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Emulsifier

PEG-65 BUTYLENE GLYCOL ISOSTEARATE

72

Safety score · 0–100

Fine

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

A PEGylated fatty-acid ester that helps oil and water mix in creams and cleansers. Generally well-tolerated; the main safety lever is supplier control of trace 1,4-dioxane left over from ethoxylation.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Stable oil-in-water emulsions
  • Mild cleansing
  • Smoother product feel

Known concerns

  • Trace 1,4-dioxane risk if not stripped
  • Mild irritation potential at high %

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.