Film Former
GLYCERYL POLYISOBUTENYLSUCCINATE
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A high-molecular-weight glyceryl polyisobutenyl succinate polymer that forms emollient protective films on skin. Polymer size limits absorption and the molecule is well tolerated with no specific EU restrictions.
Function
Skin benefits
- Forms moisture-sealing films
- Provides emollient slip
- Helps water-resistance in formulas
Known concerns
- Possible heavy after-feel on oily skin
- Slight occlusion may bother acne-prone users
- Otherwise low-concern profile
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.