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Skin Conditioning

TETRAPEPTIDE-23

72

Safety score · 0–100

Fine

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

A synthetic tetrapeptide used in firming/anti-aging cosmetics. Standard cosmetic-peptide profile - low irritation, modest evidence base.

Function

SKIN CONDITIONING

Skin benefits

  • Synthetic four-amino-acid peptide
  • Marketed for skin firmness/elasticity
  • Low irritation

Known concerns

  • Mystery peptide - thin independent evidence
  • Efficacy claims often poorly supported

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, so always read the physical product label and consult a healthcare professional for personal concerns.