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TallyAge™ Test

Learn more about our cheek swab test and how it works.


How does the TallyAge™ test work?

Simply swab your cheek and drop the test kit in your mailbox. Our lab team will take care of the rest. Our TallyAge™ metric, developed from the world’s most comprehensive methylation data set of adult cheek cell DNA, gives an accurate and representat

Can I buy a TallyAge™ test without a membership?

Yes, you can order a single TallyAge™ test for a snapshot view into your biological age without the added benefits included in our subscription packages.

Should I take the TallyAge™ test while pregnant?

Pregnancy may impact your TallyAge™. That being said, it is still safe to take the biological age test if you are pregnant.

How often should I measure my biological age?

Based on published clinical trial data, we know that biological age changes can be seen as early as 3 months. As such, we would recommend quarterly testing to best understand how your lifestyle is influencing your unique rate of biological aging.

Do I need to pay for shipping to send my sample back to Tally?

No, your test kit includes a prepaid shipping label, so you won’t have to pay for shipping.

How do I collect my DNA sample?

Any questions? Email us at [email protected].

Do I need to register my sample collection kit?

Yes! Your kit will include a unique barcode to use when registering your TallyAge™ test. It is important to register prior to mailing your kit back to us. You can register your test kit here:

How long will it take to get my biological age test results?

Results may take anywhere from 4 to 6 weeks. You’ll receive an email once they’re ready to view!

What is your reportable TallyAge™ range?

Our next-generation TallyAge™ Test was trained on a large adult dataset spanning a wide age range. Since this test is optimized for adults and no pediatric samples were included during training, we've set a lower prediction limit of 18 years. If you