DNA Twin Test
Conclusively determine twin zygosity.
All DNA tests are run 2x for absolute accuracy
No age limit
Private and confidential
Are you identical or fraternal twins? Conclusively determine twin zygosity
This DNA Twin Test is an ideal way to conclusively determine whether a set of twins are identical twins or fraternal twins.
The mouth swab can be collected quickly and discreetly in the privacy of your own home and sent to our laboratory for analysis. You will receive your results in your online account or by mail or email.
How it works
Choose the test that matches your need from our large array of tests. The kit will be delivered to your doorstep. There is no need to leave the comfort of your home.
Register and activate your test. Collect your sample and return sample to our lab as soon as possible, using the prepaid envelope included in the kit.
DNA samples will be tested as soon as they arrive at our lab. The results will be available through our secure online platform in 2 to 3 business days.
Here are some questions we often get. If you would like yours answered, please contact us.
Yes, the kit can be split and the sample collection components sent to each address separately. The collection components are individually barcoded, and will be tested together once the samples arrive at the laboratory. To order a split kit, please write the following into the Order notes box of the online order form “Please split kit”. Please also indicate the name and address to send each component. For example, please state “send one Twin’s portion to… (specify name and address)” and “send the other Twin’s portion to… (specify name and address)”.
No. Any of the DNA tests can be performed on individuals of any age, even newborns. If the patient is a minor, the legal guardian must sign the DNA testing consent form.
All test kits are stored at room temperature before and after sample collection.
No. Test kits can be stored indefinitely prior to sample collection. Test kits should be returned for testing within 3 months after sample collection.
DNA is collected by rubbing a brush gently inside the mouth against the cheek for 15 seconds. The collection is safe and painless.
Other Relationship Tests
Find out whether you are the biological grandparent of a grandchild.