PEG17 is widely used in the cosmetics and personal care industry as an emulsifier and surfactant. It helps to stabilize mixtures of oil and water, making it a key ingredient in lotions, creams, and conditioners. Its ability to improve texture and spreadability enhances the user experience in skincare products. Additionally, PEG17 is utilized in pharmaceuticals as a solubilizing agent, aiding in the delivery of active ingredients in various formulations. Its versatility and compatibility with other compounds make it a valuable component in both cosmetic and medicinal applications.