Skip to content

Hair Conditioning

POLYQUATERNIUM-19

CAS 110736-85-1 Updated
70

Safety score · 0–100

Fine

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

About

A cationic conditioning polymer used in hair care. Excellent substantivity and detangling. Mild on skin; not biodegradable, with some aquatic toxicity.

Function

ANTISTATICFILM FORMING

Skin benefits

  • Cationic conditioning polymer
  • Substantive to hair and damaged skin
  • Anti-static and detangling
  • Stable in many surfactant systems

Known concerns

  • Quaternary ammonium polymer — mild eye irritation possible
  • Not readily biodegradable
  • Aquatic toxicity potential

References

EU

EU CosIng database

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

Related hair conditionings

Check your shelf

Find POLYQUATERNIUM-19 in your products.

Scan any cosmetic product with LuxSense to see if it contains POLYQUATERNIUM-19 and get a full ingredient breakdown with safety scores.

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.