Film Former
ISOPRENE/MA/METHOXY PEG-40 COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
An isoprene/maleic-anhydride/PEG-40 copolymer used as a film-former. Large polymer, low skin absorption, but PEG component grade quality drives the overall safety story.
Skin benefits
- Film former — improves wear and water resistance
- Texture/viscosity modifier
- Compatible with both oil and water phases
Known concerns
- PEG residual ethylene oxide and 1,4-dioxane depend on grade
- Limited skin penetration but data is grade-dependent
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.