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Surfactant

METHOXY PEG-10 POLYSILSESQUIOXANE

CAS 1838163-04-4 Updated
76

Safety score · 0–100

Fine

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

About

A silsesquioxane resin grafted with methoxy PEG-10 propyl groups, acting as a multi-functional cleanser, humectant, conditioner and solvent. Well tolerated as a large silicone-based surfactant.

Function

CLEANSINGHUMECTANTSKIN CONDITIONINGSOLVENTSURFACTANT - CLEANSING

Skin benefits

  • Acts as cleanser, humectant, conditioner and solvent
  • Improves spreadability and skin feel
  • Versatile in a wide range of cosmetic formats

Known concerns

  • PEG component requires controlled 1,4-dioxane levels
  • Silicone resin not readily biodegradable
  • Limited specific clinical data for this exact polymer

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.