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Skin Conditioning

PENTAPEPTIDE-29 CYSTEINAMIDE

70

Safety score · 0–100

Fine

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

A short synthetic peptide ending in cysteinamide for antioxidant signaling. Class is low-irritation at trace levels; published safety data is thin.

Skin benefits

  • Synthetic five-amino-acid peptide
  • Cysteinamide tail for antioxidant capacity
  • Used at trace concentrations

Known concerns

  • Cysteine residue can oxidize
  • Proprietary peptide with limited data
  • Efficacy claims often unverified

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.