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

ITACONIC ACID

Safety grade: A

A plant-derived compound that acts as a natural preservative and pH regulator in skincare and cosmetic products. It helps maintain product stability while keeping formulations at the right acidity level for skin compatibility. This ingredient comes from fermented plant sources and is commonly used in moisturizers and serums.

Graded using: COSING.

Last verified: June 9, 2026