Science
Mechanism of Action
Functionally, PEG-20 Hexadecenylsuccinate operates by reducing the interfacial tension between immiscible liquids, such as oils and water. This action facilitates the formation and stability of emulsions, preventing phase separation and maintaining the overall integrity and feel of the skincare product. Its role is predominantly structural, supporting the effective delivery and application of other active ingredients.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
As a foundational formulation ingredient, PEG-20 Hexadecenylsuccinate is not typically associated with 'dusting' concerns, which are usually relevant for active ingredients.
The Formula
Formulation
Stability
Polyethylene glycols, including PEG-20 Hexadecenylsuccinate, are prone to degradation accelerated by warmth, light, and the presence of oxygen. Optimal stability for PEG solutions is observed when stored frozen at -20°C, with refrigerated storage at 4°C offering superior stability compared to room temperature.
Safety
Safety Profile
While PEG-20 Hexadecenylsuccinate has not been specifically evaluated by the CIR Expert Panel in the provided data, the broader category of PEG ingredients, including PEGylated alkyl glycerides, has been deemed safe for use in cosmetic products under current practices and concentrations, provided formulations are non-irritating. The former advisory against using PEG-containing products on damaged skin has been rescinded.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG-20 Hexadecenylsuccinate is a valuable formulation ingredient, critically enabling the creation of stable emulsions essential for effective and aesthetically pleasing cosmetic products.
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References
Sources