Home test kits for convenient at home testing

Creatinine & eGFR Home Blood Test Kit

Monitor your kidney health with our Creatinine & eGFR home blood testing kit. This user-friendly at-home blood test kit uses a small-volume sample for accurate kidney function analysis.

£

30.50

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  • Fast turnaround test results
  • Results shared electronically via secure SMS
  • Easy sample collection
Turnaround time: 1 day
Sample type: Small-volume blood sample via TDL Tiny self-collection kit

What do we test for?

Creatinine

Creatinine is a waste product from muscle metabolism. Measuring creatinine levels helps assess how well your kidneys are filtering blood.

eGFR (Estimated Glomerular Filtration Rate)

eGFR estimates your kidneys’ filtering capacity. Lower eGFR values may indicate reduced kidney function or chronic kidney disease.

How will this help you?

What is the Creatinine & eGFR Home Blood Test?

The Creatinine & eGFR home blood test is an at-home blood test designed to assess kidney function. Creatinine is a waste product filtered by your kidneys, and the estimated glomerular filtration rate (eGFR) calculates how efficiently your kidneys remove waste from the blood.

What’s Included in Your Blood Test Kit?

Who Should Use This Home Blood Testing Kit?

This blood test kit is ideal for individuals who:

How to Collect Your Sample

Follow these steps for accurate results:

Frequently asked questions

Do I need to fast before my creatinine and eGFR home blood test?

Fasting is not usually required for a creatinine and eGFR home blood test. However, avoid heavy exercise and stay hydrated before sampling to help ensure accurate readings.

How accurate is a creatinine and eGFR home blood test kit?

Our home blood testing kit uses the TDL Tiny self-collection system, validated to provide accurate creatinine and eGFR measurements comparable to clinic-drawn samples. Follow the included instructions carefully for best results.

How do I test my creatinine levels at home?

Collect your small-volume blood sample using the lancet and TDL Tiny kit provided. Apply drops of capillary blood to the collection card, seal per instructions, and return via the prepaid mailer. Detailed steps are in the kit guide.

What does my eGFR result mean?

Your eGFR (estimated glomerular filtration rate) reflects how well your kidneys filter waste. A normal eGFR is usually above 90 mL/min/1.73 m². Lower values may suggest reduced kidney function and should be reviewed by a healthcare professional.

When will I get my at-home creatinine and eGFR test results?

Once our lab receives your TDL Tiny sample, results are typically available within 2–3 working days. We’ll notify you by email or SMS when you can view your secure online report.

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How Mayfield's home blood testing works

1
Order Your Home Blood Test Kit Online

Get started by choosing the right at-home blood test kit for your needs — whether it's for cholesterol, thyroid, vitamin levels, or general health screening. Your kit is delivered in discreet, secure packaging.

2
Collect Your Sample at Home

Using our easy-to-follow instructions, collect a small blood sample with the included lancet and tube. No need for a clinic visit — everything you need for accurate testing is in the kit.

3
Send It to Our Accredited Lab

Place your sample in the prepaid return envelope and post it to our certified partner lab. Our labs follow the highest standards to ensure fast, reliable blood analysis.

4
Get Your Results by Text, Fast

You’ll receive a text message with your results as soon as they’re ready — usually within 1–3 days. A full lab report is included, giving you a clear breakdown of your blood test findings. Need help understanding your results? You can book a follow-up consultation with one of our clinicians at any time.

Learn more

Why Mayfield Clinic for home testing

Why Choose Mayfield Clinic for Your Home Blood Test?

Trust our GP-led service for home blood testing, with professional follow-up and personalised care.

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