Science
Mechanism of Action
This compound acts as both a surfactant and an emulsifier. As a surfactant, it reduces the surface tension between different phases within a formulation, facilitating the even dispersion of oil and water, and enhancing the cleansing action by helping to lift dirt and oils from the skin. As an emulsifier, it plays a critical role in stabilizing cosmetic mixtures, preventing their separation over time.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
While no specific optimal pH range for TEA-LAUROYL LACTYLATE's inherent stability has been identified, it is critical to formulate this ingredient to avoid conditions that promote nitrosamine formation. The optimal pH range for nitrosamine generation in TEA-containing compounds is between 1 and 6, and this rate significantly increases (four to six times) in the presence of formaldehyde within a pH range of 4-9. Strict avoidance of nitrosating systems and consideration of nitrosamine inhibitors are essential.
Conflicts
- Nitrosating systems
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel deems TEA-LAUROYL LACTYLATE safe for use, provided formulations are non-irritating and prevent the formation of N-nitroso compounds. For leave-on products, the European Commission imposes a maximum concentration of 2.5%. The ingredient must meet stringent purity standards, including a minimum of 99% purity, a maximum of 0.5% secondary amine content in raw materials, and a nitrosamine content not exceeding 50 ppb. General ethanolamine restrictions for prolonged skin contact suggest concentrations not exceeding 5%.
Your Skin
Skin Compatibility
Our Assessment
Verdict
TEA-LAUROYL LACTYLATE is a valuable emulsifier and cleansing agent, but its safe integration into precision skincare requires meticulous formulation to adhere to strict concentration limits and prevent the formation of N-nitroso compounds.
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