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Thickener

STEARAMIDE DEA-DISTEARATE

CAS 51325-39-4
40

Safety score · 0–100

Moderate

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

A diethanolamine-based stearate used as a thickener and conditioner. DEA-class ingredients can form nitrosamines with certain co-ingredients, so EU regulators restrict them.

Function

SURFACTANT - FOAM BOOSTINGOPACIFYINGVISCOSITY CONTROLLING

Skin benefits

  • Thickener and opacifier
  • Conditioning agent
  • Stabilizes emulsions

Known concerns

  • Contains DEA — secondary amine, nitrosamine-formation risk
  • EU restricts DEA compounds in cosmetics
  • Possible irritation
  • Higher concern in leave-on products

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.