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

ISOBUTYL STEARATE

Safety grade: A

Isobutyl stearate is a lightweight oil created by combining stearic acid (a fatty acid) with isobutyl alcohol. It's designed to feel silky and smooth on the skin without leaving a greasy residue.

This ingredient softens and conditions the skin while improving the texture and spreadability of cosmetic products, leaving skin feeling smooth and moisturized.

Graded using: COSING.

Last verified: May 26, 2026