Skin Conditioning
OLIGOPEPTIDE-131
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
An 11-amino-acid synthetic peptide containing cysteines for disulfide-style interactions with skin proteins. Trace use levels and the cosmetic-peptide class profile keep tolerance high.
Function
Skin benefits
- Skin conditioning peptide
- Cysteine residues offer disulfide-bond chemistry
- Used at sub-ppm levels
- Low irritation
Known concerns
- Limited public efficacy dossier
- Trace synthesis residuals possible
References
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 — always read the physical product label and consult a healthcare professional for personal concerns.