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Film Former

PERFLUOROBUTYLETHYL DIMETHICONE

Updated
35

Safety score · 0–100

Caution

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

About

A silicone modified with a perfluorobutyl group, part of the PFAS family. Used for water-resistant finishes. Persistent in the environment; the EU is phasing out cosmetic PFAS.

Function

SURFACTANT - FOAM BOOSTINGHAIR CONDITIONINGHUMECTANTSKIN CONDITIONINGSURFACTANT - CLEANSING

Skin benefits

  • Water and oil repellency
  • Long wear in cosmetics
  • Smooth slip

Known concerns

  • Contains short-chain perfluoro group (PFAS family)
  • Environmental persistence
  • Regulatory pressure to phase out PFAS in cosmetics

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 — always read the physical product label and consult a healthcare professional for personal concerns.