Science
Mechanism of Action
This ingredient functions primarily as a humectant by attracting water molecules and binding them within the skin's outermost layer, the stratum corneum. Its ability to mimic the skin's Natural Moisturization Factor ensures prolonged hydration. Beyond moisturization, Lactamide MEA acts as a skin-conditioning agent, improving skin texture, and can also perform as an antistatic agent, surfactant, emulsifier, or stabilizer within a formulation.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
No data available to suggest common dusting practices or thresholds for Lactamide MEA.
The Formula
Formulation
Stability
Lactamide MEA is known to improve the aesthetic and tactile qualities of formulations, imparting a smooth, luxurious feel. It contributes to emulsion stability and overall product performance, demonstrating broad compatibility with a diverse range of cosmetic ingredients.
Conflicts
- Must not be incorporated into cosmetic products where the formation of N-nitroso compounds is possible.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel concluded that ethanolamides, including Lactamide MEA, are safe when formulations are non-irritating and do not lead to the formation of N-nitroso compounds. While no specific maximum use concentration for Lactamide MEA was established, related ethanolamides have limits (e.g., 7.5% for Acetamide MEA in leave-on products to limit free ethanolamine release). The SCCS has not evaluated Lactamide MEA, and its FDA status for cosmetic use remains unknown.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Lactamide MEA is a valuable humectant and skin conditioner, widely compatible across skin types and formulations, provided it is incorporated in non-irritating concentrations and avoids N-nitroso compound formation.
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References
Sources