Poly(ethylene glycol) is widely used in pharmaceuticals as a solvent, binder, and lubricant in tablet formulations. It helps in controlling the release of active ingredients, enhancing drug stability, and improving solubility. In the medical field, it is utilized in ointments, creams, and suppositories due to its non-toxic and moisturizing properties. It also serves as a base for many personal care products like lotions, shampoos, and toothpaste. In biotechnology, it is employed in protein purification and as a cryoprotectant for cell preservation. Additionally, it is used as a food additive to improve texture and stability. It finds applications in industrial processes as a plasticizer, dispersing agent, and in the production of polyurethane foams. Its versatility and biocompatibility make it a valuable component in various industries.