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Film Former

PERFLUORONONYLETHYL CARBOXYDECYL HEXACOSYL DIMETHICONE

Updated
25

Safety score · 0–100

Caution

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

About

A dimethicone studded with a C9 perfluoroalkyl tail (PFAS) and a C26 hexacosyl chain — high-performance long-wear waterproofing for makeup. Long-chain PFAS chemistry is the EU's top-priority cosmetic phase-out target under REACH.

Function

SKIN CONDITIONING - EMOLLIENTSKIN CONDITIONING - OCCLUSIVE

Skin benefits

  • Long-wear waterproof and oil-proof films
  • Combines hexacosyl emolliency with PFAS repellency
  • Highly stable in finished product

Known concerns

  • C9 perfluoroalkyl side chain is long-chain PFAS
  • ECHA REACH restriction scope captures this class
  • Environmental persistence and bioaccumulation
  • EU cosmetic phase-out expected

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.