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Emulsifier

PEG/PPG-18/18 DIMETHICONE

78

Safety score · 0–100

Fine

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

A silicone emulsifier used in water-in-silicone sunscreens and long-wear makeup. Skin-friendly but, like all silicones, not biodegradable.

Function

SURFACTANT - EMULSIFYING

Skin benefits

  • Water-in-silicone emulsifier
  • Enables long-wear sunscreen and makeup
  • Smooths skin feel
  • Very low irritation

Known concerns

  • Silicone polymer, non-biodegradable
  • PEG/PPG class purity checks
  • Pure processing aid

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.