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South · Onion Allergy Test – Food Allergies

Onion Allergy Test – Food Allergies in Texas

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 Texas communities

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

Dallas5,668,165Onion Allergy Test – Food AllergiesHouston5,650,910Onion Allergy Test – Food AllergiesSan Antonio1,910,785Onion Allergy Test – Food AllergiesAustin1,659,251Onion Allergy Test – Food AllergiesFort Worth908,469Onion Allergy Test – Food AllergiesMcAllen809,002Onion Allergy Test – Food AllergiesEl Paso794,344Onion Allergy Test – Food AllergiesDenton445,814Onion Allergy Test – Food AllergiesArlington392,304Onion Allergy Test – Food AllergiesCorpus Christi333,764Onion Allergy Test – Food AllergiesThe Woodlands292,380Onion Allergy Test – Food AllergiesPlano282,181Onion Allergy Test – Food AllergiesLubbock259,946Onion Allergy Test – Food AllergiesLaredo256,748Onion Allergy Test – Food AllergiesIrving254,184Onion Allergy Test – Food AllergiesMcKinney248,840Onion Allergy Test – Food AllergiesGarland245,075Onion Allergy Test – Food AllergiesKilleen238,288Onion Allergy Test – Food AllergiesBrownsville235,735Onion Allergy Test – Food AllergiesCollege Station207,514Onion Allergy Test – Food AllergiesAmarillo204,357Onion Allergy Test – Food AllergiesGrand Prairie195,992Onion Allergy Test – Food AllergiesFrisco193,140Onion Allergy Test – Food AllergiesWaco187,172Onion Allergy Test – Food AllergiesPort Arthur156,988Onion Allergy Test – Food AllergiesPasadena151,964Onion Allergy Test – Food AllergiesMesquite149,848Onion Allergy Test – Food AllergiesHarlingen148,545Onion Allergy Test – Food AllergiesTyler143,895Onion Allergy Test – Food AllergiesBeaumont137,549Onion Allergy Test – Food AllergiesOdessa134,793Onion Allergy Test – Food AllergiesCarrollton131,388Onion Allergy Test – Food AllergiesMidland130,765Onion Allergy Test – Food AllergiesAbilene125,474Onion Allergy Test – Food AllergiesPearland122,609Onion Allergy Test – Food AllergiesTexas City122,017Onion Allergy Test – Food AllergiesRound Rock117,735Onion Allergy Test – Food AllergiesRichardson115,904Onion Allergy Test – Food AllergiesTemple115,809Onion Allergy Test – Food AllergiesLeague City111,847Onion Allergy Test – Food AllergiesSugar Land110,272Onion Allergy Test – Food AllergiesLewisville110,077Onion Allergy Test – Food AllergiesAllen102,778Onion Allergy Test – Food AllergiesWichita Falls102,563Onion Allergy Test – Food AllergiesSan Angelo100,330Onion Allergy Test – Food AllergiesEdinburg98,759Onion Allergy Test – Food AllergiesLongview98,075Onion Allergy Test – Food AllergiesConroe87,930Onion Allergy Test – Food AllergiesNew Braunfels87,549Onion Allergy Test – Food AllergiesMission85,311Onion Allergy Test – Food AllergiesBryan85,204Onion Allergy Test – Food AllergiesAtascocita84,222Onion Allergy Test – Food AllergiesBaytown82,543Onion Allergy Test – Food AllergiesTexarkana79,304Onion Allergy Test – Food AllergiesPharr78,997Onion Allergy Test – Food AllergiesFlower Mound75,050Onion Allergy Test – Food AllergiesCedar Park74,741Onion Allergy Test – Food AllergiesMissouri City73,682Onion Allergy Test – Food AllergiesLake Jackson73,478Onion Allergy Test – Food AllergiesMansfield71,375Onion Allergy Test – Food Allergies