PEG-4 DISTEARYL ETHER is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PEG-4 DISTEARYL ETHER

Safety grade: A

This is a synthetic conditioning agent created by combining polyethylene glycol with fatty acids. It's designed to make hair smoother and add shine while also helping to thicken and clarify cosmetic formulas.

This ingredient conditions and softens hair, makes products opaque or creamy in appearance, improves product texture and stability, and moisturizes skin.

Graded using: COSING.

Last verified: May 26, 2026