PEG-9M is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PEG-9M

Safety grade: A

PEG-9M is a thick, waxy polymer that acts like a glue in cosmetic products. It helps bind ingredients together and keeps products from separating.

This ingredient thickens products, stabilizes mixtures so they don't separate, and helps bind all the ingredients together for a smooth, consistent texture.

Graded using: COSING.

Last verified: May 26, 2026