Asparagus Allergy Test
This page explains the asparagus allergy test, what it measures, and how to arrange it. An asparagus allergy test is a blood test that checks for allergic sensitivity to asparagus. It is usually ordered when a person has had allergic symptoms after eating asparagus or when a clinician suspects asparagus as a trigger.
- Sample type
- blood
- Category
- Allergy
- Turnaround
- 1-3 business days
- Price
- $49
- Referral
- Not required
An asparagus allergy test is a blood test that checks for allergic sensitivity to asparagus. It is usually ordered when a person has had allergic symptoms after eating asparagus or when a clinician suspects asparagus as a trigger.
What it measures
- Asparagus-specific IgE — Antibodies that may rise if your immune system reacts to asparagus proteins.
- Total IgE — A general measure of allergic antibody levels, sometimes used for context.
- Other food-specific IgE — Sometimes checked for related foods if cross-reactivity is suspected.
Who it is for
A clinician such as an allergist or primary care provider may order this test after a history of symptoms like hives, itching, or stomach upset following asparagus. It is not a routine screening test.
Preparation
No fasting or special preparation is needed. Tell your clinician about all medications you take, especially antihistamines, as they may affect some allergy tests.
Results and what they mean
Results are reported as a level or class for asparagus-specific IgE, often alongside a reference range. A clinician interprets the result with your symptoms and history; a positive test alone does not confirm an allergy. This is general information, not medical advice.
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 asparagus 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
Does a positive result mean I am allergic to asparagus?
Not necessarily. A positive result shows sensitivity, but only a clinician can diagnose an allergy after reviewing your symptoms.
How long does it take to get results?
Typical turnaround is 1-3 business days, though it may vary by lab.
Do I need to avoid asparagus before the test?
No. This blood test does not require you to avoid asparagus beforehand.
Can this test tell me how severe my reaction will be?
No. The test measures antibody levels, not the severity of future reactions. Discuss any concerns with your clinician.