Mango (Mangifera indica L.) is one of the important fruit crops in the world market due to its excellent flavour, colour and delicious taste medicinal properties. Hence, it is popularly called as 'King of fruits' due to its high average as production it is in India. One medium sized mango of 200 g provides more than daily requirement of vitamin A of an adult and three fourth requirement of Vitamin C.Post harvest loss starts from pre harvesting stage followed by harvesting, handling, cleaning, transportation, storage, packing, processing and marketing. Calcium compounds extend the shelf life of several fruits by maintaining firmness, minimizing the rate of respiration, protein breakdown and disease incidence.Pre harvest treatments using chemicals in combination with mulching were applied to study their effect on the quality and post harvest loss in mango.