This presentation should equip generla medicine clinicians to recognise, diagnosie, manage thiamine deficinecy in hospitalised patients, particulary in non-alcohol related settings. it shoudl challenge the misconception tha tthiamine deficiency is confined to alcohol use disorder, explain the underlying pathophysiology, identify at-rsik populations, review the clincal manifestations (wernickes's encephalopahty, beriberi), discuss evidence based diagnosis, and treatment, address common myths (thiamine before glucose). and sumarise current guidelines and landmark evidence to improve early recognition and patient outcomes.