Skin Conditioning
SH-POLYPEPTIDE-12
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A recombinant human peptide based on a portion of interleukin-4 (IL-4) used in skincare for barrier-support claims. Conservatively scored due to cytokine-mimetic class.
Function
Skin benefits
- Recombinant human IL-4-derived peptide
- Skin barrier-supporting potential
- No skin penetration at peptide size
Known concerns
- Cytokine-mimetic peptide — theoretical immunomodulation
- Brand-proprietary efficacy data
- Recombinant production residues at trace levels
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, so always read the physical product label and consult a healthcare professional for personal concerns.