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Skin Conditioning

TETRAPEPTIDE-55

86

Safety score · 0–100

Good

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

A synthetic four-amino-acid peptide marketed for skin conditioning and barrier support. The cosmetic peptide class is well tolerated at ppm levels; efficacy data is largely supplier-driven.

Function

SKIN CONDITIONING

Skin benefits

  • Skin conditioning peptide
  • Marketed for skin barrier support
  • Used at very low ppm — minimal irritation potential
  • 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.

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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.