POLYESTER-43 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYESTER-43

Safety grade: A

A synthetic material derived from petroleum, this ingredient works as a film-former and thickener in cosmetics. It helps create smooth textures in foundations, primers, and other products while giving them better staying power on skin. It also improves the overall feel and appearance of cosmetic formulations.

Graded using: COSING.

Last verified: June 9, 2026