Science
Mechanism of Action
This ingredient functions as an occlusive emollient, creating a surface film that significantly reduces trans-epidermal water loss (TEWL). It also forms a barrier to mitigate the skin penetration of irritating water-soluble actives, protecting skin integrity.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 In concentrations of 0.5% - 10%, it demonstrably reduced the skin penetration of thioglycolic acid by at least 45%, providing significant protection during chemical depilation.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Highly stable due to hydrogenation and acetylation, which minimizes susceptibility to oxidation and rancidity. It can be heated to 70-80°C in the oil phase without degradation.
Conflicts
- Strong oxidizing agents
- Highly alkaline environments (>pH 12) can slowly hydrolyze acetyl groups over time
Safety
Safety Profile
The CIR Expert Panel concluded it is safe for use in cosmetics. Generally regarded as non-toxic and non-irritant, it is typically used below 15% in leave-on products.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This ingredient is valuable for its potent barrier-forming and emollient properties, offering superior skin protection and conditioning with a low irritancy risk across various skin types.
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References
Sources