Film Former
PEG/PPG/BUTYLENE/DIMETHICONE COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A complex PEG/PPG-butylene-dimethicone block copolymer used as a film-former and emulsifier in long-wear cosmetics. Generally well tolerated; minor PEG-related dioxane caveat at unpurified grades.
Function
Skin benefits
- Forms flexible long-wear film
- Improves transfer resistance
- Stabilizes water-silicone emulsions
- Smooth, non-greasy skin feel
Known concerns
- Trace dioxane possible in PEG portion (mitigated by purified grades)
- Synthetic polymer; not biodegradable
- Limited published toxicology — relies on class-analogy
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.