In a patient with chronic kidney disease, which diet modification is typically recommended?

In patients with chronic kidney disease (CKD), dietary modifications are crucial for managing the condition and slowing its progression. One of the primary recommendations is to restrict protein intake. This helps to reduce the workload on the kidneys, which are less able to filter waste products from protein metabolism.

When protein intake is reduced, the body does not produce as much urea and other nitrogenous waste products that the kidneys must excrete. This can help alleviate symptoms of uremia and decrease the accumulation of harmful waste products in the blood, ultimately supporting kidney function for a longer period.

Increasing sodium intake is generally discouraged in CKD patients as it can exacerbate hypertension and fluid retention, leading to further complications. High protein intake can contribute to increased waste production, which the already compromised kidneys cannot handle effectively. While high carbohydrate intake can be beneficial in some contexts, its role is more about providing adequate calories to prevent protein catabolism rather than a direct management strategy for kidney disease. Thus, the recommendation for restricted protein intake is the most appropriate dietary modification for individuals with chronic kidney disease.