What dietary choice is least beneficial for patients experiencing kidney decline?

A high sodium diet is least beneficial for patients experiencing kidney decline because it can exacerbate fluid retention and hypertension, both of which pose significant risks for individuals with compromised kidney function. Healthy kidneys help regulate sodium balance, but when they are impaired, excess sodium can lead to increased blood volume and pressure, further stressing the kidneys and potentially leading to more severe complications.

In contrast, a high fiber diet, low protein diet, and low potassium diet can each offer benefits in managing kidney health. A high fiber diet can help with overall digestive health and may support better bowel function. A low protein diet is often recommended to reduce the burden on the kidneys, as protein metabolism produces waste products that the kidneys must filter. Meanwhile, a low potassium diet can help prevent hyperkalemia, which is a dangerous condition where potassium levels become too high, posing risks for cardiac health. Thus, it’s critical for patients to avoid high sodium intake to protect their remaining kidney function and overall health.