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HomeIndividual TestsLiver & Kidney Health

What blood tests check liver & kidney health?

Tests that assess liver and kidney function using capillary-friendly home collection. Tests available in this category include Creatinine with eGFR, Liver Function Test, TLFT, Carbohydrate Deficient Transferrin, CDT. Each test includes a home collection kit, prepaid tracked return and professional laboratory analysis.

Browse all OptiBlood tests or explore the individual tests below.

These tests provide laboratory information to help you understand your health. They are not a diagnosis and do not replace advice from an appropriate healthcare professional.

Liver & Kidney Health

Tests that assess liver and kidney function using capillary-friendly home collection.

3 tests

Assesses kidney function through creatinine and estimated glomerular filtration rate.

1 Biomarker Measured

Creatinine with eGFR

24–72h

Consider the Essential Health Check

A capillary-compatible liver profile. This capillary-compatible liver profile does not include ALT.

7 Biomarkers Measured

Liver Function Test (TLFT)

24–72h

Consider the Essential Health Check

A specialist marker used to assess recent alcohol intake.

1 Biomarker Measured

Carbohydrate Deficient Transferrin (CDT)

5–7 working days

Consider the Essential Health Check
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FREQUENTLY ASKED QUESTIONS

Questions, answered

Most tests are best collected in the morning before eating. Stay well hydrated the day before. Specific timing advice is included with your kit where relevant.

OptiBlood tests provide laboratory information and are not a substitute for medical diagnosis, physical examination or emergency care. Discuss concerning results or symptoms with an appropriate healthcare professional.

TDL Laboratory Analysis — Samples analysed by our partner, The Doctors Laboratory (TDL) — a UKAS-accredited medical laboratory (No. 8812) operating to ISO 15189:2022 standards. Your original laboratory report is delivered to you by email.

OptiBlood home blood testing

Convenient home blood testing with professional laboratory analysis and confidential results delivery.

support@optiblood.uk

All samples are analysed by The Doctors Laboratory (TDL) — an ISO 15189:2022 and UKAS Accredited Medical Laboratory (No. 8812).

OptiBlood is a trading name of BB 2 SERVICE LTD, registered in England and Wales under company number 10213673. Registered office: 39 Tilston Walk, Wilmslow, SK9 2HL, United Kingdom. ICO registration number: ZB069379.

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