According to one finding, in India alone around 33 crores of birds and animals are killed every year and 50 lakh ton of flesh trade is carried on. This is enough to show that innumerable birds and animals are killed every year throughout the world. The question that arises is that, is it not possible for the human being to live healthy without eating non-vegetarian food? Is there no other food item left in this world, from which the human being can obtain all the required nutritious items?