The DNA360 & PGx collection devices expire within 12-14 months. Check your order date prior to returning your sample to ensure it's viable for analysis.

US residents – use the prepaid FedEx mailer provided, you are required to track your order until it's received at the lab.

All other countries – the provided customs forms must be enclosed in your return package; it's also recommended to purchase tracking to ensure delivery.
*Contact clinicsupport@thednacompany.com if you need additional support returning your sample.