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Skin Conditioning

NONAPEPTIDE-21

Updated
82

Safety score · 0–100

Good

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

About

A synthetic 9-amino-acid peptide designed to support skin repair and reduce signs of irritation. Used in anti-aging and soothing skincare; well-tolerated though efficacy data is mostly proprietary.

Function

SKIN CONDITIONING

Skin benefits

  • Skin conditioning
  • Supports skin repair signalling
  • Reduces appearance of irritation
  • Synthetic peptide with defined sequence

Known concerns

  • Limited published efficacy data
  • Peptide bioavailability via skin is debated

References

EU

EU CosIng database

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

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ACETYL CITRULL AMIDO ARGININE
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.