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Our own laboratory, our own nationwide clinics, our own GP team. Trusted to do over 100,000 tests per month.
Trusted to do over 100,000 tests per month.

QUICK BLOOD TESTS + GP CONSULTATIONS

Hello, I am Dr. Adam Staten, Medical Director at One Day Tests. Your health is all you have. We make it easy to manage.
UP TO 20% OFF - APRIL OFFERS

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SAME DAY CLINIC APPOINTMENTS

We operate our own, nationwide clinics, with full time phlebotomy staff. Get an appointment today.

SAME OR NEXT DAY RESULTS ON MOST TESTS

Once your sample is in our lab - 99.2% of markers start testing within 4 hours. That's super fast.

NHS GPs + OUR OWN LABORATORY

Our state-of-the-art laboratory service gives you quick testing, accuracy, flexibility and follow up GP consultations.

HOME TEST KIT OR CLINIC VISIT

Too far from our clinic? Get the home finger-prick test sent to you. Free return to us, for quick results.

OUR TRUSTPILOT REVIEWS

WE ARE THE TOP RATED DIAGNOSTICS AND SCREENING PROVIDER

QUICK TEST FINDER

Find what you need in under 30 seconds with our (very clever!) test finder. We offer a huge range of markers all a few clicks away, as well as fastest turnaround times.

FIND YOUR TEST
QUICK TEST FINDER

TEST OVER 300 BIOMARKERS QUICKLY AND EASILY

ULTIMATE PERFORMANCE HEALTH CHECK

Our best selling full body health check blood test is available at our clinics or as a home finger prick kit.

Full Blood Count, Kidneys, Liver, Hormones, Electrolytes, Immunoglobulins, Diabetes, Cholesterol and Inflammation markers.

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ULTIMATE PERFORMANCE HEALTH CHECK

ULTIMATE LONGEVITY BLOOD TEST

Our largest panel - live a long, happy and healthy life. Only available at our clinics.

Speciality longevity markers: Homocysteine, Apo A1/B, Active B12, Zinc as well as a Full Blood Count, Kidneys, Liver, Full hormonal investigation, Electrolytes, Immunoglobulins, Diabetes, Cholesterol and Inflammation markers.

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ULTIMATE LONGEVITY BLOOD TEST

SHARE YOUR HEALTH STORY

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WHAT OUR CUSTOMERS SAY ABOUT US

BROWSE OUR POPULAR TESTS

OUR LABORATORY PERFORMS OVER 100,000 TESTS EVERY MONTH

ULTIMATE PERFORMANCE

This is the true Best Seller of our range. An ultimate screen for continuous monitoring or as a baseline. Covers everything you need for a full body MOT.

57 biomarkers
1-2 days
£190.00 £180.00
Save 5%
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LIVER FUNCTION

Measure the range of liver enzymes, proteins, and bilirubin to give you a comprehensive view of how well your liver is functioning.

8 biomarkers
1-2 days
£45.00 View test

HCG EARLY PREGNANCY CHECK

HCG is a hormone produced by the placenta during pregnancy. Take an HCG blood test to confirm and monitor the progress of your pregnancy.

1 biomarker
1-2 days
£49.00 View test

TESTOSTERONE

The measure of testosterone can help diagnose conditions such as hypogonadism, infertility, and certain types of hormonal imbalances.

1 biomarker
1-2 days
£34.00 £19.00
Save 44%
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CHOLESTEROL

This is an ideal test for monitoring your cardiac state by measuring your 'bad' (i.e. LDL) and your 'good' (i.e. HDL) cholesterol levels - as well as the all-important total cholesterol/HDL ratio: which is essential for accurately assessing your cardio risks.

6 biomarkers
1-2 days
£37.00 View test

ULTIMATE LONGEVITY

The largest and most complex test we do. One test to rule them all that covers everything you need.

66 biomarkers
1-3 days
£290.00 View test

FULL BLOOD COUNT (FBC/CBC)

The first step in identifying potential health issues and monitoring and diagnosing disease. Abnormal FBC results can be indicators of anaemia, infections or blood disorders.

15 biomarkers
1-2 days
£65.00 £58.00
Save 10%
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VITAMIN D (25-OH)

Vitamin D is a fat-soluble vitamin essential for maintaining bone health, regulating calcium and phosphorus levels in the body, and supporting immune function.

1 biomarker
3 days
£37.00 View test

PROGESTERONE

This test measures the level of progesterone - a hormone primarily involved in regulating the menstrual cycle, supporting pregnancy, and maintaining the uterine lining.

1 biomarker
1-2 days
£37.00 £29.00
Save 21%
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FEMALE HORMONES

Take this test to assess your levels of crucial female hormones, as well as thyroid hormones, which play a role in regulating fertility, mood and energy.

9 biomarkers
1-2 days
£75.00 View test

DIABETES (HBA1C)

Take this test to check for diabetes and for early problems in processing blood sugar known as prediabetes or impaired fasting glucose.

1 biomarker
1-2 days
£43.00 View test

THYROID FUNCTION

A perfect test for symptoms such as weight gain, fatigue, or hair loss, as well as a family history of thyroid disorders.

3 biomarkers
1-2 days
£49.00 View test

ULTIMATE THYROID FUNCTION

The all-in-one thyroid function test, covering all the thyroid markers including antibodies, for a full monitoring picture.

10 biomarkers
1-3 days
£89.00 View test

ULTIMATE HEALTHY WOMAN

Designed for health conscious women who believe in proactive health management, this test is an ideal annual health review.

47 biomarkers
1-2 days
£155.00 £140.00
Save 9%
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ESSENTIAL ALL SYSTEMS

This is a basic MOT test for those suffering with fatigue, loss of appetite or stomach pains. It covers a full blood count, kidney and liver function, electrolytes, immunoglobulin study and CRP (inflammation).

40 biomarkers
1-2 days
£129.00 View test

CORTISOL

Take this test to monitor the level of Cortisol in your blood for stress and weight monitoring.

1 biomarker
1-2 days
£43.00 £38.00
Save 11%
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KIDNEY FUNCTION

The kidney blood test is one of the most commonly performed tests by doctors and will let you know how well your kidneys are working. Kidney disease can cause abdominal symptoms such as loss of appetite or nausea.

4 biomarkers
1-2 days
£45.00 View test

ESTROGEN (OESTRADIOL)

This test measures the total level of estrogen in the blood, the sex hormone responsible for the development and regulation of the female reproductive system.

1 biomarker
1-2 days
£45.00 View test

ULTIMATE PROSTATE CHECK (PSA)

Free and Total PSA measurement to help screen for prostate cancer and monitor prostate health. Perfect test to combine with full body MOT.

3 biomarkers
3 days
£95.00 View test

ULTIMATE IRON

Get a full picture of your iron status and check for signs of iron deficiency, iron overload, and measure if your iron levels are in the normal range. Includes CRP.

4 biomarkers
1-2 days
£59.00 View test

GP APPOINTMENTS AT YOUR FINGERTIPS

Our clinical team is available to you for online GP consultations, after you have received your results.

When all of your testing is complete you can book a GP service, to speak to one of our GPs over a video call.

BOOK YOUR GP CONSULTATION
GP APPOINTMENTS AT YOUR FINGERTIPS

QUICK TEST FINDER

Find what you need in under 30 seconds with our (very clever!) test finder. We offer a huge range of markers all a few clicks away, as well as fastest turnaround times.

FIND YOUR TEST
QUICK TEST FINDER

OUR OWN SAMPLE COLLECTION CLINICS

We operate our own phlebotomy walk-in clinics where you can have the same day appointment and the same day results, with your blood sample taken by a professional, highly trained phlebotomy nurse.

Don't like the needle? No problem, we can also do finger pricks at all of our clinics - quick and simple.

BOOK YOUR APPOINTMENT
OUR OWN SAMPLE COLLECTION CLINICS

HOME SAMPLE COLLECTION KIT

No time for an appointment? No problem, we'll send you a home finger prick test kit.

It's simple and convenient as you don't need an appointment, just send it back to us when you are done.

All of our analysers are calibrated for both capillary (finger prick) and venous (from the vein) blood so you can choose what suits you best.

HOME SAMPLE COLLECTION KIT

TRACKED 24 SAMPLE COLLECTION TRANSPORT

One Day Tests is the first diagnostics provider awarded the right to transport our home kits on the Royal Mail Tracked 24 - UN3733 network.

This means that your blood arrives arrives in our laboratory the next day, ready to be analysed.

TRACKED 24 SAMPLE COLLECTION TRANSPORT

IN-HOUSE, CQC REGULATED LABORATORY

We believe in managing our own, state of the art diagnostics and screening laboratory facilities.

Our main laboratory is headquartered in West Sussex and caters for a full range of haematology, biochemistry and immunoassay screens.

IN-HOUSE, CQC REGULATED LABORATORY

QUICK TEST FINDER

Find what you need in under 30 seconds with our (very clever!) test finder. We offer a huge range of markers all a few clicks away, as well as fastest turnaround times.

FIND YOUR TEST IN 30 SECONDS
QUICK TEST FINDER

WELLNESS LIBRARY

WOMEN'S HEALTH

Your ultimate guide to women's health in this series of expert articles and health guidance.

MEN'S HEALTH

Your ultimate guide to men's health.

DOCTOR'S NOTES

Collection of articles by our in-house GPs.

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