How to Collect Your Sample
At ZRT Laboratory, we are committed to making lab testing simple! The short videos below show how to collect a dried blood spot, saliva or dried urine sample for testing. We also provide links to printer-friendly instructions as well as special situations, such as collecting samples for a Fertility Profile or for Vitamin D only. If you have additional questions, you can also try the FAQ's page.
For your convenience, our Customer Service Department can be reached by e-mail at firstname.lastname@example.org or by phone, Monday through Friday from 6am-5Pm Pacific Time toll free at (866)600-1636 or locally at (503)466-2445.