STIGMASTERYL CHLORIDE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

STIGMASTERYL CHLORIDE

Safety grade: A

Stigmasteryl chloride is a plant-derived compound made from stigmasterol, a natural fat found in vegetable oils and seeds. It's processed into a form that helps cosmetic products work better on your skin.

This ingredient softens and moisturizes skin while helping keep cosmetic formulations stable and well-mixed so the product applies smoothly and evenly.

Graded using: COSING.

Last verified: May 26, 2026