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PEG ethoxylated emulsifier

PEG-40 SOY STEROL

CAS -
74

Safety score · 0–100

Fine

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

An ethoxylated soybean sterol used as a mild non-ionic emulsifier and solubilizer. It is well tolerated in finished products, though manufacturing quality controls are important to limit 1,4-dioxane impurities.

Function

SURFACTANT - EMULSIFYING, SURFACTANT - CLEANSING

Skin benefits

  • Non-ionic solubilizer for oils and fragrances
  • Mild emulsifier suitable for clear formulations
  • Improves dispersion of lipophilic actives
  • Skin conditioning from soy sterol portion

Known concerns

  • PEG ingredients may carry trace 1,4-dioxane and ethylene oxide unless purified
  • Penetration enhancement on compromised skin
  • Not preferred on broken or eczematous skin

References

EU

EU CosIng database

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

Related peg ethoxylated emulsifiers

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PEG-40 JOJOBA ALCOHOL
PEG ethoxylated emulsifier

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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.