GHK-Cu: The Copper Peptide in Research
An Introduction to This Copper-Binding Peptide and Its Research Applications
Short answer: GHK-Cu is a naturally occurring tripeptide (glycine-histidine-lysine) that binds copper ions. It is studied in research on tissue remodelling, collagen synthesis and gene expression.
Last updated: 20 October 2026
Introduction
GHK-Cu (Glycyl-L-Histidyl-L-Lysine-Copper) is a naturally occurring copper-binding peptide that has attracted attention in scientific research. Found in human plasma, saliva, and urine, GHK-Cu is studied for its potential interactions with wound healing, tissue remodeling, and cellular signaling processes.
What Is GHK-Cu?
GHK-Cu is a tripeptide (3 amino acids: glycine, histidine, lysine) that naturally binds to copper ions (Cu²⁺). This copper complex is considered to play a role in various biological processes.
Key properties:
- Tripeptide: Gly-His-Lys
- Binds copper ions (Cu²⁺)
- Molecular weight: ~340.5 g/mol (peptide only)
- Naturally occurring in human body
Applications de recherche
Researchers study GHK-Cu for its potential role in:
- Tissue repair and remodeling
- Collagen synthesis
- Antioxidant activity
- Gene expression modulation
- Skin biology research
Conclusion
GHK-Cu represents a unique intersection of peptide and mineral research. Its copper-binding properties and potential interactions with cellular processes make it a valuable subject of study.
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Questions fréquentes
What is GHK-Cu made of?
Three amino acids – glycine, histidine and lysine – bound to a copper ion (Cu²⁺).
Where is GHK-Cu found naturally?
It is found in human plasma, saliva and urine.
What is GHK-Cu studied for?
Tissue repair and remodelling, collagen synthesis, antioxidant activity, gene expression and skin biology research.
Related: GHK-Cu 50mg · Lab reports (COA)