Alpha-ketoglutaric acid monosodium salt is widely used in the field of biochemistry and nutrition. It serves as a key intermediate in the Krebs cycle, making it essential for energy production in cells. In dietary supplements, it is often included to support metabolic health and enhance athletic performance by improving energy efficiency and reducing fatigue. Additionally, it is utilized in cell culture media to promote cell growth and maintain cellular functions in research and biotechnological applications. Its role in amino acid synthesis also makes it valuable in studies related to protein metabolism and nitrogen balance.