Fursultiamine is widely used in the medical field as a therapeutic agent, primarily for its role in treating vitamin B1 deficiency and related conditions. It is particularly effective in addressing symptoms of fatigue, neuritis, and neuropathy due to its enhanced bioavailability compared to standard thiamine supplements. The compound is also utilized in managing conditions like beriberi and Wernicke-Korsakoff syndrome, often associated with chronic alcoholism. Additionally, fursultiamine is employed in improving cognitive function and reducing oxidative stress, making it beneficial in supporting neurological health. Its application extends to sports medicine, where it aids in boosting energy metabolism and alleviating muscle weakness.