Why Is Urine Yellow? Scientists Identify Enzyme Responsible For The Hue

Normal urine should have a pale yellow colour, and a microbial enzyme is responsible for this. Now, scientists have discovered the enzyme which gives urine its yellow tinge.

This discovery of the enzyme responsible for urine's yellow colour holds immense significance in therapeutics because the findings can provide insights into the role of the gut microbiome in diseases like jaundice and inflammatory bowel disease. 

Source : Getty

Have you ever wondered why urine is yellow in colour? Normal urine should have a pale yellow colour, and a microbial enzyme is responsible for this. Now, scientists have discovered the enzyme which gives urine its yellow tinge. The enzyme is called bilirubin reductase.  The study, led by researchers at University of Maryland, was published January 3, 2024, in the journal Nature Microbiology.  This discovery holds immense significance in therapeutics because the findings can provide