Widely used in the pharmaceutical and food industries as a nutritional supplement to prevent or treat thiamine deficiency. Commonly added to fortified foods such as breakfast cereals, breads, and energy bars to enhance their vitamin content. Used in multivitamin formulations and B-complex supplements to support energy metabolism and nervous system function. Employed in clinical settings through oral or injectable preparations to manage conditions like beriberi, Wernicke-Korsakoff syndrome, and other neurological disorders linked to thiamine deficiency. Also utilized in animal feed to promote growth and maintain health in livestock and poultry. Frequently included in parenteral nutrition solutions for patients unable to consume food orally. Its stability and water solubility make it suitable for use in liquid formulations, tablets, and injectables.