How At-Home Allergy Tests Work

Updated
Updated

How to Test for Allergies at Home

Most at-home allergy tests use a technique called dry blood spot testing. And what happens is you prick your finger with a small lancet, and you apply your blood drops to a sample card. This sample card then preserves the sample so it can be tested by a lab later on.

How Do We Know At-Home Allergy Tests Work?

This technique initially gained popularity for testing newborns, because it was a way of getting a test sample without having to take a lot of blood. And this was in the 1960s. Recently, the technology has now been adopted to test for IgE, which is the antibody associated with allergies. And thanks to CLIA certification, we know this type of testing is clinically valid.

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