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Surfactant / PEG fatty acid diester

PEG-8 DICOCOATE

70

Safety score · 0–100

Fine

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

A polyethylene-glycol-8 diester of coconut fatty acids used as a mild nonionic surfactant and co-emulsifier in cleansers and emulsions, typically well tolerated on intact skin at standard formulation levels.

Function

SURFACTANT - EMULSIFYING

Skin benefits

  • Nonionic PEG diester surfactant useful as emollient and co-emulsifier
  • Generally mild on skin compared with anionic detergents
  • PEG fatty diesters covered by favorable CIR safety conclusions
  • Good water dispersibility supports easy rinse-off

Known concerns

  • Ethoxylated process can leave 1,4-dioxane traces if not purified
  • CIR advises avoidance on damaged skin
  • May reduce barrier lipid retention with very frequent leave-on use
  • Limited dedicated SCCS opinion for the PEG-8 variant

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.