Film Former
HYDROXYBUTYL METHACRYLATE
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A reactive methacrylate monomer used in nail and lash polymer systems. Known skin and eye irritant and a documented sensitiser; not appropriate for direct skincare use.
Function
Skin benefits
- Reactive monomer for nail and lash polymer systems
Known concerns
- GHS skin and eye irritant
- Methacrylate monomer — known sensitiser, can cause allergic contact dermatitis
- Especially problematic in artificial nail and lash glue applications
- Should be fully polymerised before skin contact
- Not suitable as a free monomer in leave-on skincare
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.