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According to the Times of Indiaavocados are packed with monounsaturated fats, fiber, antioxidants, and vitamins K, C, and B-complex. These nutrients help reduce inflammation, lower bad cholesterol, and manage blood pressure—all factors that protect kidney function over time.

The potential concern lies in potassium. A medium avocado contains 700–900 mg of potassium, compared with roughly 400–450 mg in a banana. For individuals with healthy kidneys, this poses no problem. But for people with CKD, especially in advanced stages, excess potassium can build up in the blood, a condition known as hyperkalemia, which can affect heart rhythm and become dangerous.

For those advised to follow a low-potassium diet, avocados may need to be limited—not because they are harmful, but because the kidneys may struggle to process the extra potassium efficiently.

According to Healthlinehealth experts suggest that reducing the portion to a quarter of an avocado allows for inclusion in meals while keeping potassium intake in check. Overconsumption, such as eating two whole avocados a day, can be risky, particularly for those on restricted diets.

Small portions, such as thin slices on a sandwich or a spoonful in a dip, provide the creamy texture and nutritional benefits of avocado without overloading the kidneys.