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Film Former

POLYURETHANE-55

Updated
70

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A synthetic polyurethane film former — used to give long-wear, water-resistant feel in makeup, sunscreens and hair styling. Large polymer, low skin uptake; environmental persistence is the main caveat.

Function

NAIL CONDITIONING

Skin benefits

  • Film-forming on skin/hair
  • Long-wear water resistance
  • Improves spread and feel

Known concerns

  • Polymer composition is proprietary
  • Synthetic film former, not biodegradable
  • Inhalation risk if sprayed

References

EU

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.