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

BUTYLENE GLYCOL ISOSTEARATE

Safety grade: A

This is a lightweight oil derived from natural plant sources that has been chemically modified to work better in skincare and cosmetic products. It helps soften skin and allows different ingredients in a product to mix together smoothly.

This ingredient softens and hydrates the skin while helping to blend oil and water-based ingredients together in cosmetic formulas, creating a smooth, stable product texture.

Graded using: COSING.

Last verified: May 26, 2026