POLYQUATERNIUM-105 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
POLYQUATERNIUM-105
Safety grade: A
This is a synthetic conditioning agent made in a laboratory that helps hair feel softer and smoother. It works by coating the hair shaft to reduce frizz and improve manageability.
Polyquaternium-105 conditions and detangles hair while reducing static and frizz, leaving hair feeling silky and easier to comb.
Graded using: COSING.
Last verified: May 26, 2026
Other Hair Conditioning ingredients
- GLYCERIN — Grade B
- COCAMIDOPROPYL BETAINE — Grade A
- PANTHENOL — Grade A
- CAPRYLYL GLYCOL — Grade A
- SALICYLIC ACID — Grade C**
- CYCLOPENTASILOXANE — Grade C**
- BEHENTRIMONIUM CHLORIDE — Grade A
- MALTODEXTRIN — Grade A