D-α-Hydroxyglutaric acid disodium salt is widely used in biochemical research, particularly in the study of metabolic pathways and enzyme functions. It serves as a substrate or intermediate in various enzymatic reactions, helping to elucidate the mechanisms of metabolic disorders, such as those related to the Krebs cycle. In addition, it is employed in the production of specialty chemicals and pharmaceuticals, where its unique properties contribute to the synthesis of complex molecules. The compound is also utilized in cell culture applications, supporting the growth and study of specific cell types under controlled conditions. Its role in metabolic studies and biotechnological processes makes it a valuable tool in both academic and industrial research.