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Emollient

PPG-9-STEARETH-3

CAS 9038-43-1
75

Safety score · 0–100

Fine

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

A stearyl-based PPG/PEG ether — works as a rich emollient and co-emulsifier that adds a velvety occlusive feel. Generally well tolerated; acne-prone users may prefer lighter alternatives.

Function

SKIN CONDITIONING - EMOLLIENTSKIN CONDITIONING

Skin benefits

  • Heavy emollient with stearyl tail
  • Co-emulsifier for oil-in-water systems
  • Adds occlusive feel to creams

Known concerns

  • Short PEG-3 chain — limits water solubility
  • Possible trace 1,4-dioxane in unpurified grades
  • Stearyl chain mildly comedogenic for acne-prone skin

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Related emollients

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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.