Film Former
SH-POLYPEPTIDE-121
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A lab-made human-collagen (type XXI) peptide designed to firm skin and form a protective film. Cutting-edge biotech with very limited safety data, so we keep it in the yellow caution tier.
Function
Skin benefits
- Skin firming claim
- Film-forming barrier support
- High-purity recombinant collagen
Known concerns
- Sparse safety publications
- Potential immunogenicity
- Novel collagen subtype
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related film formers
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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.