Science
Mechanism of Action
This ingredient acts as an emulsifier by reducing the surface tension between immiscible liquids like oil and water, enabling them to form stable emulsions. As an ester, it additionally contributes to skin conditioning, forming a delicate barrier that minimizes transepidermal water loss and leaves the skin feeling soft and supple.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
ISOCETETH-10 STEARATE demonstrates optimal stability within a pH range of 6.0 to 7.0. Being highly soluble in oil and insoluble in water, it is well-suited for oil-in-water emulsion systems. It shows excellent compatibility with common formulation components such as oils, waxes, and silicones.
Synergies
- Oils
- Waxes
- Silicones
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has not evaluated ISOCETETH-10 STEARATE directly. EWG reports low concerns regarding cancer, allergies, immunotoxicity, and developmental/reproductive toxicity. However, high contamination concerns are noted, particularly for impurities like 1,4-dioxane, which can arise from its ethoxylation process. Although general sensitization risk is low, individuals with sensitive skin are advised to perform patch testing as a precautionary measure due to varying individual reactions.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While effective as an emulsifier and offering emollient properties, its 'not reviewed' CIR status and noted contamination concerns warrant a cautious approach to its inclusion.
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