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Cinnamate-siloxane UV filter

ISOPENTYL TRIMETHOXYCINNAMATE TRISILOXANE

65

Safety score · 0–100

Fine

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

A silicone-anchored cinnamate UV filter used in some non-EU sunscreens for water resistance. Not on the EU permitted UV filter list, and the cinnamate group has sensitization potential in some users.

Skin benefits

  • UV filter active in some non-EU sunscreens
  • Silicone backbone improves water resistance
  • Photostable cinnamate derivative
  • Light skin feel suitable for facial sunscreens

Known concerns

  • Not authorised on the EU UV-filter positive list (Annex VI)
  • Limited public SCCS evaluation
  • Cinnamate class can sensitize susceptible skin
  • Siloxane components face environmental scrutiny

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.