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Emulsifier

DEA-OLETH-20 PHOSPHATE

CAS 58855-63-3
30

Safety score · 0–100

Caution

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

A diethanolamine-based emulsifier — DEA compounds are known to form carcinogenic nitrosamines and are restricted in EU cosmetics. Avoid; safer non-DEA alternatives exist.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Effective emulsifier
  • Stabilises oil-in-water creams
  • Foam booster

Known concerns

  • Diethanolamine (DEA) compound — can form carcinogenic N-nitrosamines
  • DEA banned in EU finished cosmetics under Annex III/Annex II nitrosating restrictions
  • Skin and eye irritation
  • Possible PEG dioxane impurity

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.