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Skin Conditioning

COPPER TETRAPEPTIDE-52 DIMER

72

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A copper-bound dimer of tetrapeptide-52, used as an anti-ageing peptide complex inspired by GHK-Cu. Generally well tolerated; mid-upper-yellow reflects formulation instability risks and limited independent clinical data.

Skin benefits

  • Anti-ageing peptide-copper complex signaling
  • Reported wound-healing and collagen-stimulating effects
  • Targeted skin remodelling in premium skincare

Known concerns

  • Copper peptides can be unstable in formulations with acids or strong antioxidants
  • Independent clinical evidence is limited
  • Higher copper-peptide doses are associated with mild irritation

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.