use them as a starting point for a structured elimination diet, ideally with a dietitian. But results shouldn’t be treated as a diagnosis. One customer’s experience shows the limitation: “They told me I had no reaction to eggs. How wrong!”

Allergy and Gut Microbiome Testing

YorkTest also offers allergy testing and a Gut Microbiome Test. True food allergies involve a different antibody (IgE) and can cause serious reactions, so anyone with suspected allergies, especially severe symptoms like swelling or breathing problems, should see a doctor or allergist, not rely on a home test. The Gut Microbiome Test analyzes the bacteria in your stool sample. One customer found it gave “really, really useful and personalised insights into my gut health.” Microbiome science is still developing, so treat results as general insight and lifestyle guidance rather than diagnosis, and discuss persistent digestive symptoms with a GP.

Sampling, Service and Value

The finger-prick process is simple for most people, but not everyone. One customer said “the absorber wand didn’t fill up with blood no matter how hard I tried.” Warm your hands first, stay hydrated, and follow the instructions closely to improve blood flow. Contact YorkTest if a sample fails, since the company replies to all negative reviews within about 48 hours. On value, the tests aren’t cheap, especially if you test more than once. For people who want a structured starting point for exploring diet and symptoms, and who’ll use results with professional guidance, many customers find it worthwhile. Avoid cutting out whole food groups based on results alone.

Best Products Worth Buying

YorkTest Food Intolerance Test — check site for current price

An IgG-based test reporting reactions to a panel of foods. Customers praise the speed and ease. Use results as a starting point for a guided elimination diet, not as a diagnosis.

YorkTest Allergy Test — check site for current price

An at-home allergy screen. One customer bought it alongside the intolerance test. Anyone with suspected serious allergies should see a doctor.

YorkTest Gut Microbiome Test — check site for current price

A stool-based analysis of gut bacteria. One customer said it gave “really, really useful and personalised insights into my gut health.”

YorkTest Combined Packages — check site for current price

Bundles of intolerance and allergy tests in one order. They can be better value if you want broader screening.

What Customers Actually Think

“Really Good company! I bought two tests with them, the allergens and the intolerance test.” — Emily, Trustpilot reviewer

“The test results have given me really, really useful and personalised insights into my gut health.” — Clare, Trustpilot reviewer (Gut Microbiome Test)

“the ordering process was really easy and the test kit arrived the next morning.” — Jane Filtness, Trustpilot reviewer (food intolerance test)

“They told me I had no reaction to eggs. How wrong!” — Haggispie, Trustpilot reviewer (food intolerance test)

“Unfortunately the absorber wand didn’t fill up with blood no matter how hard I tried” — Mark McDonagh, Trustpilot reviewer (blood collection kit)

Is It Worth It?

It depends on what you want from it. For a fast, easy at-home testing experience and a structured starting point for exploring diet and gut health, customers rate YorkTest highly (4.7 from more than 3,000 reviews). IgG intolerance testing isn’t a validated diagnostic tool, though. Use results with a dietitian or GP, don’t eliminate foods unnecessarily, and see a doctor for suspected allergies.

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FAQs

Is YorkTest accurate?
YorkTest’s lab processes are well regarded by customers, but IgG food intolerance testing is scientifically debated and isn’t a validated way to diagnose intolerance.

How long do YorkTest results take?
Customers report results within about two weeks.

What does YorkTest test for?
Food intolerance (IgG), allergies, and gut microbiome health.

Where is YorkTest based?
In York, UK.

Should I cut out foods based on my YorkTest results?
Not without professional guidance. Use results as a starting point with a dietitian or GP.

Final Verdict

YorkTest makes at-home testing easy: next-day kits, simple sampling, results in about two weeks, and a 4.7-star Trustpilot rating from more than 3,000 customers who value the experience and the insights, especially from the gut microbiome test.

Be clear about what the tests can do. IgG intolerance results aren’t a diagnosis, some customers dispute them, and sampling can occasionally fail. Use YorkTest as a structured starting point with professional support, and see a doctor for allergy concerns.

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