People complaint that fat in milk increases the content of cholesterol in their body in their body in their causing some disease. To get rid of this complaint people can go for skimmed milk. Previously the availability of cattle farm was more and the population was less. To carry out all the day-to-day life activities. Energy is needed. Food gives energy. Hence, it is imitable for any human being to intake food. One of the important factors that must be considered in food is its nutritious value.