Uridine 5'-diphosphoglucose disodium is widely used in biochemical research as a substrate for glycosyltransferase enzymes. It plays a crucial role in the synthesis of complex carbohydrates, glycoproteins, and glycolipids, making it essential for studying metabolic pathways and cellular processes. In biotechnology, it is utilized in the enzymatic production of oligosaccharides and polysaccharides for applications in food, pharmaceuticals, and cosmetics. Additionally, it serves as a key reagent in the development of diagnostic tools for studying glycosylation disorders and metabolic diseases. Its role in nucleotide sugar metabolism also makes it valuable for investigating drug targets and therapeutic interventions.