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Rubella Antibodies Test (IgG & IgM)

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About Our Rubella Antibodies Test (IgG & IgM)

The Rubella IgG and IgM Antibody Test is a comprehensive blood test that determines your immunity status and helps identify whether you have a current or past rubella infection. By measuring both IgG and IgM antibodies, this test provides a clearer and more complete picture of your exposure to the rubella virus.

IgG antibodies indicate long-term immunity, typically from prior vaccination or previous infection. If IgG antibodies are present, you are generally considered protected against rubella. IgM antibodies, on the other hand, are usually present during a recent or active infection. Measuring both markers allows healthcare providers to distinguish between immunity, past infection, and a potential current infection.

Rubella, also known as German measles, is often a mild illness in children and adults. However, it can have devastating consequences during pregnancy. Infection in early pregnancy can lead to miscarriage, stillbirth, or congenital rubella syndrome, which may cause severe birth defects, including hearing loss, heart abnormalities, and developmental delays.

Because of these risks, this dual antibody test is especially important for women who are pregnant or planning to become pregnant, as well as for individuals who need documented proof of immunity for school, healthcare employment, or immigration purposes.


What Is Included In This Test?

This panel measures:

  • Rubella IgG antibodies, indicating immunity or past infection
  • Rubella IgM antibodies, indicating recent or active infection

Results help determine immunity status and potential current infection.


Why Does This Test Matter?

Rubella infection during pregnancy can result in serious and irreversible complications for the developing fetus. Early detection of a current infection or confirmation of immunity is critical for protecting maternal and fetal health.

Many adults are unsure of their vaccination history. This test eliminates uncertainty by clearly identifying whether protective antibodies are present.

Unlike IgG-only testing, this combined IgG and IgM panel can detect a recent infection, making it especially valuable if symptoms are present or recent exposure is suspected.

By confirming immunity or identifying infection, this test supports timely medical decisions and helps prevent the spread of rubella in schools, workplaces, and communities.


Who Should Consider This Test?

You should consider this test if you:

  • Are pregnant or planning pregnancy
  • Have been exposed to someone with rubella
  • Have symptoms such as rash or fever
  • Need proof of rubella immunity
  • Are unsure of your vaccination history
  • Work in healthcare or childcare settings

Convenient, No-Appointment Testing

To complete your test:

  1. Order online through our website
  2. Use the lab locator to find a nearby testing location
  3. Walk in; no appointment required
  4. Access your results securely in your HealthLabs.com account within one to three business days

110% Price Guarantee!

If you find the same test for a lower price from a comparable provider, contact us. We not only match the price, we beat it by an additional 10 percent of the difference.


Common Questions:

What is the difference between IgG and IgM antibodies?

IgG indicates past infection or immunity, while IgM suggests a recent or active infection.

Can this test diagnose a current rubella infection?

Yes the presence of IgM antibodies may indicate a recent or active infection.

Will anyone see my results besides me?

Your results are stored in your secure online account. They are not shared with anyone else. If you choose, you can print or download them to share with your own doctor.

Do I need to fast before this test?

Fasting is not required for this panel. You can eat and drink normally unless your doctor has given you other instructions.

Can I talk to someone about my results?

Yes. If your results come back abnormal or if you simply have questions, our team is here to support you. You can text our Patient Services team at 1800-579-3914.

Can I use insurance to pay for this test?

In order to ensure your privacy, we do not bill insurance directly, but you may use HSA or FSA funds. This keeps your results and testing completely private from insurers. We can also provide you with an itemized receipt for insurance reimbursement purposes if you need it.

What type of sample is required for this test?

This test requires a simple blood draw. No urine samples, swabs, or physical exams are involved.


Medically Reviewed by: 2026-02-13


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