POLYURETHANE-83 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYURETHANE-83

Safety grade: A

A synthetic polymer that forms a flexible, protective film on skin and hair. It's commonly used in cosmetics like foundations, mascaras, and styling products to improve texture, create a smooth finish, and help other ingredients stick around longer without flaking or smudging.

Graded using: COSING.

Last verified: June 9, 2026