Dermal and melanocortin research
GHK-Cu
Lyophilized dermal or melanocortin research peptide
GHK-Cu is a copper tripeptide research compound connected to dermal matrix, collagen, extracellular-matrix, and wound-model literature.
This product has an available COA with reported batch details and test results.
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Get catalog updatesFor laboratory research use only. Not for human or veterinary use. Not intended to diagnose, treat, cure, mitigate, or prevent disease.
Keep sealed, cold, dry, and protected from heat swings. Confirm product-specific storage on arrival.
Packed for transit stability with order support available for warm-weather routes.
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Research context
GHK-Cu research profile
GHK-Cu is the copper complex of the naturally occurring tripeptide glycyl-L-histidyl-L-lysine. It is studied in dermal, extracellular-matrix, wound, and cell-signaling models involving copper transport, collagen and elastin markers, fibroblast behavior, tissue remodeling, and gene-expression changes. Experimental outcomes can depend on copper loading, formulation, concentration, cell type, and delivery system, so literature on a finished topical formulation is not automatically comparable with isolated research material. GHK-Cu is most useful when a project specifically requires a copper-binding peptide reference rather than a general repair peptide. Product identity, copper complex status, amount, and batch documentation should be reviewed together.
Molecular class
Copper-binding tripeptide complex
Sequence / composition
- G
- H
- K
Defined amino-acid chain, shown in standard one-letter notation.
Research design note
Copper coordination, oxidation state, free copper, and formulation strongly influence the experimental system.
Proposed mechanism
GHK binds copper(II), forming a copper-peptide complex proposed to influence copper delivery, gene expression, extracellular-matrix remodeling, antioxidant enzymes, inflammatory signaling, and activity of fibroblasts and other repair-associated cells.
Effects reported in studies
- Cell and animal studies reported increased collagen, elastin, glycosaminoglycan, fibroblast activity, angiogenesis, and wound closure in selected models.
- Topical formulation studies reported changes in skin density, appearance, or fine-line measurements under formulation-specific conditions.
- Effects depend on copper complexation, concentration, formulation, penetration, cell type, and the biological model.
Common research endpoints
Copper binding, collagen and elastin synthesis, matrix metalloproteinases, fibroblast migration, antioxidant markers, inflammatory cytokines, wound closure, skin imaging, and histology.
Evidence and limitations
Mechanistic and preclinical evidence is substantial, with some formulation-specific human cosmetic data. Results from finished formulations do not establish effects of isolated powder.
External reading
Literature for context—not product proof.
Third-party sources describe their own research materials and methods. They do not validate a specific Azure catalog batch.
Support and documentation
Questions about this product?
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