Skip to content

Hair Conditioning

POLYQUATERNIUM-43

CAS -
68

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 shampoos and conditioners to smooth hair and reduce static. CIR-reviewed safe; common to the polyquaternium family.

Skin benefits

  • Cationic conditioning polymer for hair
  • Reduces static and improves combability
  • Forms a flexible film

Known concerns

  • Can build up with repeat use
  • Cationic surfactants may mildly irritate eyes

References

EU

EU CosIng database

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

Related hair conditionings

Check your shelf

Find POLYQUATERNIUM-43 in your products.

Scan any cosmetic product with LuxSense to see if it contains POLYQUATERNIUM-43 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, so always read the physical product label and consult a healthcare professional for personal concerns.