FDA-approved blood test • Collected at home • Results online

A better way to assess prostate cancer risk—without an office exam.

ProstateGuard is an at-home blood test kit that measures the Prostate Health Index (phi) and helps many men and their clinicians decide with more confidence whether a prostate biopsy is truly necessary.

Order ProstateGuard See how it works
Upper‑arm collection
Using the Tasso® device—no fingerstick.
CLIA‑certified lab
Secure, HIPAA‑minded experience.
Actionable report
Plain‑language guidance for next steps.
Important: ProstateGuard does not diagnose cancer. It is designed to be used alongside clinical evaluation. Always discuss results and next steps with a qualified healthcare professional.
ProstateGuard Kit
$169.00
kit + shipping included
Includes everything needed to collect a blood sample at home and return it for analysis.
phi (Prostate Health Index) Tasso® upper‑arm device Prepaid return shipping Online results portal
Why men choose ProstateGuard
  • Less invasive than a traditional office exam.
  • More informative than PSA alone.
  • Designed to help avoid unnecessary biopsies for many patients.
  • Results reviewed by licensed clinical professionals.
Order kit Understand results
1

Collect at home

Apply the Tasso® device to your upper arm and press the button to collect a small sample.
2

Ship to the lab

Seal your sample and return it with prepaid, trackable shipping to a CLIA‑certified lab.
3

Get results online

Receive your phi score with clear explanations and guidance for next steps.

Confidence before a biopsy

Prostate biopsies can be uncomfortable and carry risks. ProstateGuard is designed to provide additional information so you and your clinician can make a more informed decision about whether biopsy is warranted.

Why phi? Clinician resources