White Bean Allergy Test
White Bean Allergy Test can be requested without a referral, and this overview covers what to expect. A white bean allergy test is a blood test that checks whether your immune system reacts to proteins found in white beans (such as navy, cannellini, or great northern beans). It is usually ordered when a person has symptoms like hives, stomach upset, or breathing changes after eating white beans or foods containing them. The test helps a clinician look for evidence of a possible allergy.
- Sample type
- blood
- Category
- Allergy
- Turnaround
- 1-3 business days
- Price
- $49
- Referral
- Not required
A white bean allergy test is a blood test that checks whether your immune system reacts to proteins found in white beans (such as navy, cannellini, or great northern beans). It is usually ordered when a person has symptoms like hives, stomach upset, or breathing changes after eating white beans or foods containing them. The test helps a clinician look for evidence of a possible allergy.
What it measures
- White bean-specific IgE antibodies — The main marker; IgE is an immune protein linked to allergic reactions.
- Total IgE — Sometimes measured to give context, though it does not confirm a specific allergy.
- Other legume-specific IgE — May be checked alongside, such as peanut or soybean, because reactions can overlap.
- Component proteins (if ordered) — Specific bean proteins that may help show how likely a reaction is.
Who it is for
This test is typically ordered by an allergist, primary care clinician, or other healthcare professional for people who have had symptoms after eating white beans or related legumes. It may also be used when a food allergy is being evaluated.
Preparation
No fasting is required for this blood test. Tell your clinician about any medicines you take, especially antihistamines, because they can sometimes affect allergy test results.
Results and what they mean
Results are reported as a level of specific IgE, often grouped as negative, low, moderate, or high. A clinician interprets the number together with your symptoms and history; a positive result alone does not always mean you are allergic. This is general information, not medical advice, and results should be discussed with a qualified healthcare professional.
How to order this test
- Choose the test and place a confidential order online.
- Select a certified collection site and pick a time that suits you.
- Have your specimen collected — most draws take only a few minutes.
- Review results in a secure portal, typically within 1–3 days.
Preparation, hours, and pricing vary by site; confirm details directly with the lab before your visit.
Availability by state
Direct-access online ordering for the white bean allergy test is available in most states. It is currently unavailable in 6 states:
Everywhere else you can order confidentially and collect your sample at a certified site. Browse by state →
Frequently asked questions
Do I need to stop eating white beans before this test?
Usually no. Your clinician may ask about your diet and symptoms, but you do not normally need to avoid white beans just for the blood draw.
How long does it take to get results?
Typical turnaround is 1 to 3 business days, though this can vary by lab.
Can this test alone diagnose a white bean allergy?
No. It supports the evaluation, but a diagnosis is made by a clinician using your history, symptoms, and sometimes other tests.
What if my result is positive but I have no symptoms?
A positive result without symptoms may not mean a true allergy. Your clinician can explain what it means for you.