Thiamine disulfide nitrate is primarily utilized in the field of biochemistry and pharmaceuticals. It serves as a precursor in the synthesis of thiamine derivatives, which are essential for developing treatments related to vitamin B1 deficiencies. This compound is also employed in research settings to study the biochemical pathways and mechanisms of thiamine in the human body. Additionally, it finds application in the formulation of dietary supplements aimed at improving metabolic functions and enhancing overall health. Its role in stabilizing and delivering thiamine in various formulations makes it valuable in both therapeutic and nutritional contexts.