Bile acids help in absorption of food in the process of digestion. These synthesized in the liver, are secreted in the intestine to break down the fat of the ingested food. Most parts of the bile acids are reabsorbed. This keeps a slightly higher level of serum bile acid levels in normal person after having meals, but when the level becomes abnormally high in the blood, the patient is suspected for the improper functioning of the liver, including Wilson disease, portal-vein thrombosis, Budd-Chiari syndrome, and cholestasis in pregnant women. Your doctor will advise Serum Bile Acids Test to estimate your medical condition especially liver disorder.