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For CKD stages 3-5 and dialysis patients, serum potassium above 5.0 mEq/L raises the risk of dangerous heart arrhythmias. These 20 foods carry the heaviest potassium load per 100g — avoid or strictly limit them, especially with elevated potassium. Low-potassium alternatives are listed with each food.
The foods with the most potassium per 100g — the ones that push serum potassium dangerously high in CKD stages 3-5 and dialysis.
Values are per 100g (USDA FoodData Central / ICMR-NIN). Your actual serving may differ — always multiply by your portion. For a personal plan, check each food's guide for serving advice, leaching techniques, and safer alternatives. Your nephrologist and renal dietitian set YOUR individual limits.
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This content is a general reference, not medical advice, a diagnosis, or a treatment plan. Do not change your diet, fluids, medicines, or dialysis plan without your nephrologist or renal dietitian. Individual recommendations depend on your labs, medications, conditions, and care plan.