The Food Allergy Blood Test is used to determine if a person has an allergic response to a variety of food products. This test looks for allergies to:
Blood Allergy testing looks for specific antibodies (IgE) which the body produces in response to substances which a person is allergic to.
Blood Allergy testing has several advantages over skin testing. Skin testing requires needle scratches for each substance whereas blood testing can use a single specimen to run multiple tests. Unlike skin testing, the accuracy of blood testing is not affected by medications such as antihistamines, steroids, and certain antidepressants. Blood testing is preferable for people with heart conditions, asthma, or skin conditions including eczema, dermatitis, and psoriasis.
Turnaround time for this test is typically 5-8 business days.
Note: Result turn around times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.
The Food Allergy Blood Test has no special requirements.