Deoxycholic acid is one of the secondary bile acids, which are metabolic byproducts of intestinal bacteria.The two primary bile acids secreted by the liver are cholic acid and chenodeoxycholic acid.

• 肝脏能分泌两种胆汁酸，分别是胆酸和鹅去氧胆酸，经过肠道寄生菌的作用，胆酸转变称脱氧胆酸，鹅去氧胆酸转变成石胆酸。