POLYQUATERNIUM-106 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYQUATERNIUM-106

Safety grade: A

A synthetic polymer that works like a detangler for hair. It coats the hair shaft to smooth it down and make it easier to comb through.

This ingredient conditions hair by coating the strands to reduce frizz, improve smoothness, and enhance shine while making hair easier to manage.

Graded using: COSING.

Last verified: May 26, 2026

Other Hair Conditioning ingredients