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Hair Conditioning

ISOSTEARAMINOPROPALKONIUM CHLORIDE

CAS 67633-59-4 Updated
58

Safety score · 0–100

Moderate

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

About

A cationic conditioning quat used in hair care. Like other quats, conditions effectively but can irritate eyes and skin; generally rinse-off only.

Function

ANTISTATICHAIR CONDITIONING

Skin benefits

  • Detangling and softness
  • Anti-static effect
  • Light antimicrobial

Known concerns

  • Eye irritation potential
  • Skin irritation if leave-on
  • Quat sensitisation rare cases

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.