---
title: "Low Libido on Keto Diet: Causes, Fixes, and Lab Tests"
description: "Low libido on keto diet often comes from low energy availability, thyroid slowdown, or sex-hormone shifts. Targeted labs available at Quest—no referral."
canonical: "https://www.vitalsvault.com/symptoms/low-libido-on-keto-diet"
last-updated: 2026-08-22
---

# Low Libido on Keto Diet: Causes, Fixes, and Lab Tests

> Low libido on keto diet often comes from low energy availability, thyroid slowdown, or sex-hormone shifts. Targeted labs available at Quest—no referral.

---

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