---
title: "% Bioavailable Testosterone Test: What It Measures"
description: "It shows what percent of your total testosterone is usable by tissues, helping spot SHBG-related issues—order through Vitals Vault with Quest labs."
canonical: "https://www.vitalsvault.com/biomarkers/testosterone-bioavailable"
last-updated: 2026-08-22
---

# % Bioavailable Testosterone Test: What It Measures

> It shows what percent of your total testosterone is usable by tissues, helping spot SHBG-related issues—order through Vitals Vault with Quest labs.

---

Canonical HTML: https://www.vitalsvault.com/biomarkers/testosterone-bioavailable
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