Blood urea nitrogen

This is an important test to help diagnose kidney problems.

Venous blood
1 tests included
2 days turnaround



About Blood urea nitrogen

What is blood urea nitrogen?

Urea is produced by the liver during the breakdown of waste proteins, it is transported to the kidneys which filter it from the blood and produce urine. Blood urea nitrogen levels can give an indication of kidney function. Conditions associated with high blood urea nitrogen include heart, kidney or liver problems.  

Why take the test?

This test measures the amount of blood urea nitrogen. It is typically used to diagnose kidney problems.


What's tested


How it works



Purchase your Kit

Just order a test online and get your kit delivered right to your door unless you are ordering a COVID-19 Fit to Fly test where you will be given appointment options to attend our clinics across the United Kingdom for a nose and throat swab PCR test at the checkout stage.



Take your test and post

Follow our simple instructions to take your sample and post back the enclosed prepaid envelope to our accredited lab for processing. We also offer home or workplace visits by a qualified nurse. For COVID-19 Fit to Fly tests you must attend one of our partner clinics for our trained collection officers to take your sample. You will then have the results emailed to you.



Get results directly to your dashboard

You will receive an email notification from our medical team when your results are available on your secure personalised health dashboard.