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Hair Conditioning

SILICONE QUATERNIUM-5

72

Safety score · 0–100

Fine

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

A quaternized silicone polymer designed for hair conditioning — its positive charge sticks to damaged/negatively-charged hair to give slip and anti-static. Similar safety profile to other silicone quats; buildup is the main caveat.

Function

ANTISTATICHAIR CONDITIONING

Skin benefits

  • Strong cationic deposition on hair
  • Anti-static and conditioning
  • Improves wet/dry comb

Known concerns

  • Potential for buildup with repeated use
  • Cationic surfactants can be mildly eye-irritating
  • Limited public toxicology vs more-common silicone quats

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.