Emulsifier

PPG-14 Polyglyceryl-2 Ether

INCI: PPG-14 POLYGLYCERYL-2 ETHER

Reviewed by Rosie · Last updated 2 Jun 2026

A synthetic emulsifier that helps bind water and oil in formulations

Best For Skin Types

All

Usage Frequency

Daily

What Is PPG-14 Polyglyceryl-2 Ether?

PPG-14 Polyglyceryl-2 Ether is a synthetic emulsifier derived from propylene glycol and polyglyceryl compounds. It functions as a surfactant—a molecule with both water-loving and oil-loving properties—which allows it to stabilise mixtures of ingredients that would otherwise separate.

In skincare products, this ingredient helps create stable emulsions (creams and lotions) and can contribute to the overall texture and consistency of a formula. It is not designed to deliver a specific skincare benefit on its own, but rather to ensure that the active and nourishing ingredients in a product remain properly blended.

How It Works

PPG-14 Polyglyceryl-2 Ether works by positioning itself at the boundary between water and oil molecules. One end of the molecule is attracted to water whilst the other attracts oil, allowing these two phases to coexist in a stable emulsion rather than separating into layers.

This action is purely functional and helps preserve the integrity of the formulation throughout its shelf life, ensuring that the product performs consistently from first use to the last.

Clinical Evidence & References

Research on PPG-14 Polyglyceryl-2 Ether specifically is limited in the published literature. However, polyglyceryl esters as a class are well-established emulsifiers in cosmetic chemistry and have a long safety history in skincare applications.

Its primary role is cosmetic—to create stable, pleasant textures—rather than to provide therapeutic benefits to skin. As such, efficacy claims are not typically supported by clinical studies.

How to Use

This ingredient is a background component in most formulations containing it, so there is no special usage guidance required. Simply use the product as directed on the label. It works effectively at the concentrations included in finished skincare products and does not require any adjustments based on skin type or condition.

Safety & Precautions

PPG-14 Polyglyceryl-2 Ether is generally considered safe for cosmetic use and is approved for use in skincare products in the UK and EU. It is unlikely to cause irritation, though individuals with sensitivities to synthetic emulsifiers may wish to patch-test first.

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