This is an important test to help measure the level of caffeine in the blood.

Venous blood
1 tests included
7 days turnaround



About Caffeine

What is caffeine?

Caffeine is a stimulant of the central nervous system and is the most commonly used psychoactive drug. Recent research has shown that people diagnosed with Parkinson’s disease generally have lower levels of caffeine in the blood after consuming the same amount of caffeine as normal people.

Why take this test?

This test measures the level of caffeine in the blood. 

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.