---
title: "Egg Mix Yolk And White F245 IgG Test: What It Measures"
description: "It measures IgG antibodies to egg proteins, which can reflect exposure and immune response, with convenient ordering and Quest draw access via Vitals."
canonical: "https://www.vitalsvault.com/biomarkers/egg-mix-yolk-and-white-f245-igg"
last-updated: 2026-08-22
---

# Egg Mix Yolk And White F245 IgG Test: What It Measures

> It measures IgG antibodies to egg proteins, which can reflect exposure and immune response, with convenient ordering and Quest draw access via Vitals.

---

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