Science
Mechanism of Action
This ingredient reduces surface tension between disparate components within a product, such as oil and water. Featuring both hydrophilic and hydrophobic molecular segments, it effectively attracts and encapsulates dirt, sebum, and environmental impurities, thereby enabling their removal from the skin. As an emulsifier, it stabilizes oil-in-water systems, preventing phase separation and ensuring consistent ingredient distribution. Its presence also contributes to foam generation in cleansing formulations.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Exhibits excellent thermal and chemical stability, allowing for robust performance across varying pH conditions, including both alkaline and acidic environments, and in the presence of electrolytes. A 10% aqueous solution typically maintains a pH range of approximately 7.0-8.5.
Safety
Safety Profile
A direct safety assessment by the Cosmetic Ingredient Review (CIR) Expert Panel specifically for SODIUM CETEARETH-13 CARBOXYLATE has not been published. While related compounds such as 'Ceteareth-13' (an alkyl PEG ether) have been deemed safe when formulated to be non-irritating, and 'Sodium Cetearyl Sulfate' (an alkyl sulfate) reviewed as safe in concentrations from 0.1% to 29%, the specific safety profile, including sensitization risk, for this exact ingredient remains undetermined by the CIR.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While functionally effective as a versatile cleansing and emulsifying agent with good formulation stability, the absence of specific clinical efficacy studies and a direct CIR safety review necessitates a conservative assessment for precision skincare applications.
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References
Sources