Skip to content

Hair Conditioning

POLYQUATERNIUM-73

78

Safety score · 0–100

Fine

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

A multi-tasking cationic hair polymer that conditions, fights frizz, and holds styling — all while keeping hair soft. Well-established conditioning class with a strong cosmetic safety record.

Function

ANTISTATICFILM FORMINGHAIR CONDITIONINGHAIR FIXING

Skin benefits

  • Conditions hair and reduces static
  • Provides flexible hold in styling products
  • Improves wet-comb and shine

Known concerns

  • Cationic polymer; may build up on hair with repeated leave-on use
  • Eye-area exposure warrants formulator attention
  • Trace monomer residues require supplier control

References

EU

EU CosIng database

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

Related hair conditionings

Check your shelf

Find POLYQUATERNIUM-73 in your products.

Scan any cosmetic product with LuxSense to see if it contains POLYQUATERNIUM-73 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.