What Is Insulin Resistance And Prediabetes? Abstract Insulin is one of the important hormones secreted in the body which plays an important role in pushing glucose into the cells of the body and provides them the energy to work. Pancreas is the organ responsible for producing insulin and if it is not working properly then the insulin production is hindered. Pancreas has beta cells that are located in islets of langerhans which are responsible for production of insulin. In this