what are the major functions of the liver
The liver's main function is to produce substances that help the body break down fat. The liver manufactures bile that assists in the breakdown and digestion of food. Denis Raev/iStock/Getty Images. Glucose and Blood. The liver converts glucose to glycogen (sugar), the body's main source of energy.he liver, the body's largest glandular organ, weighs approximately 3 pounds. It appears on the right side of the body near the stomach, below the diaphragm.