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

PROPOXYPROPANEDIOL

Safety grade: A

Propoxypropanediol is a synthetic liquid ingredient that helps prevent the growth of bacteria and other microorganisms in cosmetic products. It works to keep products fresh and safe to use.

This ingredient acts as a preservative and antimicrobial agent to prevent bacterial and microbial contamination, helping to maintain product safety and extend shelf life.

Graded using: COSING.

Last verified: May 26, 2026