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Hair Conditioning

QUATERNIUM-89

70

Safety score · 0–100

Fine

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

A quaternary ammonium conditioning polymer used in hair care for smoothing and antistatic effects. Generally low-irritation at typical use levels.

Function

ANTISTATICHAIR CONDITIONING

Skin benefits

  • Hair-conditioning quaternary ammonium
  • Antistatic and smoothing
  • Cationic film former

Known concerns

  • Cationic surfactants can mildly irritate eyes
  • Limited published cosmetic safety data

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.