Emulsifier

PEG-11 Babassu Glycerides

INCI: PEG-11 BABASSU GLYCERIDES

Reviewed by Rosie · Last updated 2 Jun 2026

A plant-derived emulsifier that helps blend oil and water in skincare formulations

Best For Skin Types

All

Usage Frequency

Daily

What Is PEG-11 Babassu Glycerides?

PEG-11 Babassu Glycerides is a synthetic emulsifier derived from babassu oil, a natural oil extracted from the seeds of the babassu palm native to South America. In skincare formulations, it functions as an emulsifying agent—a compound that allows oil-soluble and water-soluble ingredients to mix together smoothly, creating a stable, uniform texture.

This ingredient belongs to the polyethylene glycol (PEG) family of compounds. The 'PEG-11' designation refers to the number of ethylene glycol units in the molecule, which determines its size and behaviour in a formula. As an emulsifier rather than an active skincare ingredient, it plays a supporting role in product stability and texture rather than delivering direct therapeutic effects to the skin.

How It Works

Emulsifiers work by having a dual nature: one part of the molecule is attracted to oils (lipophilic) whilst the other is attracted to water (hydrophilic). This allows them to position themselves at the boundary between oil and water droplets, holding them in suspension and preventing them from separating over time.

PEG-11 Babassu Glycerides performs this function in skincare formulations, enabling manufacturers to combine ingredients with different solubility profiles into a single, stable product. This is particularly useful in moisturisers, hybrid serums and other multi-phase formulations.

Clinical Evidence & References

Published clinical research specifically evaluating PEG-11 Babassu Glycerides as an active skincare ingredient is limited. The ingredient has been established as safe for use in cosmetics by regulatory bodies, and its emulsifying efficacy is well-documented in the cosmetic chemistry literature.

As with many emulsifiers, its primary value lies in formulation stability and texture rather than direct skin benefits. Any skin-related effects would be indirect, resulting from the stable delivery of other active ingredients in the product.

How to Use

There are no specific usage guidelines for this ingredient as a standalone consideration; it functions as part of a finished formulation. Use the product as directed on the label. If you are using multiple products containing emulsifiers and experience any changes in skin tolerance or texture preference, you may wish to simplify your routine to identify which products work best for your skin.

Safety & Precautions

PEG-11 Babassu Glycerides is generally well-tolerated and has a good safety profile for topical use in cosmetics. Those with known sensitivity to polyethylene glycols or plant-derived ingredients should patch-test before use.

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