Film Former
METHOXY PEG-45 POLYLACTIC ACID
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A block copolymer of methoxy PEG-45 and biodegradable polylactic acid. Forms flexible films on hair, skin and nails; the PEG portion is purified to cosmetic grade so dioxane exposure stays minimal.
Function
Skin benefits
- Forms flexible breathable film
- Skin- and nail-conditioning
- Biodegradable PLA backbone
- Improves smoothness of textures
Known concerns
- PEG fraction carries trace 1,4-dioxane risk if unpurified
- Specialty polymer — limited independent 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 — always read the physical product label and consult a healthcare professional for personal concerns.