POLYGLYCERYL-5 STEARATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYGLYCERYL-5 STEARATE

Safety grade: A

This is a gentle, plant-based ingredient made 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 products.

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

Graded using: COSING.

Last verified: May 26, 2026