Hazelnut allergy is a type of tree nut allergy caused by an immune response to proteins found in hazelnuts. It is a common food allergy that can lead to reactions ranging from mild symptoms to severe anaphylaxis. Both raw and cooked hazelnuts can trigger this allergic reaction.

People with hazelnut allergies may also react to other tree nuts and foods, such as:
Lab Test
Blood
Do you experience hypersensitivity to certain foods? Food intolerance symptoms, in contrast to the immediate onset of allergic reactions, can emerge hours or even days later. This delay often complicates identifying the offending foods. GetTested’s Food Intolerance Test targets IgG4 antibodies and assesses your reaction to 40 varied foods commonly associated with hypersensitivity.
If you want to analyse both allergies and intolerances we recommend this test, but if you want more extensive food intolerance tests, we have also 80 items incl. gluten and 240 items.
$ 79.99 USD
Read MoreLab Test
Blood
Do you have hypersensitivity to certain foods? Symptoms of food intolerance, unlike instant allergic reactions, can occur hours to days later, making it difficult to connect symptoms with the foods you’ve eaten. GetTested’s Food Intolerance Test analyses IgG4 antibodies for 80 different foods commonly involved in hypersensitivity reactions.
For those concerned about coeliac disease, we offer a simple Coeliac/Gluten Intolerance Test, which is distinct from the gluten sensitivity measured in this test. Additionally, if you suspect lactose intolerance—specifically sensitivity to milk sugar—our Lactose Intolerance Test, an exhalation test that measures hydrogen and methane, may be appropriate.
$ 129.99 USD
Read More