POLYBUTYL METHACRYLATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYBUTYL METHACRYLATE

Safety grade: A

This is a synthetic polymer that acts like an invisible flexible plastic coating. It's commonly used in nail polishes and other cosmetics to create a smooth, long-lasting finish that adheres well to skin or nails.

Polybutyl Methacrylate forms a protective film on the skin or nail surface that helps cosmetic products adhere better, last longer, and maintain their appearance without cracking or peeling.

Graded using: COSING.

Last verified: May 26, 2026