This Renal Diet Cookbook Contains Low Potassium, Low Phosphorous and Low Sodium Recipes That Are Easy to Follow! If you have been diagnosed with renal diet, you need to know that you are not alone. Studies estimate that about 31 million people in the United States alone have kidney disease, while 1 out of 10 persons in the world have some type of kidney diseases. The renal disease is not as bad as it sounds...