A hepatocyte is a cell of the main parenchymal tissue of the liver. Hepatocytes make up 80% of the liver’s mass. These cells are involved in:

Protein synthesis
Protein storage
Transformation of carbohydrates
Synthesis of cholesterol, bile salts and phospholipids
Detoxification, modification, and excretion of exogenous and endogenous substances
Initiation of formation and secretion of bile