This video will be helpful to you in understanding very basics of Vitamins.
You will learn about Types of Nutrients, Types of Vitamins, Functions of Vitamin & Result of deficiency, Which are the Fat soluble Vitamins & Water soluble Vitamins ? & Why are they called so, How their absorption takesplace? Topic of Vitamin is covered in both subjects Biochemistry as well as in Preventive and Social Medicine ( Community Medicine ) also.
I Hope, This will be helpful to you in understanding Vitamins & Nutrients in Better way.