Isostearyl Glyceryl Ether
AKA “monoisostearyl glyceryl ether, GE-IS cpd, RefChem:149991, Penetol GE-IS, GE-IS, UNII-OWD43055HV, 2-Propanediol”
Synthetic
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Ingredient Facts
Isostearyl glyceryl ether
AKA: Monoisostearyl glyceryl ether, GE-IS cpd, RefChem:149991, Penetol GE-IS, GE-IS, UNII-OWD43055HV, 2-Propanediol
Synthetic · Skin Conditioning | Emollient · EWG: 4
Synthetic
Emollient
Skin Conditioner
Plant Oil
Synthetic
Clean
A naturally-derived moisturizer that softens and conditions skin, helping it feel smooth and hydrated throughout the day.
Formula
C21H44O3
Mol. Weight
344.60
CAS #
78145-84-3
Form
Liquid
Synthetic
Botanical. Derived from natural fatty alcohols and glycerin, typically sourced from vegetable oils like coconut or palm. Synthesized through etherification, chemically bonding glycerin with isostearyl alcohol under catalytic conditions.
Function
Skin Conditioning | Emollient
Benefits
Locks in moisture
Traditional Use
A synthetic emollient derived from isostearyl alcohol and glycerin, developed in the late 20th century. Used in cosmetics to provide hydration, slip, and skin conditioning without excessive greasiness.
Skin Types
all-skin-types
Best For
Target
Dryness
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR