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

POTASSIUM STEARATE

Safety grade: A

Potassium stearate is a soap-like ingredient made from potassium and stearic acid (a fatty acid). It helps cleanse skin and hair by lifting away dirt and oil so they can be rinsed away with water.

This ingredient works as a cleanser and emulsifier that helps remove impurities from skin and hair while allowing oil and water to mix together in formulas.

Graded using: COSING, FDA.

Last verified: May 26, 2026