Science
Mechanism of Action
It acts as a strategic penetration enhancer by intercalating into the lipid bilayers of the stratum corneum. This temporarily increases lipid fluidity, allowing active ingredients to bypass the skin's barrier more efficiently, while its ester structure simultaneously imparts a silky skin feel and mild keratolytic effects.
Research
Clinical Evidence
High confidence3%
Key findings
- 01 Demonstrated a multi-fold increase in the bioavailability of topically applied actives by disrupting ordered lipid structures (Int. J. Pharmaceutics, 1989).
- 02 Observed significant resolution of active inflammatory lesions within a 4-to-24-hour window when used at concentrations up to 10% (US Patent 2010/0310680A1).
- 03 Confirmed minimal irritancy and zero systemic toxicity in 13-week subchronic dermal assessments (CIR).
Transparency
Dusting Analysis
Since Cetyl Lactate is often utilized for its sensory de-tackifying properties at low levels, formulations using it below 1% may still offer textural benefits but will lack the significant penetration-enhancing or blemish-clearing capabilities noted in clinical data.
The Formula
Formulation
Stability
Most stable at near-neutral pH; extreme acidity or alkalinity can cause the ester to hydrolyze into its parent components.
Synergies
- Lipophilic active ingredients
- Heavy botanical oils
- Salicylic Acid
Conflicts
- Strong oxidizing agents
- Strong acids
- Strong bases
Safety
Safety Profile
Due to its mild exfoliating nature, formulas should maintain a pH of 3.5 or higher. Sun protection is advised when used in high concentrations.
Your Skin
Skin Compatibility
Our Assessment
Verdict
An exceptional delivery-boosting emollient for dry and sensitive types, though its high comedogenicity makes it less ideal for acne-prone skin.
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References
Sources