---
title: "Immunoglobulins Panel (Serum) Test: What It Measures"
description: "It measures your main antibody levels (IgG, IgA, IgM) to assess immune patterns; order through Vitals Vault with Quest labs and PocketMD support."
canonical: "https://www.vitalsvault.com/biomarkers/immunoglobulins-panel-serum"
last-updated: 2026-08-22
---

# Immunoglobulins Panel (Serum) Test: What It Measures

> It measures your main antibody levels (IgG, IgA, IgM) to assess immune patterns; order through Vitals Vault with Quest labs and PocketMD support.

---

Canonical HTML: https://www.vitalsvault.com/biomarkers/immunoglobulins-panel-serum
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