POLYESTER-15 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYESTER-15

Safety grade: A

Polyester-15 is a lightweight synthetic polymer that helps keep the oil and water portions of cosmetics mixed together. It also helps improve skin texture and smoothness.

This ingredient stabilizes emulsions to prevent separation and conditions the skin by creating a smooth, soft feel on the skin's surface.

Graded using: COSING.

Last verified: May 26, 2026