Antimicrobial
NORLEUCYL S-FROG OCTAPEPTIDE-1 D-LEUCYL D-LYSYL TRIPEPTIDE-90 AMIDE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A 13-aa synthetic peptide blending frog-derived antimicrobial sequences, D-leucine, D-lysine, and norleucine. Designed for anti-acne and anti-sebum effects; data is mostly proprietary, so use with awareness.
Function
Skin benefits
- Antimicrobial activity from frog-derived octapeptide motif
- D-amino-acid stabilization improves resistance to skin proteases
- Targets sebum-related bacteria in oily/acne-prone skin
Known concerns
- Antimicrobial peptides may disturb skin microbiome with chronic use
- Limited public safety data beyond INCI/manufacturer claims
- Synthetic D-amino acids are not naturally cleared by all enzymes
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.