POLYESTER-39 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYESTER-39

Safety grade: A

This synthetic polymer is used in cosmetics to create a smooth, silky texture and help products glide on evenly. It forms a lightweight film on the skin that can enhance the appearance of fine lines and give makeup a more polished finish. You'll find it in foundations, powders, and other beauty products designed for a refined look.

Graded using: COSING.

Last verified: June 9, 2026