Patient Resources 10 min read·Updated 22 July 2026 Clinician-reviewed

Living Kidney Donation

A UK Consultant Nephrologist's guide to becoming a living kidney donor — from first enquiry through assessment, surgery, recovery and lifelong follow-up.

  • Clinically Reviewed
  • NHS & NICE Aligned
  • UK Evidence-Based
  • Last Reviewed 22 July 2026

Professor Mohammed Mahdi Althaf

Consultant Nephrologist & Acute Physician

View Credentials

Professor Mohammed Mahdi Althaf

MD, MSc, PgDip (Clin Ed), FRCP, FHEA, FASN

Consultant Nephrologist & Acute Physician · GMC 7216325

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Direct answer

Living donation gives the best transplant outcomes. UK assessment is rigorous (3–6 months). Most donors return to normal life within 6–12 weeks and follow-up continues for life. All costs are covered by NHS Blood and Transplant.

Key recommendation: Living donor kidneys last ~20 years vs 12 for deceased donor.

Quick answer

✓ Best choices

  • Thoroughly cooked meats, fish and eggs
  • Washed, peeled fruit and vegetables
  • Vegetables, whole grains, beans and olive oil
  • Adequate hydration and dietary calcium for bone health

✓ Foods to limit

  • Grapefruit and Seville orange — they interact with tacrolimus and ciclosporin
  • Unpasteurised dairy, soft-ripened cheeses, raw eggs and undercooked meat
  • Excess salt and ultra-processed foods (BP and weight gain)

Key takeaway

Living donation gives the best transplant outcomes. UK assessment is rigorous (3–6 months). Most donors return to normal life within 6–12 weeks and follow-up continues for life. All costs are covered by NHS Blood and Transplant.

Who should be cautious

People on dialysis, post-transplant, pregnant or breastfeeding, or taking prescription medication — confirm with your renal team before changes.

Living Kidney Donation

Why living donation matters

There are ~6,000 people on the UK kidney transplant waiting list with an average wait of 2.5–3 years on dialysis. Living donation:

  • Cuts waiting time to months not years
  • Allows pre-emptive transplant (before dialysis ever starts)
  • Gives the recipient ~20 years of graft function vs 12 from a deceased donor
  • Allows planned surgery rather than emergency 4am call
  • Often involves a relative, partner, friend or altruistic stranger

The UK Living Kidney Sharing Scheme (UKLKSS) matches incompatible donor-recipient pairs in chains of up to 3 swaps so almost everyone willing to donate can help someone.

Who can donate?

Eligibility

  • Adult 18+ (no upper age limit if fit — 70s and 80s have donated)
  • Two healthy kidneys (confirmed by GFR & CT)
  • BMI ideally <30 (some centres accept up to 35)
  • Blood pressure normal or well-controlled on minimal medication
  • No diabetes (pre-diabetes assessed case by case)
  • No active cancer (5+ years clear for most cancers)
  • No untreated mental health condition
  • Non-smoker preferred (must stop at least 8 weeks before)
  • Capacity to give informed consent (HTA assessment)

ABO-incompatible and HLA-incompatible donation is now possible at most UK centres with desensitisation.

The assessment journey

Typical UK Pathway

  1. Initial enquiry → transplant centre living donor coordinator
  2. Blood group + tissue typing (cross-match with recipient)
  3. Health screen — BP, urine, ECG, chest X-ray, blood tests
  4. GFR measurement (isotope or 24h urine)
  5. CT angiogram of kidneys & blood vessels
  6. Psychological assessment
  7. Independent HTA assessor interview (legal requirement)
  8. Multidisciplinary team approval
  9. Final pre-op clinic with surgeon & anaesthetist
  10. Surgery date set

At every step you can withdraw — no questions asked. Confidentiality is absolute.

Kidney Vitality is a daily multivitamin developed by a UK Consultant Nephrologist using renal nutrition principles. It contains no added potassium, magnesium, phosphorus or iron, and no herbal blends. See the formulation.

The operation & recovery

Surgery

  • Laparoscopic (keyhole) nephrectomy in ~95% of UK cases
  • 3–4 small abdominal incisions + one slightly larger to remove the kidney
  • 2–3 hour operation under general anaesthetic
  • Hospital stay: 2–4 nights

Recovery

  • Week 1: significant fatigue, mild pain (paracetamol + short opioid course)
  • Weeks 2–4: gradual return to walking, light activity
  • Weeks 4–6: most office workers back at work
  • Weeks 8–12: full recovery; heavy lifting, sport, manual work
  • 3 months: post-op renal scan and bloods

Risks (rare):

  • Death: ~1 in 3,000
  • Bleeding requiring transfusion: ~1%
  • Wound infection: ~3%
  • Conversion to open surgery: ~1%
  • Long-term risk of CKD requiring dialysis: ~0.5% lifetime

Life after donation

Follow-up

  • Annual GP/transplant centre check: BP, urine ACR, creatinine
  • Lifelong — never stop attending
  • Lifestyle: maintain healthy BMI, avoid NSAIDs lifelong, BP <130/80
  • Pregnancy is safe but with closer monitoring
  • Insurance: donors have full life and travel insurance access
  • Many donors describe the experience as the most rewarding of their life

The NHS Blood and Transplant donor reimbursement scheme covers:

  • Travel to appointments
  • Loss of earnings (capped)
  • Childcare costs during recovery
  • Accommodation if travelling for surgery

How to start

  1. Speak to the recipient's transplant centre — every UK centre has a living donor coordinator.
  2. Or contact Give a Kidney (giveakidney.org) for altruistic (non-directed) donation.
  3. Free, confidential, no pressure.
  4. UK transplant centres: Royal Free, Guy's, Hammersmith (London); Manchester Royal Infirmary; Cardiff; Edinburgh Royal; Glasgow Queen Elizabeth; Belfast City; Newcastle Freeman; Leeds St James; Birmingham Queen Elizabeth; Sheffield; Bristol; Liverpool Royal; Nottingham; Oxford Churchill; Plymouth; Portsmouth; Coventry; Cambridge.

More info: NHS Blood and Transplant — odt.nhs.uk/living-donation

Kidney Transplant — What to Expect
Related reading: Kidney Transplant — What to Expect.

Key practical tips

Designed for quick scanning — what to order, what to avoid, sensible portions, common mistakes.

  • Keep fridge ≤ 5 °C and reheat leftovers to piping hot
  • Track weight monthly — steroid-driven weight gain is common but manageable
  • Bring your full medication list to every dietetic review

Clinical guidance

TL;DR summary

Living donation gives the best transplant outcomes. UK assessment is rigorous (3–6 months). Most donors return to normal life within 6–12 weeks and follow-up continues for life. All costs are covered by NHS Blood and Transplant.

Key takeaways
  • Living donor kidneys last ~20 years vs 12 for deceased donor.
  • Assessment is thorough — 3–6 months on average.
  • Keyhole (laparoscopic) surgery in most cases.
  • 4–12 weeks off work depending on job.
  • Lifelong annual follow-up via your transplant centre.
Kidney Diet & Nutrition Considerations After Transplant

After a kidney transplant the diet broadens — but food safety, weight, blood pressure and bone health become the priorities. Immunosuppressants raise infection risk and can affect blood sugar and lipids, so a balanced Mediterranean-style plate plus careful food hygiene works well.

Foods to prioritise

  • Thoroughly cooked meats, fish and eggs
  • Washed, peeled fruit and vegetables
  • Vegetables, whole grains, beans and olive oil
  • Adequate hydration and dietary calcium for bone health

Foods to limit

  • Grapefruit and Seville orange — they interact with tacrolimus and ciclosporin
  • Unpasteurised dairy, soft-ripened cheeses, raw eggs and undercooked meat
  • Excess salt and ultra-processed foods (BP and weight gain)

Potassium, phosphate and protein needs vary between individuals — please confirm personal targets with your renal team or dietitian. Browse the Kidney Diet Hub for more guides in this cluster.

Frequently asked questions

Who can become a living kidney donor in the UK?

Healthy adults aged 18+ with two well-functioning kidneys, no significant medical conditions (diabetes, uncontrolled BP, kidney disease, active cancer) and a BMI ideally under 30. Donors can be related, unrelated (friend/partner), altruistic strangers, or part of the UK Living Kidney Sharing Scheme.

How long does the assessment take?

Typically 3–6 months. It includes blood and urine tests, GFR measurement, CT angiogram, ECG, chest X-ray, psychological assessment and an independent Human Tissue Authority (HTA) assessor interview to confirm informed consent.

What are the long-term risks for the donor?

Modern data show life expectancy is essentially unchanged. The remaining kidney enlarges and takes over ~70% of original function. Small increases in BP and a slightly higher long-term risk of CKD exist, which is why all donors get annual follow-up for life.

Will I need time off work?

Yes — typically 4–6 weeks for office-based work and 8–12 weeks for manual jobs. NHS donors can claim reimbursement for loss of earnings and travel under the NHS Blood and Transplant reimbursement scheme.

What foods should I avoid after a kidney transplant?

Avoid grapefruit and Seville orange (they raise tacrolimus and ciclosporin levels), unpasteurised dairy, soft-ripened cheeses, pâté, raw or undercooked meat, raw shellfish and any food past its use-by date. These reduce the risk of serious infection while you are on immunosuppressants.

Nutritional challenges in kidney disease

Many people living with kidney disease have to limit foods because of potassium, phosphate, diabetes, dialysis, appetite changes or simply the time it takes to cook from scratch every day. That can make it harder to keep daily nutrition balanced — particularly for vitamins and minerals that food alone may not fully cover.

Kidney Vitality is a UK-formulated daily nutritional support product designed by Consultant Nephrologist Professor Mohammed Mahdi Althaf with renal nutrition in mind from the start. It keeps doses moderate, leaves out added potassium, phosphate and magnesium, and avoids megadose vitamin A — sitting alongside a kidney-friendly diet, not replacing it.

Why Kidney Vitality fits this need

Built around UK renal guidance

Aligned with British Transplantation Society and NHS Blood and Transplant living donation guidelines.

Designed by a UK Consultant Nephrologist

Formulated and reviewed by Professor Mohammed Mahdi Althaf (GMC 7216325).

Evidence-based by design

Information for prospective donors and recipients in the UK.

Designed by a UK Consultant Nephrologist

Ready to support your kidney health?

If you have been researching kidney health, supplements, CKD nutrition or kidney-friendly living, Kidney Vitality was developed specifically around those principles by Professor Mohammed Mahdi Althaf (GMC 7216325). Nephrologist Developed Daily Multivitamin.

  • No Added Potassium
  • No Added Magnesium
  • No Added Phosphorus
  • No Added Iron
  • One capsule daily
  • UK GMP — BRCGS, NSF GMP, Halal
Subscribe & Save — £20.39/monthCheck your current multivitamin

✓ Free UK tracked delivery  ·  ✓ Delivered every 30 days  ·  ✓ Pause or cancel anytime  ·  ✓ Never run out

ComparisonKidney VitalityTypical high-street multivitamin
Added potassiumNoneOften included
Added phosphateNoneOften included (E338–E452)
Vitamin A (retinol)No megadoseOften high-dose retinol
Kidney-focused formulationYesNo — general population
Consultant Nephrologist involvementYes (GMC 7216325)No
UK GMP manufacturedYes (BRCGS, NSF GMP)Varies

Food supplement. Not a medicine and not a treatment for kidney disease. Speak with your GP, pharmacist or renal team before starting any new supplement, especially in advanced CKD, on dialysis, post-transplant, pregnant or breastfeeding.

Clinical reviewer

Professor Mohammed Mahdi Althaf

Consultant Nephrologist

Acute Physician

GMC 7216325

View Full Biography

Professor Mohammed Mahdi Althaf is a UK Consultant Nephrologist and Acute Physician with a special interest in chronic kidney disease, AKI prevention and renal nutrition. He combines hospital practice with patient education and clinical guidance review.

View professional profile →
View Credentials
  • MD
  • MSc
  • PgDip (Clin Ed)
  • FRCP
  • FHEA
  • FASN

About this article

Written for UK patients and based on:

  • NICE guidance
  • NHS resources
  • British Dietetic Association guidance
  • Kidney Care UK resources
View methodology

Each article is researched against current UK clinical guidance (NICE NG203, NG118, NG136), NHS patient resources, KDIGO and KDOQI international guidelines, and the British Dietetic Association Renal Nutrition Group. Drafts are written by the Kidney Vitality editorial team and reviewed by a UK Consultant Nephrologist before publication. Content is reviewed on a rolling basis and updated when guidance changes.

Editorial standards

  • Clinically reviewed
  • NHS-aligned
  • NICE-aligned
  • Evidence-based
  • Reviewed before publication
View full editorial process

Every article is researched and written by the Kidney Vitality editorial team using current UK clinical guidance (NICE NG203, NG118, NG136), NHS patient resources, KDIGO/KDOQI international guidelines, and British Dietetic Association renal nutrition guidance. Drafts are reviewed for clinical accuracy by Professor Mohammed Mahdi Althaf, MD, MSc, PgDip (Clin Ed), FRCP, FHEA, FASN (Consultant Nephrologist & Acute Physician, GMC 7216325) before publication. Content is updated when UK guidance changes.

References (4)View Sources
  1. NICE NG203: Chronic kidney disease — assessment and management
  2. KDIGO 2024 Clinical Practice Guideline for the Evaluation and Management of CKD
  3. KDOQI Clinical Practice Guideline for Nutrition in CKD: 2020 Update
  4. British Dietetic Association — Renal Nutrition Group

Medical disclaimer

This content is educational only and does not replace personalised medical advice.

Read full disclaimer

This page is general information, not personal medical advice. If you have chronic kidney disease, are on dialysis, have had a kidney transplant, are pregnant or breastfeeding, or take prescription medication, please confirm any supplement with your GP, pharmacist or renal team before starting.

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