The video tells us about one of the Vitamins of human body i.e, Vitamin B1 or Thiamine. Vitamin B1 helps the cells in the body convert food into energy. The video gives us knowledge about the sources, functions, daily requirements and deficiencies of Thiamine with the possible preventions. TIMELINE: 0:00 Introduction 0:40 Sources 1:26 How Vitamin B1 work as a coenzyme? and other functions 4:25 Wet beri-beri 4:40 Dry beri-beri 5:06 Cerebral beri-beri 6:01 Alcohol abuse and vitamin B1 deficiency 6:58 Daily requirement 7:08 How to prevent deficiency of Vitamin B1?