From controlling clotting system in your body till regulating lood calcium levels, vitamin K has done all. It is among mandatory vitamins. lets study about its sources, function, mechanism and deficiency in this video. TIMELINE: 0:00 Introduction 0:42 Why Vitamin K is required? 1:06 Sources 1:59 Recommended daily intake of Vitamin K 2:22 Absorption of Vitamin K 3:10 Deficiency of Vitamin K 7:02 Clinical features of Vitamin K deficiency 9:49 Diagnosis and treatment of Vitamin K deficiency