POLOXAMER 333 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLOXAMER 333

Safety grade: A

Poloxamer 333 is a laboratory-created cleaning and thickening agent made from petroleum. It helps mix ingredients together that normally don't blend well, like oil and water.

This ingredient acts as an emulsifier and surfactant to blend incompatible ingredients together in cosmetic formulas while helping to cleanse and create a smooth, stable texture.

Graded using: COSING.

Last verified: May 26, 2026