Science
Mechanism of Action
As an emollient, Sucrose Polysoyate strengthens the skin's natural barrier by supplying exogenous lipids, filling intercorneocyte gaps to optimize hydration, mitigating inflammation, and significantly reducing transepidermal water loss. This action results in noticeably softer and smoother skin. Furthermore, its amphiphilic structure, possessing both lipophilic and hydrophilic components, enables it to effectively reduce interfacial tension, thereby forming and stabilizing robust oil-in-water emulsions.
Research
Clinical Evidence
Medium confidence1.43%
Key findings
- 01 An oil-in-water emulsion containing approximately 1.43% Sucrose Polysoyate (as part of a 2% blend with Sucrose Polybehenate in a 1:2.5 ratio) demonstrated significant improvements in skin suppleness, wash and wear resistance, barrier function enhancement, and adequate moisturization.
Transparency
Dusting Analysis
No data available in the provided research to suggest Sucrose Polysoyate is commonly 'dusted' or used at concentrations deemed ineffective.
The Formula
Formulation
Stability
Sucrose Polysoyate, similar to related sucrose fatty acid monoesters, exhibits excellent long-term stability at room temperature within a pH range of 5 to 7. For formulations utilizing sucrose ester multilamellar emulsifiers (SEMLEs), heating the water phase to 80-85°C is recommended for optimal emulsification.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has concluded that saccharide esters, including Sucrose Polysoyate, are safe for use in cosmetics under current practices and concentrations. It is permissible for use in cosmetic and personal care products marketed within the European Union under general provisions. No specific SCCS opinion or maximum concentration limit has been identified. While sucrose is FDA Generally Recognized As Safe (GRAS), and other sucrose esters are used in FDA-approved drugs, no specific FDA status or maximum concentration for Sucrose Polysoyate was found.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Sucrose Polysoyate is a valuable, multi-functional ingredient, offering proven skin barrier enhancement and hydration benefits while serving as an effective, stable emulsifier suitable for a wide range of cosmetic applications and skin types.
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References
Sources