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Surfactant

OLEAMIDE DEA

CAS 93-83-4 Updated
22

Safety score · 0–100

Caution

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

About

An oleic acid diethanolamide foam booster. Like all DEA compounds it can form nitrosamines, which are carcinogenic — increasingly restricted in EU formulations.

Skin benefits

  • Foam booster and viscosity builder
  • Mild surfactant in shampoos

Known concerns

  • Secondary DEA amide — can form carcinogenic nitrosamines
  • EU restricts DEA compounds; ECHA lists DEA as suspected carcinogen
  • CIR concluded safe only if no nitrosating agents present
  • FDA advisory on DEA-based cosmetics

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 — always read the physical product label and consult a healthcare professional for personal concerns.