---
title: "Coffee F221 IgG Test: What It Measures & What Results Mean"
description: "It measures IgG antibodies to coffee to support food-sensitivity troubleshooting, with convenient ordering and Quest-network collection through Vitals."
canonical: "https://www.vitalsvault.com/biomarkers/coffee-f221-igg"
last-updated: 2026-08-22
---

# Coffee F221 IgG Test: What It Measures & What Results Mean

> It measures IgG antibodies to coffee to support food-sensitivity troubleshooting, with convenient ordering and Quest-network collection through Vitals.

---

Canonical HTML: https://www.vitalsvault.com/biomarkers/coffee-f221-igg
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