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Dietary Protein Intake in CKD: Quantity and Quality
Denis Fouque1, Denise Mafra2,3, Vincenzo Bellizzi4
1Department of Nephrology, Hospices Civils de Lyon, University Claude Bernard Lyon 1, Pierre-Bénite, France.
Summary
Optimizing dietary protein is vital for chronic kidney disease (CKD) patients. This review examines protein quantity, quality, and plant-based options for better CKD management and reduced toxins.
Area of Science:
- Nephrology
- Nutritional Science
- Internal Medicine
Background:
- Intensive management, including nutrition, is critical for patients with chronic kidney disease (CKD).
- Dietary protein restriction has been a cornerstone of CKD management since the 1930s for uremic symptom control.
- Excessive protein intake worsens kidney damage, while controlled intake reduces harmful metabolic toxins.
Purpose of the Study:
- To explore optimal dietary protein intake for patients with CKD.
- To focus on protein quantity, quality, and ensuring long-term patient compliance.
- To review the benefits of plant-based protein sources in CKD management.
Main Methods:
- Literature review of studies on dietary protein in CKD.
- Analysis of the impact of animal versus plant-based proteins on uremic toxins.
- Exploration of strategies for sustained dietary compliance in CKD patients.
Main Results:
- Animal proteins contribute to uremic toxin production.
- Plant-based diets can be beneficial if essential amino acids are balanced.
- Optimal protein intake strategies are key to reducing mortality and improving CKD outcomes.
Conclusions:
- Controlled dietary protein intake is essential for managing CKD.
- Plant-based protein sources offer advantages when properly formulated.
- Further research into sustained compliance strategies is warranted for effective CKD nutritional management.
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