Emulsifier

Sucrose Distearate

INCI: SUCROSE DISTEARATE

Reviewed by Emma · Last updated 14 Aug 2026

Also known as: Sucrose Distearate

A plant-derived emollient and emulsifier that softens skin and stabilises formulations

Best For Skin Types

Dry, Mature, Sensitive

Addresses

Dryness, Barrier repair

Usage Frequency

Daily

What Is Sucrose Distearate?

Sucrose distearate is a compound derived from sucrose (sugar) combined with stearic acid, a fatty acid found in plant and animal sources. It functions as both an emollient and an emulsifier — meaning it softens the skin barrier whilst also helping oil and water-based ingredients blend smoothly together in a formula.

In skincare products, it typically appears in creams, lotions, and serums where it contributes to texture, spreadability, and the overall feel of the product on skin. Because it is derived from natural sources, it is often chosen by formulators seeking plant-derived alternatives to synthetic emulsifiers.

How It Works

Sucrose distearate has a molecular structure that allows it to interact with both water and oil. One end of the molecule attracts to water-based ingredients whilst the other bonds with oil-based ones. This dual affinity is what makes it an effective emulsifier, keeping a formula stable and homogeneous.

As an emollient, the stearic acid component softens skin by filling microscopic gaps in the stratum corneum (the outermost skin layer), reducing moisture loss and creating a smoother skin surface.

Clinical Evidence & References

Limited peer-reviewed research exists specifically on sucrose distearate in isolation. However, stearic acid — its primary component — has a long history of safe use in skincare and is well-established as an effective emollient and emulsifier in cosmetic formulations.

There is anecdotal concern within some skincare communities regarding sucrose distearate's potential to feed fungal acne (malassezia), though robust clinical evidence supporting this claim remains unclear. Those with a known sensitivity to fungal acne may wish to patch-test or consult ingredient lists carefully, but it is not universally contraindicated for acne-prone skin.

How to Use

Sucrose distearate is a supporting ingredient rather than an active, so you do not need to consider its concentration in isolation. Look for it within a formulation that addresses your specific skin concerns. It is compatible with most other skincare ingredients and can be used daily as part of your routine, though as always, introduce new products gradually and observe how your skin responds.

Safety & Precautions

Sucrose distearate is generally well-tolerated and has a low sensitising potential. Those with fungal acne may wish to avoid it or patch-test first, though evidence of risk is not conclusive.

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