POLYQUATERNIUM-5 is graded B (Low Concern) by Expert·ING, based on COSING regulatory data. It is restricted under EU COSING — AnnexIII-CONCENTRATION-.

POLYQUATERNIUM-5

Safety grade: B

Polyquaternium-5 is a charged polymer that acts like a lightweight conditioning agent. It helps reduce frizz and static electricity in hair while creating a thin protective layer on the strands.

This ingredient is used to eliminate static electricity from hair and skin while forming a thin film that smooths the surface, adds shine, and improves product texture and feel.

Graded using: COSING.

Last verified: May 26, 2026

Other Antistatic ingredients