Emollient

Glyceryl Isostearate

Reviewed by Emma · Last updated 18 Aug 2026

Mixture of portions of glycerin and isostearic acid

At a glance

May feed Fungal Acne

Glyceryl Isostearate products at Skintique

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What Is Glyceryl Isostearate?

Mixture of portions of glycerin and isostearic acid used as an emollient and thickening agent in cosmetics. May be animal-derived or synthetic.

How widely it's used

0.2%
of skincare products contain this ingredient — placing it in the top 50% of most-used ingredients.
Most common in: Sunscreens Treatments Moisturisers

Regulatory information

Standardised cosmetic-ingredient identifiers used by regulators.

Show identifiers
INCI Name
GLYCERYL ISOSTEARATE
EC Number
266-124-4
Function
Emollient, Emulsifying

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