Film Former
STEARYLVINYL ETHER/MA COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A stearyl-vinyl-ether / maleic-anhydride copolymer — a film-forming polymer for hair styling and color cosmetics. Large polymer size means low penetration; the only consideration is residual unreacted monomer.
Function
Skin benefits
- Film-forming polymer for hair styling and makeup
- Long-wear water resistance
- Large polymer — low skin penetration
Known concerns
- Maleic anhydride monomer can be irritating if not fully reacted
- Limited individual cosmetic dossier
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, so always read the physical product label and consult a healthcare professional for personal concerns.