Anchovy Allergy Test
This page explains the anchovy allergy test, what it measures, and how to arrange it. An anchovy allergy test checks your blood for antibodies that may indicate an allergic response to anchovy, a small fish often found in sauces, pizzas, and Caesar dressing. It is usually ordered when someone has had symptoms such as hives, swelling, stomach upset, or breathing trouble after eating anchovy or related fish.
- Sample type
- blood
- Category
- Allergy
- Turnaround
- 1-3 business days
- Price
- $49
- Referral
- Not required
An anchovy allergy test checks your blood for antibodies that may indicate an allergic response to anchovy, a small fish often found in sauces, pizzas, and Caesar dressing. It is usually ordered when someone has had symptoms such as hives, swelling, stomach upset, or breathing trouble after eating anchovy or related fish.
What it measures
- Anchovy-specific IgE — Antibodies made by the immune system that recognize anchovy proteins.
- Total IgE — A general measure of allergic antibody levels in the blood.
- Fish allergen components — Specific proteins in fish that can help show how likely a reaction is.
- Cross-reactive fish markers — Proteins shared with other fish that may explain reactions to more than one type.
Who it is for
A doctor or allergist typically orders this test after a suspected reaction to anchovy or other fish. It may also be used when a person with a known fish allergy needs clearer information about which fish to avoid.
Preparation
No fasting is required for this blood test. Tell your clinician about any antihistamines or other medicines you take, because some can affect allergy test results.
Results and what they mean
Results are reported as a level or class for anchovy-specific IgE, often alongside total IgE and component markers. A clinician interprets these numbers together with your symptoms and history, since a positive result alone does not always mean you are allergic. 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 anchovy 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 anchovy?
Not always. A positive result shows that your immune system has made antibodies to anchovy, but only a clinician can confirm an allergy after reviewing your symptoms and history.
Can I eat other fish if I react to anchovy?
Some people react only to certain fish, while others react to many. Your clinician can help you understand which fish may be safe based on your results.
Do I need to stop my allergy medicine before the test?
Antihistamines generally do not affect IgE blood tests, but other medicines might. Ask your clinician before changing anything.
How long does it take to get results?
Results are usually available within 1 to 3 business days, though timing can vary by laboratory.