Aldo® Product Overview Co-emulsifiers, emollients and emulsion stabilizers. Lonza has a large range of esters using stearic, lauric and oleic acids to impart special properties. They are useful in a variety of formulations as skin conditioning emollients and moisturizers. Lonza also has vegetable based equivalents that are Kosher if required or preferred. For technical data sheets, please visit Prospector.