YorkTest Laboratories have 35 years of excellence in laboratory diagnostic testing.
They are passionate about providing you with personalised information and support that can be used to help improve the way you feel.
The YorkTest Ideal Weight Programme analyses your IgG reaction to 158 food and drink ingredients and includes a low GI diet plan.
- Not a winner? Enjoy £75 off the Ideal Weight Programme using code 50PLUS75 at yorktest.com or by calling 0800 074 6185.