Skin Conditioning
ACETYL TETRAPEPTIDE-40
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
An acetylated tetrapeptide for skin signaling. Acetyl peptides are usually stable and well-tolerated; specific safety data on this molecule is limited.
Function
Skin benefits
- Peptide signaling
- Improved stability via acetylation
- Low irritation
Known concerns
- No specific safety dossier
- Marketing-led data
- Trace residues 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.