Peptide
NONAPEPTIDE-29 PENTAPEPTIDE-4
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A cosmetic peptide blend used in anti-aging skincare to support a smoother, firmer look. Generally well tolerated with low irritation risk, but real-world benefits depend mostly on supplier data.
Skin benefits
- Signal peptide blend marketed for anti-aging and firmness support
- Used at low concentrations typical of cosmetic peptides
- Generally well tolerated on intact skin
Known concerns
- Efficacy claims supported mainly by supplier and in vitro data
- Limited independent clinical validation
- Possible irritation in very sensitive users
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related peptides
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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.