QUATERNIUM-72 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

QUATERNIUM-72

Safety grade: A

A synthetic conditioning agent that helps reduce static electricity and frizz in hair while making it smoother and easier to manage. It's a type of salt-based chemical designed specifically for hair care products.

This ingredient works as a hair conditioner to reduce static, improve manageability, and leave hair feeling soft and smooth.

Graded using: COSING.

Last verified: May 26, 2026