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Peptide

PALMITOYL TETRAPEPTIDE-20

70

Safety score · 0–100

Fine

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

A palmitic-acid-conjugated four-amino-acid peptide used in firming and anti-aging serums. Mild profile typical of cosmetic peptides; evidence is largely supplier data.

Function

ANTIOXIDANT

Skin benefits

  • Lipopeptide for skin firming claims
  • Better skin penetration than free peptide
  • Used at trace levels — low irritation

Known concerns

  • Limited independent clinical evidence
  • Mostly proprietary efficacy data
  • Stability requires careful formulation

References

EU

EU CosIng database

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

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Same plant / compound family

84
PALMITOYL TETRAPEPTIDE-20 AMIDE
Hair Conditioning

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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.