POTASSIUM ISOSTEARETH-2 PHOSPHATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POTASSIUM ISOSTEARETH-2 PHOSPHATE

Safety grade: A

This is a gentle cleansing agent derived from natural plant oils that has been chemically modified. It helps mix oil and water together in cosmetic formulas.

As a surfactant, it cleanses the skin by helping remove oils and dirt, and it also helps blend incompatible ingredients together in products like cleansers and shampoos.

Graded using: COSING.

Last verified: May 26, 2026