---
title: "De Ritis Ratio (AST/ALT) Test: What It Measures"
description: "It compares AST to ALT to add context to liver enzyme results and possible causes, with easy ordering and Quest-based lab draws via Vitals Vault."
canonical: "https://www.vitalsvault.com/biomarkers/de-ritis-ratio"
last-updated: 2026-08-22
---

# De Ritis Ratio (AST/ALT) Test: What It Measures

> It compares AST to ALT to add context to liver enzyme results and possible causes, with easy ordering and Quest-based lab draws via Vitals Vault.

---

Canonical HTML: https://www.vitalsvault.com/biomarkers/de-ritis-ratio
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