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Serum Allergen-Specific Immunoglobulin E (IgE) Profile (Quantitative)

Published: August 9, 2026Updated: August 16, 2026

This test measures the levels of Immunoglobulin E (IgE), a type of antibody your body produces in response to allergens like pollen, dust mites, or pet dander. It helps identify specific triggers for allergic reactions.

Quick summary

["IgE testing helps pinpoint potential allergens causing symptoms like sneezing, itching, or skin reactions."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
15240-5
Short code
Occup Allerg Mix6 IgE Ql
Synonyms
Occup Allerg Mix6 IgE Ql
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
multidisk
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

What This Test Measures

The test detects the presence and concentration of IgE antibodies directed against common environmental allergens. Results are reported for each allergen tested, showing how strongly your immune system reacts to them.

Why It’s Ordered

Your healthcare provider may recommend this test if you have symptoms like seasonal allergies, asthma, or skin reactions that suggest an allergic reaction to specific substances.

Sample Collection and Preparation

A blood sample is drawn from your arm, and the serum (liquid part of blood) is separated for testing. This sample is then analyzed in a lab to measure IgE levels against multiple allergens.

Test Results Interpretation

Results show the amount of IgE for each allergen tested. Higher levels may indicate a stronger allergic reaction, but they don’t always predict how severe your symptoms will be.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

IgE testing helps healthcare providers create personalized allergy management plans. Elevated IgE levels to specific allergens can guide treatment options such as allergy shots (immunotherapy) or avoidance strategies. However, IgE alone doesn’t confirm an allergy—it’s often used alongside clinical symptoms and other tests for diagnosis.

Short name

IgE Allergen Testing

Frequently asked questions

How long does it take to get my test results?
Results are typically available within 3 to 7 business days, depending on lab processing times. Your healthcare provider will contact you once they’re ready for review.
Can I eat or drink anything before this test?
No special preparation is needed for this blood test. However, avoid heavy meals or alcohol before your appointment, as they may affect blood composition.
Is there any risk or discomfort with this test?
The blood draw is quick and usually causes minor discomfort, like a pinch. Rarely, there may be slight bruising or swelling at the site. Most people tolerate it well.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy