Science
Mechanism of Action
This ingredient operates as an ester derived from a hydrophilic polyglycerol backbone and hydrophobic isostearic acid, enabling its dual role in formulations. On the skin, it forms a light, protective film that demonstrably reduces transepidermal water loss (TEWL), leading to improved hydration. It further enhances skin barrier integrity by supplying exogenous lipids and actively protecting against inflammatory processes.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Polyglyceryl-10 Decaisostearate is stable across a neutral pH range. It is crucial for maintaining a product's smooth texture, enhancing its spreadability, and ensuring superior overall stability by preventing phase separation and promoting homogeneity over time.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has concluded Polyglyceryl-10 Decaisostearate is safe for cosmetic use within current practices and concentrations, provided formulations are non-irritating. It is generally regarded as non-toxic with a low propensity for allergic reactions. While individual sensitivities cannot be entirely excluded, and very high concentrations may rarely cause irritation, routine patch testing is recommended for sensitive individuals.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Polyglyceryl-10 Decaisostearate is a valuable multi-functional ester, providing robust emulsion stability, significant moisturizing benefits by reducing TEWL, and enhancing skin barrier health with a low risk of irritation across all skin types.
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