My Kidney Hub

CKD progresses when the nephrons (kidney filtering units) are gradually damaged by conditions like diabetes or high BP. Each nephron lost cannot regenerate. The remaining nephrons overwork, causing hyperfiltration and further damage — a cycle that can be slowed but not easily reversed.

Key evidence: KDIGO 2024 guidelines show that SGLT2 inhibitors (like Farxiga/dapagliflozin) reduce the rate of eGFR decline by up to 50% in patients with diabetes and CKD, and are now recommended regardless of glucose levels.

Uncontrolled hypertension is the #2 cause of CKD and the #1 driver of fast progression. Every 10 mmHg reduction in systolic BP reduces the risk of kidney failure by approximately 14%.

Target for CKD patients: Under 130/80 mmHg. ACE inhibitors and ARBs are first-line because they also reduce protein spillage in the urine (proteinuria), which is itself a marker of progression.

A landmark meta-analysis in JAMA showed that reducing protein intake to 0.6–0.8 g/kg/day slows eGFR decline significantly compared to normal protein intake. This is why your protein goal is personalized to your weight.

Plant-based proteins (legumes, tofu) produce fewer uremic toxins than animal proteins, making them a smarter choice for CKD stages 3–4.

A 2022 Cochrane review found that regular aerobic exercise in CKD patients improves cardiorespiratory fitness, reduces BP, improves quality of life, and may slow eGFR decline. 150 minutes per week of moderate activity is the evidence-based target.

Safe activities for CKD: Walking, swimming, cycling, chair yoga, and water aerobics are preferred. Avoid intense dehydration-inducing workouts.

Plant-based diets are naturally lower in phosphorus (absorbed less efficiently), produce fewer uremic toxins, and improve gut microbiome health — the gut-kidney axis is an emerging area of CKD research.

A 2020 JASN study found plant-based protein was associated with significantly lower risk of ESRD and death compared to animal protein in CKD patients.

Important: Always inform your nephrologist before taking any supplement — many are cleared by the kidneys and can cause harm at CKD stages 3–5.

• Astragalus (Huang Qi): Multiple RCTs show reduction in proteinuria and creatinine in CKD. Used in Traditional Chinese Medicine for kidney support.
• Curcumin (turmeric): Anti-inflammatory; early trials show reduction in kidney oxidative stress.
• Omega-3 fatty acids: Reduces proteinuria and triglycerides in CKD; evidence supports 2–4 g/day.

Adequate hydration reduces crystallization of waste in kidney tubules and may slow CKD progression in early stages. However, fluid restriction is important in advanced CKD (Stage 4–5) or when on dialysis. Your nurse coach will help individualize your fluid plan.

Best choices: plain water, herbal teas, cucumber water. Avoid sports drinks (high potassium) and dark colas (high phosphorus).

Poor sleep quality is independently associated with faster CKD progression and higher cardiovascular risk. Disrupted circadian rhythm increases BP variability overnight.

Aim for 7–8 hours. Manage sleep apnea (common in CKD), avoid screens 1 hour before bed, and keep a consistent sleep schedule. Melatonin (low dose, 0.5–1 mg) may help — discuss with your doctor.

A landmark Johns Hopkins study and a 2021 RCT in CKD patients both found that spiritual practices — prayer, gratitude, meditation — were associated with lower systolic BP, better medication adherence, improved quality of life, and slower disease progression.

Spirituality activates the parasympathetic nervous system, reducing cortisol and catecholamines that drive hypertension and inflammation.

MBSR (the 8-week Jon Kabat-Zinn program) was tested in a randomized controlled trial specifically in CKD Stage 3–4 patients. Participants showed significantly reduced BP, lower anxiety scores, and improved quality of life compared to standard care.

Core practices: Body scan, mindful breathing, gentle movement, and loving-kindness meditation. Even 10 minutes daily provides measurable benefit.

Gratitude journaling (writing 3 things you are grateful for each day) has been shown in multiple RCTs to reduce inflammatory markers including IL-6, reduce cortisol, and improve heart rate variability — all of which benefit kidney health.

This app includes a daily gratitude space. Use it. It is not optional for healing — it is as important as taking your medication.

Across all faith traditions — Christian, Buddhist, Islamic, Hawaiian, Indigenous, and others — communal prayer and contemplative practice reduce perceived stress and improve adherence to health behaviors.

For our clients in Hawaii and across the Pacific, practices like ho'oponopono (reconciliation and forgiveness), pule (prayer), and connection to 'āina (land and nature) are powerful healing tools that this program honors and integrates.

Blood is removed from the body, filtered through a dialyzer machine, and returned clean. Typically done 3x/week for 3–5 hours per session at a dialysis center, or at home using home hemodialysis equipment.

Access needed: AV fistula (preferred), AV graft, or tunneled catheter. Fistula takes 6–12 weeks to mature — plan early.

Dialysis fluid is placed into the abdominal cavity through a PD catheter. The peritoneum acts as a natural filter. Done at home — either manually (CAPD, 4x/day exchanges) or overnight by a cycler machine (APD).

Benefit: More flexibility and independence, better residual kidney function preservation, gentler on the cardiovascular system.

Best long-term outcome for eligible patients. Preemptive transplant (before dialysis) has the best outcomes. Get referred to a transplant center when eGFR reaches 20–25.

Living donor transplants have better outcomes than deceased donor. Talk to family and friends early. The wait for a deceased donor kidney averages 3–7 years in the US.

For some elderly patients or those with multiple serious conditions, conservative management (without dialysis) may be the right choice — focusing on quality of life, symptom control, and dignity rather than dialysis.

This is a valid, respected medical choice. A palliative nephrology specialist can help you and your family understand what to expect.