POLYURETHANE-90 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYURETHANE-90

Safety grade: A

A lightweight synthetic polymer used in cosmetics to create flexible, long-lasting film on skin or hair. It helps products like foundations and mascaras stay put throughout the day without feeling stiff or flaky. This ingredient adds durability and smoothness to makeup formulas.

Graded using: COSING.

Last verified: June 9, 2026