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Skin Conditioning

TETRAPEPTIDE-63

Updated
86

Safety score · 0–100

Good

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

About

A synthetic four-amino-acid peptide built from glutamic acid, isoleucine, lysine, and methionine. Marketed for skin renewal and barrier function; safe at ppm cosmetic doses.

Function

SKIN CONDITIONING

Skin benefits

  • Skin conditioning peptide
  • Marketed for skin renewal and barrier support
  • Used at very low ppm — minimal irritation
  • Synthetic, well-defined sequence

Known concerns

  • Efficacy claims often supplier-driven
  • Theoretical sensitization (rare for peptides)

References

EU

EU CosIng database

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

Related skin conditionings

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