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Hair Conditioning

POLYQUATERNIUM-103

70

Safety score · 0–100

Fine

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

A cationic conditioning polymer used in hair and skin care. Mild and substantive at typical use levels; quat polymers can build up over time.

Function

EMULSION STABILISINGOPACIFYINGVISCOSITY CONTROLLING

Skin benefits

  • Cationic conditioning polymer for hair and skin
  • Improves wet-comb and softness in hair products
  • Tends to be substantive on damaged hair

Known concerns

  • Quat-class polymers can cause cumulative buildup
  • Eye and mucosal irritation possible at higher levels
  • Limited stand-alone toxicology dossier

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.