馬尿酸試驗是屬於肝臟机能試驗的一种,它的主要作用是測知肝臟的解毒能力。当人吃進食物後,在消化过程中一部分未被吸收的食物及消化液停留於腸內(主要是大腸),被大量细菌作用腐敗而產生某种有毒物質。这种物質被腸壁吸收,如果沒有肝臟的解毒 Hippuric acid test is a kind of liver function test, its main role is to detect liver detoxification. When people eat into the food, part of the digested food and digestive juice remain in the intestine (mainly the large intestine) during the digestive process, and are corrupted by a large number of bacteria to produce some toxic substance. This substance is absorbed by the intestinal wall, if there is no detoxification of the liver