GHK-Cu

Moderate

Copper tripeptide-1

A naturally occurring copper-binding tripeptide studied in skin and wound contexts, including some human cosmetic research.

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Chemical & identity

Sequence: GHK (Gly-His-Lys) + Cu²⁺
Molecular weight: 340.8 g/mol (GHK)
Class: Copper-binding tripeptide

Chemical/structural fields are auto-pulled and source-linked; mechanism and half-life are hand-curated with citations.

Mechanism (curated)

GHK binds copper and is studied for signaling related to skin remodeling. Claims are hand-curated and cited.

Research

Study	Model	Evidence	Year
GHK-Cu in skin regeneration	Human (skin)	Moderate	2015

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Last reviewed June 3, 2026

Research/informational use only; not medical advice. Legal status varies by jurisdiction and changes over time — any status note is dated. Example profile with placeholder data.