---
title: "GHK Cu peptide: uses, safety, and evidence"
description: "GHK Cu peptide is a copper-binding peptide studied mainly for skin and tissue effects, but it is not an FDA-approved drug. Here is what evidence shows."
canonical: "https://www.vitalsvault.com/treatment-learn/peptide"
last-updated: 2026-08-22
---

# GHK Cu peptide: uses, safety, and evidence

> GHK Cu peptide is a copper-binding peptide studied mainly for skin and tissue effects, but it is not an FDA-approved drug. Here is what evidence shows.

---

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