What's this test for?

This test is ideal if you're experiencing hives, stomach upset, swelling, or other reactions after eating fish, particularly jack mackerel or scad. It helps if you have unexplained allergic symptoms and want to check whether your immune system is reacting to this specific fish. It's especially useful when skin testing isn't a good option, such as if you have a skin condition or you're taking antihistamines.

What happens after I get my results?

Your results will be available in your account, with the normal range explained next to your IgE value so you know what it means. If your result comes back elevated, a practical next step is to avoid jack mackerel/scad and closely related fish while paying attention to any symptoms, and consider retesting if your diet or symptoms change over time. You can download a standard lab report from your account at any time, and the trends feature lets you track this result if you test again in the future. If you ever experience a severe reaction like difficulty breathing or swelling of the throat, seek emergency medical care right away.

What symptoms indicate I may need this test?

Common signs include hives, itching, swelling of the lips or face, stomach cramps, nausea, or digestive upset shortly after eating fish. Some people also notice sneezing, a runny nose, or in more severe cases, trouble breathing after fish exposure. If these symptoms happen consistently after eating jack mackerel, scad, or similar fish, this test can help clarify whether an IgE-based sensitivity is involved.

How can I naturally support a fish allergy sensitivity?

The most effective approach is simply avoiding jack mackerel, scad, and cross-reactive fish species if your result is elevated. Reading food labels carefully and asking about ingredients when eating out can help you avoid accidental exposure. Some people find that keeping a food and symptom journal helps them spot patterns and avoid triggers more easily. Supporting overall gut and immune health with a balanced diet may also help your body handle occasional minor exposures better, though it won't eliminate a true sensitivity.

When will I get my results?

Results are typically ready within about 7 days of your sample being processed at the lab. You'll be notified as soon as your results are available in your account. This gives you a clear timeframe to plan any dietary changes or follow-up testing.

Who should consider this test?

Anyone who suspects they react to jack mackerel, scad, or fish in general is a good candidate for this test. It's especially useful for people with widespread skin conditions or those on antihistamines, since these can interfere with traditional skin allergy testing. Parents wondering if a child's symptoms are tied to fish consumption may also find this test helpful.

What does a high IgE result mean?

A high result means your immune system has produced antibodies that recognize jack mackerel/scad proteins, showing you're sensitized to this fish. This doesn't automatically mean you'll have a reaction every time you eat it, but it does mean your body is primed to respond. Many people with a high result choose to avoid the fish and monitor for symptoms closely.

What does a low or negative IgE result mean?

A low or negative result means your immune system likely isn't producing a significant IgE response to jack mackerel/scad. This makes a true allergy to this specific fish less likely, though it doesn't rule out other food sensitivities or non-IgE reactions. If you still experience symptoms after eating fish, it may be worth looking into other potential triggers.

What causes a high result on this test?

A high result happens when your immune system mistakenly identifies proteins in jack mackerel/scad as a threat and produces IgE antibodies against them. This can develop at any point in life, even if you've eaten the fish without issues before. Genetics, other existing allergies, and cross-reactivity with similar fish species can all play a role in developing this sensitivity.

How often should I retest?

If you've made dietary changes or avoided jack mackerel/scad after a high result, retesting in 6-12 months can help you track whether your sensitivity has changed. If your symptoms change significantly or you're reintroducing fish into your diet, retesting sooner may give you helpful information. Using the trends feature in your account makes it easy to compare results over time.

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.

Jack Mackerel/Scad IgE Test - Fish Allergy 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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