Molecular Formula: C₁₄H₂₄N₆O₄Cu
Base Peptide Formula: (GHK) C₁₄H₂₄N₆O₄ Peptide 
CAS Number: 49557‑75‑7 (GHK), 89030‑95‑5 (Cu complex)
Peptide Sequence: Gly‑His‑Lys
COA (certificate of analysis) provided: GHK-Cu COA 99.71%
Purity: 99.7% HPLC

Product Video:

🧪 What Makes It “GHK‑Cu”

The GHK tripeptide binds Cu²⁺ with extremely high affinity

The copper ion does not add amino acids — it forms a coordination complex

The result is the well‑known GHK‑Cu copper peptide used in regenerative and cosmetic research

GHK‑Cu is a naturally occurring copper‑bound tripeptide known for its roles in wound‑healing, tissue regeneration, and skin/hair rejuvenation, with research highlighting its antioxidant, anti‑inflammatory, and collagen‑stimulating activity.
It appears in human plasma, saliva, and urine, and its levels decline with age.
What GHK‑Cu Is;
GHK‑Cu (Copper Tripeptide‑1) is a complex of the tripeptide GHK (Gly‑His‑Lys) bound to a copper(II) ion.It was first isolated from human plasma and later found in multiple tissues and fluids.
Researchers study it because it combines peptide signalling with copper‑dependent enzymatic activity, making it unusually potent for its size.
Key Research Functions

Wound‑healing activation — GHK‑Cu promotes repair responses and attracts immune cells.

Collagen & ECM stimulation — boosts collagen and glycosaminoglycan synthesis in fibroblasts.

Anti‑inflammatory effects — reduces inflammatory signalling and oxidative stress markers.

Angiogenesis support — encourages new blood‑vessel growth in regeneration models.

Gene‑expression modulation — influences pathways related to tissue repair and copper signalling.

Hair & skin rejuvenation research — widely studied for cosmetic and dermatological applications.

Why It’s So Widely Used in Research
GHK‑Cu is unusual because it is both small and highly bioactive. Its copper‑binding ability allows it to participate in:

antioxidant defence

enzymatic copper transport

tissue‑repair signalling

gene‑modulation pathways

This makes it a favourite in skin biology, hair‑growth studies, and regenerative‑medicine research.

Legal and Safety Information;
Quantum Peptides products are provided exclusively for laboratory research and educational use.
They are not approved for human or veterinary applications.
These materials are not intended to diagnose, treat, cure, or prevent any medical condition.
All use must adhere to applicable laws and regulatory requirements.

“The photo is for illustration purposes only and includes as much product information as possible. Bottle labels wrap around the container and may vary slightly in design & between batches as part of our anti‑counterfeiting measures.”