---
title: "What autoimmune disease causes hair loss? Guide"
description: "Which autoimmune disease causes hair loss? Most often alopecia areata, but lupus and thyroid autoimmunity can contribute. Labs can help."
canonical: "https://www.vitalsvault.com/treatment-learn/autoimmune-disease-hair-loss"
last-updated: 2026-08-22
---

# What autoimmune disease causes hair loss? Guide

> Which autoimmune disease causes hair loss? Most often alopecia areata, but lupus and thyroid autoimmunity can contribute. Labs can help.

---

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