Science
Mechanism of Action
This compound interacts with lipid molecules within the stratum corneum, the outermost layer of the skin, to establish a protective film. This action proficiently locks in moisture, preventing excessive water evaporation and reinforcing the skin's natural barrier. By filling microscopic gaps between dead cells, it also imparts a notable softening and smoothing effect on the complexion.
Research
Clinical Evidence
High confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
TRIDECYL STEAROYL STEARATE exhibits robust thermal stability. As an ester, its stability within formulations is critical and can be influenced by environmental factors such as pH, temperature, and light exposure. It can also enhance the stability and shelf life of cosmetic products by mitigating the oxidation of other ingredients.
Synergies
- Antioxidant-sensitive ingredients (due to its potential to prevent oxidation)
Conflicts
- Strong oxidizing agents
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has assessed 'Tridecyl Stearate' as safe for use in cosmetics, with reported usage levels up to 18% and typical concentrations ranging from 1% to 8%. While TRIDECYL STEAROYL STEARATE (C49H96O3) is chemically distinct from 'Tridecyl Stearate' (C31H62O2), cosmetic databases often refer to them interchangeably. Both are deemed safe and compliant with U.S. FDA and European Union's Cosmetics Regulation guidelines.
Your Skin
Skin Compatibility
Our Assessment
Verdict
TRIDECYL STEAROYL STEARATE is a valuable emollient and skin-conditioning agent, well-tolerated across all skin types, that effectively supports skin barrier function and hydration without posing significant irritancy or comedogenicity concerns.
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