Twin DNA Test (Zygosity Test)

The test includes two siblings. If you need to add more siblings please select an option below.

The standard test analyses 25 DNA markers. The enhanced test analyses an industry-leading 45 DNA markers and is the most powerful DNA test available. It allows more genetic material to be analysed, which strengthens the result and provides additional reassurance.

How fast do you require your test results? We can provide your test results the same business day or the next working day after delivery to our laboratory.

We offer FREE SHIPPING as standard. If you upgrade to Next Business Day Courier, orders must be received by 2pm to guarantee delivery the next business day.

Your kit will include everything required for the total number of people taking part in the test.
This option is therefore only required if people can’t get together to collect their samples.
You can enter these details at checkout.