Mushroom Allergy Test
Mushroom Allergy Test can be requested without a referral, and this overview covers what to expect. The Mushroom Allergy Test is a blood test that checks for allergic sensitization to mushrooms. It measures specific IgE antibodies, which are proteins your immune system may produce if it reacts to mushroom allergens. It is ordered when a person has symptoms like hives, swelling, or breathing problems after eating or handling mushrooms.
- Sample type
- blood
- Category
- Allergy
- Turnaround
- 1-3 business days
- Price
- $49
- Referral
- Not required
The Mushroom Allergy Test is a blood test that checks for allergic sensitization to mushrooms. It measures specific IgE antibodies, which are proteins your immune system may produce if it reacts to mushroom allergens. It is ordered when a person has symptoms like hives, swelling, or breathing problems after eating or handling mushrooms.
What it measures
- Specific IgE to mushroom — The main marker; shows if your immune system has made antibodies against mushroom proteins.
- Total IgE — Sometimes included to give a general sense of your overall allergic tendency.
- Cross-reactive allergens — May check for similar proteins in other molds or foods that can cause false-positive results.
Who it is for
This test is usually ordered by an allergist or primary care clinician when a patient reports allergic symptoms after eating or being around mushrooms.
Preparation
No fasting or special preparation is needed. You can eat and drink normally before the blood draw.
Results and what they mean
Results are reported as a number or class (for example, negative or positive) for each allergen tested. A clinician interprets these results along with your symptoms and history. This information is not medical advice; only your healthcare provider can diagnose an allergy.
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 mushroom 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 avoid mushrooms before the test?
No, you do not need to avoid mushrooms. The test measures antibodies already in your blood.
Can this test tell me if I will have a severe reaction?
No, it only shows sensitization. The severity of an allergy cannot be predicted from this test alone.
How long does it take to get results?
Results are typically available within 1 to 3 business days.
Is this test confidential?
Yes, your test results are kept private and shared only with you and your healthcare provider.