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Midwest · Onion Allergy Test – Food Allergies

Onion Allergy Test – Food Allergies in Illinois

This page explains the onion allergy test – food allergies, what it measures, and how to order it. This blood test helps identify an allergy to onions by measuring specific antibodies.

Typical turnaround1-3 business days
Price range$49
PreparationFollow the lab's instructions.
Sample typeBlood draw at a collection lab
ReferralNo referral required

What this test is

The onion allergy test is a laboratory analysis that detects the presence of IgE antibodies in your blood. These antibodies are produced by the immune system in response to an allergen, such as onion.

What it measures

  • Immunoglobulin E (IgE) Antibodies to Onion — reflects the immune system's sensitivity to onion

What the test involves

This test is performed on a blood sample, which is typically collected by a trained healthcare professional during a standard blood draw.

Why it is often ordered

A clinician may order this test if you are experiencing symptoms that suggest an allergic reaction after consuming or being exposed to onions. It helps in confirming or ruling out onion as a cause of your symptoms.

Preparation

Before your blood draw, follow any specific instructions provided by the laboratory. This may include fasting or avoiding certain foods.

How results are reported

Results will indicate the level of IgE antibodies specific to onion found in your blood. Reference ranges, which help interpret these levels, can vary between laboratories.

Before you go

  • Fasting requirements
  • Sample collection time
  • Specific preparation instructions

Cities

Onion Allergy Test – Food Allergies in Illinois communities

Choose your city for local context and to request this test.

Chicago8,595,181Onion Allergy Test – Food AllergiesRockford289,763Onion Allergy Test – Food AllergiesRound Lake Beach287,012Onion Allergy Test – Food AllergiesPeoria255,718Onion Allergy Test – Food AllergiesAurora183,447Onion Allergy Test – Food AllergiesSpringfield162,588Onion Allergy Test – Food AllergiesChampaign153,278Onion Allergy Test – Food AllergiesJoliet150,323Onion Allergy Test – Food AllergiesNaperville149,013Onion Allergy Test – Food AllergiesBloomington134,357Onion Allergy Test – Food AllergiesElgin114,156Onion Allergy Test – Food AllergiesWaukegan89,751Onion Allergy Test – Food AllergiesDecatur88,002Onion Allergy Test – Food AllergiesCicero84,905Onion Allergy Test – Food AllergiesAlton83,705Onion Allergy Test – Food AllergiesKankakee82,095Onion Allergy Test – Food AllergiesEvanston78,454Onion Allergy Test – Food AllergiesSchaumburg78,053Onion Allergy Test – Food AllergiesArlington Heights77,283Onion Allergy Test – Food AllergiesBolingbrook73,807Onion Allergy Test – Food AllergiesPalatine67,754Onion Allergy Test – Food AllergiesSkokie67,444Onion Allergy Test – Food AllergiesDeKalb66,624Onion Allergy Test – Food AllergiesCarbondale66,482Onion Allergy Test – Food AllergiesDes Plaines60,413Onion Allergy Test – Food AllergiesOrland Park58,622Onion Allergy Test – Food AllergiesOak Lawn58,032Onion Allergy Test – Food AllergiesBerwyn56,960Onion Allergy Test – Food AllergiesMount Prospect56,510Onion Allergy Test – Food AllergiesTinley Park55,988Onion Allergy Test – Food AllergiesOak Park54,100Onion Allergy Test – Food AllergiesWheaton53,762Onion Allergy Test – Food AllergiesNormal53,446Onion Allergy Test – Food AllergiesHoffman Estates52,153Onion Allergy Test – Food AllergiesDowners Grove50,209Onion Allergy Test – Food AllergiesGlenview48,150Onion Allergy Test – Food AllergiesElmhurst45,661Onion Allergy Test – Food AllergiesLombard44,311Onion Allergy Test – Food AllergiesPlainfield44,296Onion Allergy Test – Food AllergiesBuffalo Grove43,062Onion Allergy Test – Food AllergiesMoline42,660Onion Allergy Test – Food AllergiesBelleville42,463Onion Allergy Test – Food AllergiesBartlett41,126Onion Allergy Test – Food AllergiesRomeoville40,099Onion Allergy Test – Food AllergiesCrystal Lake40,082Onion Allergy Test – Food AllergiesCarol Stream39,895Onion Allergy Test – Food AllergiesStreamwood39,736Onion Allergy Test – Food AllergiesQuincy39,687Onion Allergy Test – Food AllergiesPark Ridge39,562Onion Allergy Test – Food AllergiesUrbana39,189Onion Allergy Test – Food AllergiesWheeling39,104Onion Allergy Test – Food AllergiesCarpentersville37,940Onion Allergy Test – Food AllergiesHanover Park37,545Onion Allergy Test – Food AllergiesRock Island37,519Onion Allergy Test – Food AllergiesCalumet City36,065Onion Allergy Test – Food AllergiesAddison35,999Onion Allergy Test – Food AllergiesNorthbrook35,108Onion Allergy Test – Food AllergiesOswego34,324Onion Allergy Test – Food AllergiesWoodridge34,161Onion Allergy Test – Food AllergiesGlendale Heights33,443Onion Allergy Test – Food Allergies