PEG-20 HYDROGENATED CASTOR OIL ISOSTEARATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PEG-20 HYDROGENATED CASTOR OIL ISOSTEARATE

Safety grade: A

This ingredient is a processed form of castor oil that has been chemically modified to help mix oil and water together in cosmetic products. It's used to create smooth, stable formulas that don't separate.

It acts as an emulsifier to blend oils and water-based ingredients together, while also controlling the thickness and texture of the product for a pleasant feel on skin.

Graded using: COSING.

Last verified: May 26, 2026