Emulsifier

Glyceryl Citrate …

INCI: GLYCERYL CITRATE/LACTATE/LINOLEATE/OLEATE

Reviewed by Daisy · Last updated 2 Jun 2026

Also known as: Glyceryl Citrate/lactate/linoleate/oleate

A multi-functional emulsifier that stabilises oil and water in skincare formulations

Best For Skin Types

All

Usage Frequency

Daily

What Is Glyceryl Citrate …?

Glyceryl Citrate/Lactate/Linoleate/Oleate is a glyceryl monoester—a compound made by combining glycerin (a humectant) with a blend of fatty acids and citric acid. It functions primarily as an emulsifier, meaning it helps bind together ingredients that wouldn't normally mix, such as oils and water-based components.

This ingredient belongs to a larger family of glyceryl monoesters widely used in cosmetics for both emulsifying and skin-conditioning purposes. It appears in a relatively small proportion of skincare products, typically at concentrations below 0.5%.

How It Works

Glyceryl monoesters have a unique molecular structure with one end that attracts water and another that attracts oils. This dual affinity allows them to sit at the boundary between oil and water phases in a formulation, preventing separation and creating a stable emulsion.

The glycerin backbone also contributes humectant properties—drawing moisture into the skin—whilst the fatty acid components provide light conditioning benefits. Together, these actions support formula integrity and skin hydration.

Clinical Evidence & References

Glyceryl monoesters, including this blend, have been assessed for safety by cosmetic ingredient review panels and are considered safe for use in skincare products. However, specific clinical evidence examining the skin benefits of this particular citrate/lactate/linoleate/oleate combination is limited in published literature.

The ingredient is included primarily for its technical function as an emulsifier rather than for standalone active benefits. Any moisturising or conditioning effects are modest and secondary to its role in stabilising formulations.

How to Use

This ingredient does not require special application guidance, as it functions behind the scenes to stabilise your product. Simply use the formulation as directed by the product instructions. No specific frequency adjustments are needed for this ingredient alone.

Safety & Precautions

Glyceryl monoesters are generally well-tolerated and considered safe for cosmetic use. Sensitivities are rare but possible in individuals with specific allergies to fatty acids or citric acid derivatives.

Frequently Asked Questions

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