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Hair Conditioning

POLYQUATERNIUM-5

CAS 26006-22-4 Updated
60

Safety score · 0–100

Fine

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

About

A long-established cationic acrylamide hair conditioning polymer. The polymer itself is inert, but residual acrylamide (a probable carcinogen) is the regulatory anchor — EU strictly limits the free monomer content.

Function

ANTISTATICFILM FORMING

Skin benefits

  • Reduces static and frizz
  • Light conditioning film
  • Improves wet combability
  • Substantive on damaged hair

Known concerns

  • Contains acrylamide segment — Group 2A IARC carcinogen
  • EU caps residual acrylamide at 0.1 mg/kg leave-on
  • Quaternary ammonium — eye irritation potential
  • Not biodegradable

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related hair conditionings

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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.