Parsley Allergy Test
Below is a plain-language overview of the parsley allergy test. A parsley allergy test checks whether your immune system reacts to proteins found in parsley. It is usually ordered when someone has allergic symptoms after eating parsley or foods seasoned with it, or when a broader food allergy panel is being evaluated. The test uses a blood sample, and results are typically available in 1–3 business days.
- Sample type
- blood
- Category
- Allergy
- Turnaround
- 1-3 business days
- Price
- $49
- Referral
- Not required
A parsley allergy test checks whether your immune system reacts to proteins found in parsley. It is usually ordered when someone has allergic symptoms after eating parsley or foods seasoned with it, or when a broader food allergy panel is being evaluated. The test uses a blood sample, and results are typically available in 1–3 business days.
What it measures
- Parsley-specific IgE — The main marker; IgE is an immune protein linked to allergy.
- Total IgE — A general measure of allergic antibody level, sometimes included for context.
- Related food-specific IgE — May check celery, carrot, or mugwort-family plants that can cross-react.
- Cross-reactive allergen markers — Proteins shared between parsley and similar plants that may explain reactions.
Who it is for
A doctor or allergist typically orders this test after a history of symptoms such as hives, itching, or swelling after eating parsley. It may also be part of a larger food allergy workup.
Preparation
No fasting is required. Tell the lab about any antihistamines or other medications you take, because some can 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 these numbers alongside your symptoms and history, since a positive result alone does not always mean a true allergy. This is general information, not medical advice; discuss your results 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 parsley 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 fast before this test?
No. You can eat and drink normally unless your clinician gives other instructions.
How long does it take to get results?
Most labs return results in 1–3 business days.
Can this test tell me if I am truly allergic to parsley?
It shows whether your blood has IgE to parsley, but only a clinician can combine that with your symptoms to assess true allergy.
What if my result is positive but I have no symptoms?
A positive result without symptoms may not mean a real allergy. Your clinician can explain what it means for you.