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3 Types of Food to Avoid to Protect Your Cat's Kidneys

It's estimated that over half of pet cats 10 years and older suffer from chronic kidney disease, and a possible contributing cause has been recently identified. To help safeguard your kitty's kidneys - at any age - steer clear of these three popular types of cat foods.

phosphorus cat food


  • A 2017 study concluded that high levels of phosphorus in cat food can damage kidney function in healthy cats, along with hastening the progression of chronic kidney disease (CKD) in diagnosed cats
  • Canned cat foods produced in Germany and tested for the study were found to contain up to 9 times the amount of phosphorus cats require
  • Other types of cat food and ingredients to avoid to protect your pet’s kidneys include kibble, meat meals, and prescription renal diets
  • Cats with CKD should be fed a human-grade, fresh food diet formulated for kidney disease; cats with healthy kidneys should eat a varied diet of homemade raw (or cooked), commercially available balanced raw, dehydrated raw and/or human-grade canned
  • Additional support for CKD kitties includes appropriate supplementation, a stress-free environment, and regular monitoring of organ systems

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