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

GLYCERYL ISOSTEARATE

Safety grade: A

This is a moisturizing ingredient made from glycerin and a type of fatty acid that helps skin feel soft and smooth. It also helps keep the different ingredients in a product mixed together evenly.

It softens and hydrates the skin while helping the product maintain a stable, well-blended texture by bringing together ingredients that normally wouldn't mix well.

Graded using: COSING, FDA.

Last verified: May 26, 2026