Science
Mechanism of Action
As an amphiphilic molecule, Ceteth-14 utilizes a lipophilic cetyl alcohol tail and a hydrophilic PEG-14 chain to reduce interfacial tension. This structure allows it to organize oil and water into stable emulsions, while also acting as a mild surfactant that encapsulates sebum and impurities for gentle removal without stripping the skin barrier.
Research
Clinical Evidence
High confidence3%
Key findings
- 01 High skin tolerance demonstrated in occlusive testing, showing only negligible to slight irritation even at concentrations significantly above typical usage.
- 02 Analysis of over 3,000 patients confirmed a very low sensitization profile (0.97%) for structural analogs, reinforcing its safety for reactive skin.
Transparency
Dusting Analysis
In precision skincare, Ceteth-14 is rarely 'dusted' because it serves a functional structural role. Concentrations below 0.2% are typically insufficient to maintain emulsion stability, making its presence in a formula a reliable indicator of its emulsifying utility.
The Formula
Formulation
Stability
Highly stable within a physiological pH range but susceptible to oxidative degradation when exposed to extreme heat or light; stability is compromised at pH levels below 3.0 or above 9.0.
Synergies
- Lipophilic actives
- Mineral UV filters
- Other non-ionic surfactants
Conflicts
- Strong oxidizing agents
- Strong acids
- Strong bases
Safety
Safety Profile
While generally safe, it should not be applied to severely compromised, burned, or broken skin due to the rare risk of systemic absorption associated with polyethylene glycol components.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A reliable, low-irritancy stabilizer essential for creating sophisticated, elegant textures across all skin types.
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