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DEA-CETYL SULFATE

CAS 51541-51-6
30

Safety score · 0–100

Caution

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

About

A DEA-derived cetyl sulfate surfactant prohibited under EU Annex II/411 due to nitrosamine formation concerns.

DEA-cetyl sulfate is the diethanolamine salt of cetyl sulfate, used as an anionic surfactant. As with other DEA derivatives, EU Annex II/411 prohibits its use in cosmetic products due to the potential for nitrosamine formation. This prohibition applies across the range of DEA salts used in cosmetics, including sulfate, phosphate, and fatty acid salt forms.

Known concerns

  • EU Annex II/411 prohibited — DEA derivative
  • Nitrosamine formation potential
  • DEA class associated with carcinogenicity concerns

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.