Emulsifier

Rice Bran Oil Polyglyceryl-3 Esters

INCI: RICE BRAN OIL POLYGLYCERYL-3 ESTERS

Reviewed by Emma · Last updated 2 Jun 2026

Also known as: Rice Bran Oil Polyglyceryl-3 Esters

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

Best For Skin Types

All

Addresses

Hydration, Barrier repair

Usage Frequency

Daily

What Is Rice Bran Oil Polyglyceryl-3 Esters?

Rice bran oil polyglyceryl-3 esters is a derived ingredient created by combining rice bran oil with polyglycerols. It functions as an emulsifier and mild surfactant, helping to stabilise mixtures of oil and water-based components that would otherwise separate. This allows formulators to create stable, lightweight textures.

As an emulsifier, it plays a largely functional role in product stability rather than delivering direct active benefits to the skin. However, rice bran oil itself contains fatty acids and antioxidants, which may offer some conditioning properties to formulations that include this ingredient.

How It Works

This ingredient works by having both water-loving and oil-loving properties simultaneously. This dual nature allows it to position itself at the boundary between oil and water phases, preventing them from separating and creating a stable, homogeneous product texture.

Beyond its emulsifying function, any skincare benefits derive from the rice bran oil component, which contains natural lipids and minor antioxidants. These may support the skin's natural moisture barrier when present in sufficient concentration, though the ingredient is often used at levels where this contribution is secondary to its stabilising role.

Clinical Evidence & References

Limited peer-reviewed research specifically addresses rice bran oil polyglyceryl-3 esters as a skincare ingredient. Most published work focuses on rice bran oil itself, which has shown modest benefits for skin hydration and barrier function in some studies, though the evidence base remains relatively small.

Because this ingredient is primarily a functional emulsifier rather than an active, its safety and stability profile is well-established in cosmetic use. However, direct evidence of specific skin benefits at typical cosmetic concentrations is limited, and any conditioning effects would depend on the concentration used and the overall formulation.

How to Use

There are no special usage instructions for consumers, as this ingredient is a formulation component rather than an active treatment. Use the product as directed by the brand. If your skin tolerates the overall formulation well, there is no reason to limit frequency of use.

Safety & Precautions

Generally well-tolerated and safe for topical use in cosmetics. Allergic contact dermatitis is rare but possible, particularly in individuals with known sensitivity to rice or related plant proteins.

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