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Pregnant mother representing a non-invasive prenatal paternity test

PaternitySafe Prenatal Paternity Test Non-invasive testing from 10 weeks

From

Price range: £795.00 through £855.00

Sample type required:
Blood & Buccal Cheek Swab Samples
Results within:
15
Working Days*
*Please note: The turnaround time quoted above applies from the date your sample is received by our referral laboratory partner. This excludes the time required for your test kit to be delivered, the return transit of your sample, and any time your sample is awaiting collection from your home or place of work.

Key information about this test

PaternitySafe is a non-invasive prenatal paternity test available from 10 weeks of pregnancy. The laboratory compares cell-free DNA in a maternal blood sample with DNA from the alleged father’s Buccal Cheek Swab and reports whether he is supported or excluded as the biological father.

This gives you private access to a laboratory relationship report before birth without taking a sample directly from the pregnancy. It can provide earlier clarity when waiting until after birth would not suit your circumstances.

A qualified healthcare professional must collect the maternal blood sample, either locally or through My DNA Lab’s mobile phlebotomy service within mainland UK. The alleged father can collect his Buccal Cheek Swab at home. Once both samples are ready, contact us and we will arrange their return to the laboratory together.

Important notice
Depending on the test variation selected, the laboratory may require both a blood sample and a buccal cheek swab to produce conclusive results. The ordering process will clearly indicate which sample(s) are required for your chosen test before you complete your purchase.
If both sample types are required, please ensure they have both been collected and are ready for collection before notifying us, as they must be returned to the laboratory together.
How to provide us with your Blood Sample:
Choose from one of the following collection options when ordering this test
Mobile Phlebotomy Service
For a fee, we arrange for a qualified mobile phlebotomist to visit you and collect your sample at a time and place to suit you
Arrange Your Own Blood Collection
You can arrange for your own blood sample collection with either a GP practice or private hospital in your area
How to provide us with your Buccal Cheek Swab Sample:
Home Sample Collection
Collect your sample from the comfort of your own home using the buccal cheek swab included within your test kit. Once you've completed your sample using the step-by-step instructions provided, we'll arrange collection directly from your home.
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Understanding PaternitySafe

How does the non-invasive prenatal paternity test work?

During pregnancy, small pieces of DNA from the placenta circulate in the pregnant woman’s blood. This is called cell-free DNA. PaternitySafe analyses this DNA and compares selected markers with the alleged father’s Buccal Cheek Swab.

Using this comparison, the report states whether the tested man is supported or excluded as the biological father of the pregnancy. Because no sample is taken directly from the pregnancy, the test avoids the procedure-related risk associated with collecting a prenatal sample through CVS or amniocentesis.

You can read more about the method and exact sample requirements in the PaternitySafe brochure under ‘Test provider and further information’ further down this page.

Who may PaternitySafe be suitable for?

PaternitySafe may suit you if you want to assess biological paternity during a singleton pregnancy rather than wait until after birth. Testing is available from 10 weeks, provided the pregnant woman and one alleged father can supply the required samples.

The standard test is designed around this sample combination. If you know that you are expecting twins or triplets, the pregnancy has involved a vanishing twin, or donor eggs or sperm, IVF or a surrogate are involved, contact My DNA Lab before purchasing. We can check the current laboratory requirements and explain whether PaternitySafe is available for your circumstances.

Please also contact us if more than one alleged father needs to be considered or if the possible fathers are close biological relatives. These circumstances can affect how the DNA comparison is interpreted and may require a different testing approach.

What can your result tell you?

Your report states whether the alleged father is supported or excluded as the biological father of the pregnancy. A result supporting paternity includes a probability greater than 99.9%, while an excluded result states that he is not supported as the biological father.

This percentage applies specifically to a result supporting paternity, rather than serving as a general accuracy figure for every possible outcome.

Using your PaternitySafe report

My DNA Lab supplies the complete laboratory relationship report, and you decide how to use it in your personal circumstances. If the result forms part of a civil or legal matter, the organisation receiving it may set its own evidence requirements. My DNA Lab does not provide legal advice or confirm that the report will meet those requirements.

If you would like additional support, free genetic counselling is available both before and after PaternitySafe. A pre-test session can explain the sampling process, while a post-test session can help you understand the report. Contact My DNA Lab and we will put you in touch with a representative from the testing provider. Genetic counselling does not include legal advice.

Sample and collection details

  • Sample from the pregnant woman: 10 ml blood, collected by a qualified healthcare professional
  • Sample from the alleged father: Buccal Cheek Swab collected at home
  • Available from: 10 weeks of a singleton pregnancy
  • Price: £795 with maternal blood collection arranged through your own qualified healthcare professional; £855 with My DNA Lab mobile phlebotomy within mainland UK

Preparing your PaternitySafe samples

Before collection, both named participants should understand the purpose of the test, which samples will be compared and how the result will be delivered. Each person should use only the kit components labelled for them.

Because the laboratory compares both samples in one analysis, they must be returned together. Wait until the maternal blood sample and Buccal Cheek Swab are ready before contacting us to arrange collection. Check that each name, date of birth and sample label matches the order details, as this helps prevent avoidable delays.

PaternitySafe compares DNA from the pregnancy with DNA from one alleged father. If another possible father needs to be considered, contact My DNA Lab before purchasing so we can explain whether a different testing approach is needed. Only return the samples requested for your order.

If the order is sensitive, choose an email address and phone number that are private and safe for you to access. We use these details for order updates and result delivery. Only send identity documents when the kit or laboratory instructions specifically request them.

Test provider and further information

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How it works

Access to comprehensive testing, made easier

Swipe through the tiles to find out more

Step 1
Choose a test

Select the test that best suits your needs.
During checkout, choose your preferred sample collection option (if opting for a blood test) and complete your purchase securely via our website.

Step 2
Receive your test kit

We send your test kit with clear, easy to follow instructions.
Once your Blood & Buccal Cheek Swab Samples has been collected, simply contact us to arrange collection and we’ll ensure it reaches the laboratory safely.

Step 3
Your results

Once processed, the laboratory generates your report.
We’ll notify you as soon as your results are ready and deliver your full report to you securely.
It's as easy as... 1, 2, 3!

Step 1
Choose a test

Select the test that best suits your needs.
During checkout, choose your preferred sample collection option (if opting for a blood test) and complete your purchase securely via our website.

Step 2
Receive your test kit

We send your test kit with clear, easy-to-follow instructions.
Once your sample is ready, simply contact us to arrange collection and we’ll ensure it reaches the laboratory safely.
(If your test requires a blood sample, this will be collected in line with the option selected at checkout.)

Step 3
Your results

Once processed, the laboratory generates your report.
We’ll notify you as soon as your results are ready, provide a clear overview, and deliver your full report securely.
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