Glyceryl monoundecanoate is a monoester derived from glycerol and undecanoic acid, exhibiting amphiphilic properties due to its hydrophilic glycerol backbone and hydrophobic fatty acid chain. This compound is valued for its emulsifying and stabilizing capabilities, making it suitable for applications in cosmetics, pharmaceuticals, and food industries. Its moderate chain length (C11) provides balanced solubility and interfacial activity, enhancing formulation stability. Glyceryl monoundecanoate is also noted for its biocompatibility and mildness, making it ideal for sensitive applications. Additionally, its ester linkage offers resistance to hydrolysis under neutral conditions, ensuring prolonged shelf-life in formulations. The compound’s versatility and functional performance underscore its utility in multiphase systems.