The FirstStep Test is a simple and convenient home to laboratory test. The test will give you a clear 'positive or negative' indicator of food intolerance*. If you have a positive result you may then choose to purchase one of our full programmes to investigate your individual problem foods under our expert guidance.
- Simple ‘positive or negative’ indicator of food intolerance*
- Convenient home to laboratory testing service with FREE delivery and return
- If positive, the price is deducted from the cost of your Complete YorkTest Programme
Problems Associated with Foods
Could you be suffering from food intolerance? Find out about the common symptoms.Symptoms of intolerance
30 Years of Experience
YorkTest Laboratories have over 30 years' experience of laboratory diagnostic testing and are Europe’s leading provider of food and drink specific IgG antibody testing programmes.More about YorkTest