ISOSTEARETH-3 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

ISOSTEARETH-3

Safety grade: A

This is a gentle cleaning agent made from plant oils that helps mix oil and water together. It's commonly used in skincare products to create smooth, stable formulas.

Isosteareth-3 acts as an emulsifier and surfactant to blend oil and water-based ingredients together and help remove impurities from the skin.

Graded using: COSING.

Last verified: May 26, 2026