CKD Daily Protein Calculator
Determine your personalized daily protein allowance in grams based on your CKD stage, dry body weight, and dialysis status. Based on validated National Kidney Foundation KDOQI clinical nutrition guidelines.
Evidence-based KDOQI & KDIGO clinical guidelines. Designed for adult non-pregnant individuals.
Your Daily Protein Target
Sample Daily Plate Matching Your Target
Here is what a balanced day of eating looks like to hit your specific target:
The 50% Plant-Protein Advantage
Leading nephrology guidelines recommend obtaining at least 50% of your daily protein from plant sources (such as tofu, lentils, grains, and vegetables). Plant protein generates less metabolic acid and carries natural phytate-bound phosphorus that is less easily absorbed by your gut.
KDOQI Clinical Protein Reference Chart
| CKD Stage | Clinical Target | Primary Clinical Objective |
|---|---|---|
| Stages 1 & 2 | 0.80 g/kg/day | Avoid high-protein hyperfiltration; protect healthy nephrons |
| Stages 3 to 5 (Non-Dialysis) | 0.55 - 0.60 g/kg/day | Minimize urea waste accumulation; preserve residual kidney function |
| Diabetic Kidney Disease (CKD 3-5) | 0.60 - 0.80 g/kg/day | Balance kidney preservation with glycemic control and muscle health |
| Stage 5 on Hemodialysis | 1.0 - 1.2 g/kg/day | Replace amino acid dialysate losses; prevent muscle wasting |
| Stage 5 on Peritoneal Dialysis | 1.0 - 1.3 g/kg/day | Compensate for continuous peritoneal protein loss |
Frequently Asked Questions
Why do protein targets decrease in Stages 3-5 but increase on dialysis?
In non-dialysis CKD (Stages 3 to 5), reducing dietary protein to 0.55-0.60 g/kg per day eases the workload on damaged nephrons by reducing urea and nitrogenous waste build-up. However, once a patient starts hemodialysis or peritoneal dialysis, the dialyzer filter removes amino acids and protein fragments directly from the blood. To prevent severe muscle wasting and malnutrition, dialysis patients require significantly higher daily protein (1.0 to 1.2 g/kg per day).
What weight should I use if I have fluid retention or swelling?
You should always use your "dry weight" (your body weight when you are not retaining extra fluid or experiencing edema in your legs and ankles). If you use a fluid-swollen weight, the calculator will overestimate your protein allowance, increasing waste accumulation in your bloodstream.
Why is plant-based protein often recommended over animal meat?
Plant proteins (such as tofu, edamame, lentils, and whole grains) produce less metabolic acid than animal meats, helping prevent metabolic acidosis. Furthermore, the phosphorus in plant foods is bound to phytates, meaning your body only absorbs 40% to 60% of it, compared to 90% or more from processed animal meats.
Can eating too little protein be dangerous for kidney disease?
Yes. Dropping protein intake below 0.55 g/kg per day without specialized keto-acid analogue supplements and strict dietitian monitoring can lead to Protein-Energy Wasting (PEW), muscle loss, weakened immune function, and higher mortality. The goal is safe moderation, not starvation.
How does having diabetes affect kidney protein recommendations?
Patients with Diabetic Kidney Disease (DKD) need slightly more dietary flexibility (0.60 to 0.80 g/kg per day) to maintain stable blood sugar levels and prevent hypoglycemia that can occur when carbohydrates replace too much dietary protein.