Science
Mechanism of Action
This ingredient functions primarily as a humectant, efficiently drawing moisture from the environment and retaining it within the skin's surface layers to promote enhanced hydration. Additionally, it serves as a skin-conditioning agent, contributing to a smoother skin feel, and acts as an emulsifier to stabilize oil and water phases in formulations.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
This ingredient demonstrates excellent long-term stability within a pH range of 5 to 7 at room temperature. Its stability and hydrolysis rate are influenced by solution pH, concentration, and degree of esterification, with higher esterification potentially reducing hydrolysis.
Safety
Safety Profile
The CIR Expert Panel determined this ingredient, along with other saccharide esters, to be safe for use in cosmetics at current concentrations. Human patch testing at 100% concentration yielded no irritation over 24 hours. Furthermore, the FDA recognizes related sucrose fatty acid esters as safe for food use, and certain sucrose esters are approved as inactive drug ingredients.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Sucrose Pentahydroxystearate is a valuable ingredient due to its versatile functions as a hydrating humectant, emollient, and emulsifier, coupled with an excellent safety profile for all skin types.
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References
Sources