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

DIETHYL ITACONATE

Safety grade: A

A lightweight film-forming ingredient derived from itaconic acid that helps cosmetic products spread smoothly and stay on skin longer. It creates a silky texture while improving how makeup or skincare products adhere to the face, making them more long-wearing and comfortable throughout the day.

Graded using: COSING.

Last verified: June 9, 2026