Synthetic cosmetic peptide
ACETYL OCTAPEPTIDE-59
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Acetyl Octapeptide-59 is a synthetic acetylated peptide used as a skin-conditioning signal peptide in anti-aging and pigmentation-focused formulations. It is generally well tolerated with limited independent clinical data.
Function
Skin benefits
- Synthetic signal peptide for skin conditioning
- Targets pigmentation or anti-aging pathways depending on formulation
- Low irritation potential at typical use levels
- Stable in modern cosmetic emulsions
Known concerns
- Limited published clinical evidence
- Marketing claims may exceed substantiated effects
- Variability in synthesis purity between suppliers
References
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.