Film Former
PEG-400/1,4-BUTANEDIOL/SMDI COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A PEG-400/butanediol/SMDI copolymer used as an absorbent in skincare and makeup. The cured polymer is inert; supplier control over residual diisocyanate and PEG dioxane keeps it firmly in yellow.
Function
Skin benefits
- Absorbent in skincare and color cosmetics
- Contributes to long-wear and oil control
- Compatible with both aqueous and emulsion bases
Known concerns
- PEG-400 component requires controlled 1,4-dioxane levels
- Built on SMDI; supplier must control residual diisocyanate
- Limited cosmetic-specific clinical data
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.