Caprylyl Glyceryl Ether
INCI: CAPRYLYL GLYCERYL ETHER
Reviewed by Kate · Last updated 14 Aug 2026
A gentle surfactant that cleanses and stabilises foam in skincare formulations
Best For Skin Types
All, Sensitive, Combination
Addresses
Effective Concentrations
1–5%
Usage Frequency
Daily
What Is Caprylyl Glyceryl Ether?
Caprylyl glyceryl ether is a mild surfactant derived from natural sources including glycerin and caprylic acid (an 8-carbon fatty acid). It belongs to the class of nonionic surfactants, which are known for their gentleness compared to harsher cleansing agents.
In skincare products, it functions primarily as a cleansing agent and foam booster, helping to remove oils and impurities from the skin whilst creating a pleasant texture during use. Because of its mild nature, it is commonly found in products designed for sensitive or compromised skin barriers.
How It Works
Caprylyl glyceryl ether is a surfactant, meaning it has a molecular structure with both water-loving and oil-loving ends. This allows it to surround oil droplets and impurities on the skin, suspending them so they can be rinsed away with water.
Unlike stronger surfactants that can disrupt the skin's natural lipid barrier, its mild chemistry tends to be better tolerated by sensitive or reactive skin. It also helps stabilise and enhance the appearance of foam in cleansing products, which many people find pleasant during application.
Clinical Evidence & References
Published clinical data specifically examining caprylyl glyceryl ether in isolation is limited. However, as a nonionic surfactant, it has a long history of use in personal care and has been deemed safe by regulatory authorities including the Cosmetic Ingredient Review panel.
Its mild profile makes it suitable for everyday use and formulations targeting sensitive skin, though efficacy will depend on the concentration used and the overall formulation. More targeted research would help clarify its specific benefits when compared to other mild surfactants.
How to Use
Caprylyl glyceryl ether is typically found in rinse-off products such as facial cleansers and body washes. Use as directed on product packaging, usually once or twice daily. If using a cleanser containing this ingredient, massage gently onto damp skin, create a light lather, then rinse thoroughly with lukewarm water. There is no need for special timing or layering considerations when used in a cleanser formulation.
Safety & Precautions
Frequently Asked Questions
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