Science
Mechanism of Action
This ingredient operates via an occlusive mechanism, creating a breathable lipid film on the stratum corneum to significantly reduce transepidermal water loss (TEWL). Simultaneously, its amphiphilic structure helps stabilize the interface between oil and water phases, ensuring a homogenous and elegant formula delivery.
Research
Clinical Evidence
Medium confidence1.5%
Key findings
- 01 Human Repeated Insult Patch Tests (RIPT) confirm that concentrations at 1.5% are non-sensitizing and non-irritating to human skin.
- 02 Safety assessments indicate that while undiluted material may cause ocular irritation, diluted formulations (1.5%) demonstrate high ocular compatibility.
Transparency
Dusting Analysis
Because it functions primarily as a texture enhancer and emollient, it is rarely 'dusted' for marketing purposes; however, inclusion below 0.5% may not provide the intended barrier-repair benefits.
The Formula
Formulation
Stability
Being an ester, it is susceptible to hydrolysis if exposed to extreme pH environments (strong acids or alkalis), but remains highly stable within standard cosmetic pH ranges.
Synergies
- Humectants (to lock in moisture)
- Non-polar oils
- Mineral UV filters
Conflicts
- Strong oxidizing agents
- Highly acidic exfoliating serums
- Strong alkaline solutions
Safety
Safety Profile
The CIR Expert Panel supports its safety in leave-on products, emphasizing that formulations must be designed to avoid the irritation potential seen only in 100% pure concentrations.
Your Skin
Skin Compatibility
Our Assessment
Verdict
An excellent texture-enhancing emollient for dry and sensitive skin types, though its moderate comedogenicity suggests caution for acne-prone individuals.
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References
Sources