Film Former
ACRYLONITRILE/BUTADIENE/STYRENE COPOLYMER
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A robust synthetic copolymer used in nail and hair products to form durable adhesive films. Cosmetic-grade material is well purified; residual monomer control and environmental persistence are the main considerations.
Skin benefits
- Forms a durable cosmetic film
- Improves adhesion in nail and hair products
- Stable, non-reactive in finished formulas
- Polymer with very low dermal absorption
Known concerns
- Residual acrylonitrile monomer is a hazard if not properly purified
- Microplastic-style polymer with environmental persistence concerns
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.