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

POLYGLYCERYL-3 STEARATE

Safety grade: A

This is a man-made ingredient created by combining glycerin (a natural humectant) with stearic acid (a fatty acid). It acts like a bridge that helps oil and water mix together smoothly in cosmetic formulas.

This ingredient works as an emulsifier to blend oil and water-based components together, creating a stable, smooth texture in creams, lotions, and other products.

Graded using: COSING.

Last verified: May 26, 2026