Crystal Lake - CT
Peanut Allergy Test - Legume/Nut Allergy in Crystal Lake, CT
A peanut-specific IgE blood test detects antibodies the immune system may produce against proteins in whole peanut, including foods such as peanut butter. Peanut Allergy Test - Legume/Nut Allergy testing in Crystal Lake, CT: order online, visit a patient service center near you, and review your results in a secure account.
- Typical price
- From $49
- Results
- 1-3 business days
- Preparation
- See preparation notes below
Order this test online
- Buy online in a few minutes - no doctor's visit needed for most tests.
- Sample collection at a patient service center near you.
- Results are typically ready within 1-3 business days.
- Secure, lab-reviewed results delivered to your account.
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About the Peanut Allergy Test - Legume/Nut Allergy
A peanut-specific IgE blood test detects antibodies the immune system may produce against proteins in whole peanut, including foods such as peanut butter. It is a screening tool for suspected peanut allergy, not a diagnosis on its own. A clinician may order it after a reaction, when reviewing a nut or legume panel, or to help assess whether further evaluation is needed. Peanut is a legume and reactions can sometimes be severe.
What this test measures
- Whole peanut-specific IgE Antibodies produced in response to whole peanut proteins, used to assess sensitization.
Who this test may be right for
- Hives, itching, or swelling after eating peanut or peanut-containing foods
- Throat tightness, wheezing, or breathing difficulty after peanut exposure
- Digestive symptoms shortly after eating peanut butter or peanut snacks
- Testing as part of a nut or legume allergy panel
- A history of reactions and a need to clarify peanut sensitization
Before your visit
- No fasting is required for most IgE allergy tests
- Tell the collector about antihistamines or other medications you take
- Stay hydrated before the blood draw
- One blood sample is typically enough for the whole peanut-specific IgE assay
Understanding your results
An elevated whole peanut-specific IgE level may indicate sensitization to peanut proteins and can be associated with allergic reactions, some of which may be severe. A positive result alone does not confirm a clinical allergy, and a low level does not fully rule one out. Because peanut allergy can be serious, discuss any result with a healthcare provider who can assess your full history.
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View testQuestions people ask
Where can I get a Peanut Allergy Test - Legume/Nut Allergy near Crystal Lake?
Patient service centers near Crystal Lake collect samples for this test. Choose a location when you order and visit at a time that works for you.
How much does a Peanut Allergy Test - Legume/Nut Allergy cost in Crystal Lake?
Typical pricing is From $49, and the exact price is confirmed at checkout.
Do I need to prepare for this test?
Follow the lab's instructions.
How long do results take?
Most results are released in 1-3 business days.
Does this test require fasting?
No. The whole peanut-specific IgE test can be collected at any time and does not require fasting.
Does whole peanut-specific IgE cover peanut butter too?
Yes. The assay measures antibodies against whole peanut proteins, which are present in peanut butter and other peanut byproducts, so exposure through those foods is relevant.
LabBookings is an independent directory. We compare test details and pricing information, but we are not a laboratory and we do not perform testing or provide medical advice. Always talk to a licensed healthcare provider about your results and treatment.
Laboratory services are provided by independent, CLIA-certified testing partners. Availability, pricing, and turnaround times can vary by location and are confirmed at checkout.