What's this test for?

This test is ideal if you're experiencing hives, itching, swelling, stomach upset, or breathing trouble after eating chub mackerel or other fish. It checks whether your immune system has developed a sensitivity to this specific fish allergen. This is especially useful if you suspect fish is triggering your symptoms but haven't pinpointed the exact cause.

What happens after I get my results?

Your results will show up in your account with a clear explanation of what a positive or negative IgE result means. If your result is positive, a practical next step is avoiding chub mackerel and related fish while paying attention to how your body reacts to similar seafood. You can download the standard lab report from your account at any time, and if you get tested again in the future you can track changes over time using the trends feature.

How can I naturally support my immune response to food sensitivities?

Eating a balanced diet rich in fruits, vegetables, and omega-3 sources other than fish (like flaxseed or walnuts) can help support overall immune balance. Reducing processed foods and managing stress may also help calm an overactive immune response. Keeping a food and symptom journal can help you identify patterns and avoid unnecessary exposure to trigger foods.

When will I get my results?

Results are typically ready within about 7 days of your sample being processed at the lab. You'll get a notification once your report is available in your account. If you need results sooner for an urgent situation, consider seeking medical care directly.

Who should consider this test?

Anyone who has noticed allergic-type symptoms like rash, swelling, digestive upset, or breathing issues after eating fish, especially chub mackerel, should consider this test. It's also useful for people with a family history of fish allergies who want to check their own sensitivity before eating fish regularly. Parents of children with suspected fish allergies may also find this helpful for early identification.

What symptoms indicate I may need this test?

Common signs include hives, itchy skin, swelling of the lips or face, stomach cramps, nausea, or diarrhea after eating fish. Some people also experience nasal congestion, coughing, or in severe cases, difficulty breathing. If symptoms happen consistently after eating chub mackerel or similar fish, this test can help confirm a sensitization.

What is IgE sensitization and why does it matter?

IgE is an antibody your immune system makes when it mistakenly identifies a harmless substance, like a food protein, as a threat. When you have IgE against chub mackerel, your body may react with allergy symptoms the next time you're exposed. Understanding this helps you make informed choices about avoiding trigger foods and managing your diet safely.

What does a positive result mean?

A positive result means your immune system has produced antibodies against chub mackerel, indicating sensitization. This doesn't automatically mean you'll have a severe reaction every time, but it does mean exposure could trigger symptoms. Reducing or avoiding chub mackerel in your diet is a reasonable first step, and watching for symptoms with any fish exposure is wise.

What causes a positive IgE result to fish allergens?

A positive result happens when your immune system has been exposed to proteins in chub mackerel and mistakenly flagged them as harmful. This can develop at any age, even if you've eaten fish without problems before. Genetics, gut health, and prior exposure patterns can all play a role in developing food sensitivities.

What should I do if my results are abnormal?

If your result is positive, start by avoiding chub mackerel and closely related fish species to see if your symptoms improve. Keep track of any reactions to other seafood, since cross-reactivity between fish types is common. If you ever experience severe symptoms like difficulty breathing or swelling of the throat, seek emergency medical care right away.

Getting your blood test with us is easy, private & backed by the power of science.Long story short: In the test options, use the filters or search box to narrow your choices and find the test you want. If you need a hand navigating through options, text our super friendly support team at 754-799-7833, and we'll provide tailored suggestions to help you find the ideal test. Once your order is placed, we’ll create your doctor’s lab order remotely, without any need for you to make a trip to a doctor in person or to talk to the doctor. Expect to receive your doctor’s lab order right in your inbox. It will also be in your patient portal if you need to find it later. We’ll also include instructions regarding fasting and other requirements for your test. Your patient portal will be auto-created hassle-free during checkout. If this is your first time ordering, you'll be prompted to create a password for instant login access to your patient portal. It's a quick way to conveniently access your orders and results whenever you want. When you’re ready, visit one of our 4,000 locations. Just bring your ID – no printing or faxing of your lab order is needed, as your order and details will already be in the lab system. Note that most lab locations don’t accept walk-ins, so it’s best to book an appointment in advance. Don’t worry – we’ll provide detailed instructions along the way. You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy! If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com and we'll gladly help you.

How do I know which test to get?

In the test options, find the test you want. If you’re not sure which test to get, we can lend a hand in finding the right option. Just text or call us at 754-799-7833, email us at support@privatemdlabs.com, and we'll gladly help you. We've got your back and reply quickly.

When will my lab results be available?

Most test results will be available within 1–3 business days. Once they're ready, we'll send an email and text message to let you know. After your blood draw, just hang tight and don't worry – we'll keep you updated and in the loop! If you have any further questions, please text us at 754-799-7833 or email support@privatemdlabs.com, and we'll gladly help you.

Is it possible to make changes to my lab order if I made a mistake with the name, date of birth, or any other details?

Absolutely! We totally understand that errors can happen. No worries, we're here to help you. Just reach out to us via text at 754-799-7833 or shoot us an email at support@privatemdlabs.com. Remember to include your order number and let us know the correct information you’d like to update. Our awesome team will jump right in and make sure everything is sorted out and accurate for you. There are no changes necessary if your address is wrong on the requisition though. We don’t mail anything out. Our lab requires an address to be listed to generate an order.

Do you accept health insurance?

Only HSA & FSA is accepted. Our services are strictly self-pay and cannot be submitted to your health insurance provider except for Health Savings Accounts or Flexible Savings Accounts. This policy applies to all insurance companies, including federal health insurance programs like Medicare. If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com.

Can I cancel my order?

Yes. We get it – sometimes your needs change. As long as your samples haven’t been collected yet, we’re happy to help you cancel your order. If you have any further questions, please text us at 754-799-7833 or email support@privatemdlabs.com. You can read more about our cancellation policy here.

How can I find a lab location near me?

During the ordering process, you’ll be able to select a specific lab near you, with no strings attached! You can switch it up later easily and visit any of our authorized locations as long as it’s the same lab company you selected your test for (Quest Diagnostics or Labcorp). Before you proceed with your order, feel free to browse through all our lab locations here. This will give you the peace of mind of knowing that there's a lab nearby your home, office or your favorite gym. If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com and we'll gladly help you.

Chub Mackerel Allergy Test - Fish IgE Screening

Getting your blood test with us is easy, private & backed by the power of science.

Long story short:

In the test options, use the filters or search box to narrow your choices and find the test you want.
If you need a hand navigating through options, text our super friendly support team at 754-799-7833, and we'll provide tailored suggestions to help you find the ideal test.
Once your order is placed, we’ll create your doctor’s lab order remotely, without any need for you to make a trip to a doctor in person or to talk to the doctor. Expect to receive your doctor’s lab order right in your inbox. It will also be in your patient portal if you need to find it later. We’ll also include instructions regarding fasting and other requirements for your test. Your patient portal will be auto-created hassle-free during checkout.
If this is your first time ordering, you'll be prompted to create a password for instant login access to your patient portal. It's a quick way to conveniently access your orders and results whenever you want.
When you’re ready, visit one of our 4,000 locations. Just bring your ID – no printing or faxing of your lab order is needed, as your order and details will already be in the lab system.
Note that most lab locations don’t accept walk-ins, so it’s best to book an appointment in advance. Don’t worry – we’ll provide detailed instructions along the way.
You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy!

754-799-7833

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