Film Former
TOSYLAMIDE/EPOXY RESIN
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A tosylamide-based resin used as a hard, glossy film former in nail polish. The class is a well-documented contact allergen, especially in nail-care users.
Function
Skin benefits
- Nail-polish film former
- Improves adhesion and gloss
- Hard wear film for nails
Known concerns
- Tosylamide-formaldehyde resin family is a recognized contact allergen
- Possible residual formaldehyde
- Not used in leave-on skin products
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.