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Film Former

PENTAERYTHRITOL/TEREPHTHALIC ACID COPOLYMER

72

Safety score · 0–100

Fine

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

A polyester-type polymer (PET-related chemistry) used as a film former for nail polish, mascara, and long-wear products. Inert on skin but raises microplastic questions in rinse-off.

Function

FILM FORMING

Skin benefits

  • Long-wear film and gloss
  • Color holdout

Known concerns

  • Microplastic in rinse-off products
  • Environmental persistence
  • Sparse compound-specific data

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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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.