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Skin Conditioning

PALMITOYL TETRAPEPTIDE-157

Updated
70

Safety score · 0–100

Fine

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

About

A palmitoyl-tetrapeptide used at trace levels for skin-firmness signaling. The palmitoyl-peptide class is generally mild; this specific sequence has no public data.

Skin benefits

  • Palmitoyl-conjugated tetrapeptide for skin penetration
  • Class is associated with collagen-support signaling
  • Used at very low percentages

Known concerns

  • No public sequence or safety data for this specific peptide
  • Palmitoyl peptides have rare reports of irritation in sensitive users
  • Long-term outcomes unstudied

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.