Antimicrobial
PALMITOYL OLIGOPEPTIDE-257 AMIDE
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A palmitoyl-anchored oligopeptide with antimicrobial activity used at trace levels in skin care formulations. Lipopeptide chemistry is generally well tolerated; specific cosmetic data on -257 is limited.
Function
Skin benefits
- Antimicrobial activity at low doses
- Lipid anchor improves skin affinity
- Trace-use cosmetic active
Known concerns
- Limited published cosmetic safety data
- Rare peptide sensitisation
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related antimicrobials
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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.