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

HYDROXYETHYL IMIDAZOLIDINONE

Safety grade: A

This is a synthetic ingredient created in a laboratory that helps products retain moisture. It works by attracting water to the skin and keeping it from evaporating too quickly.

As a humectant, it draws moisture from the environment into the skin and product formulations, helping to keep skin hydrated and soft.

Graded using: COSING.

Last verified: May 26, 2026

Other Humectant ingredients