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Hair Conditioning

SULFURIZED TEA-RICINOLEATE

CAS 222721-88-2
50

Safety score · 0–100

Moderate

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

A sulfur-treated castor oil salt used in hair conditioning — restricted in the EU because the triethanolamine (TEA) component can form nitrosamines if combined with nitrosating agents. EU caps use accordingly.

Function

HAIR CONDITIONING

Skin benefits

  • Hair conditioning agent
  • Sulfur chemistry useful in scalp formulations
  • Castor-oil-derived

Known concerns

  • TEA can form nitrosamines with nitrosating agents
  • EU restrictions on TEA and its salts
  • Use level limits apply in the EU

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.