Test library
Carrot IgE Test
A carrot allergy blood test measures IgE antibodies against carrot proteins. Carrot often triggers oral allergy symptoms linked to birch pollen, and reactions can occur in people with celery or mugwort allergy.
Order Carrot Allergy Test
Order online and visit a local collection site, or choose an at-home kit where available. No referral and no insurance required.
Order Carrot Allergy Test- Typical turnaround
- 1-3 business days
- Starting price
- From $49
- Results
- Confidential, online
Quick answer
The carrot allergy test uses a blood sample to measure immunoglobulin E antibodies against carrot. Carrot allergy often appears as oral allergy syndrome, with itching or tingling of the mouth and throat after eating raw carrot. Sensitivity is sometimes connected to birch pollen or to other foods in the same plant family. A healthcare provider interprets the result with the person's history.
What this test measures
Carrot is a root vegetable in the Apiaceae family, which also includes celery, parsley, fennel, and mugwort. Reactions to carrot are frequently linked to cross-reactivity, where antibodies made against birch pollen or mugwort pollen also recognize similar proteins in the vegetable. This is why some people react to raw carrot but tolerate it when it is cooked.
The test measures allergen-specific IgE against carrot in serum using a laboratory immunoassay. It reports whether antibodies are present and may give a quantitative level or reactivity class. Because reactions can be local to the mouth or more general, results are reviewed together with the timing and type of symptoms a person notices.
A positive result shows sensitization. Not everyone who is sensitized reacts on every exposure, and cooking can change the proteins involved. People who have had a severe reaction should seek medical guidance, and anyone with persistent or worsening symptoms should discuss the result with a qualified healthcare provider.
- Carrot specific IgE
- Total serum IgE
- Quantitative allergen-specific IgE level
- IgE reactivity class for carrot
- Cross-reactive birch pollen allergens
- Cross-reactive mugwort pollen allergens
- Related Apiaceae family allergens
Why people order this test
- Investigate oral itching or swelling after eating carrot
- Clarify sensitization when a vegetable panel is positive
- Assess cross-reactivity with birch or mugwort pollen
- Evaluate symptoms that differ between raw and cooked carrot
- Provide objective information before discussing diet with a provider
How to prepare
No fasting is required. A blood sample is drawn from a vein, usually at the arm. Follow any instructions from the laboratory, especially if this test is part of a larger food allergy panel.
Understanding your results
Results are usually available within one to three business days. The report shows the specific IgE level and reactivity class for carrot. An elevated result indicates sensitization, and a healthcare provider interprets it with the person's symptoms and dietary history.
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Frequently Asked Questions
What is carrot allergy?
It is an immune reaction to proteins in carrot, often producing itching or tingling in the mouth and throat after eating raw carrot.
Why do some people react to raw but not cooked carrot?
Heating can change the shape of the proteins involved, so some people tolerate cooked carrot even when raw carrot causes symptoms.
Is carrot allergy related to pollen allergy?
It can be. Cross-reactivity with birch or mugwort pollen is common, which is why symptoms may cluster with hay fever seasons.
How is the test performed?
A small blood sample is drawn and analyzed for IgE antibodies that react to carrot proteins.
Do I need to fast?
No fasting is needed for this blood test.
Ready to get tested?
Order online and visit a collection site near you, or choose a mail-in kit. No referral and no insurance required.
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