Blue Buffalo's KS Kidney Support formula is built with controlled protein and minerals for dogs managing kidney health, and a 4.2 star average across 413 reviews shows it's a reasonably well regarded option in this category.
Dogs under veterinary care for kidney health who need a controlled protein, controlled mineral dry food.
Skip if
Your dog hasn't been diagnosed with a kidney condition, since this is a targeted veterinary diet rather than an everyday maintenance food.
Form Dry
Flavor Chicken
Benefits Supports Kidney Health With Controlled Protein And Minerals
Best for Kidney Care, Kidney Support
Breed size Medium
Weight 6 Pounds
Priced 54% below the category median ($81.99 across 50 tracked models)
Our scorecard
4.2/5overall
Owner rating4.2/5
4.2 average across 413 owner ratings
Popularity3.2/5
413 owner reviews, more than most models here
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other dog food and health supplements we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
["This 6 lb bag of chicken flavored kibble is formulated as a kidney support diet, with controlled protein and mineral levels aimed at reducing the workload on a dog's kidneys. It's labeled corn free, preservative free, soy free, and wheat free.", "Blue Buffalo recommends it specifically for kidney care and kidney support, and the smaller 6 lb bag size fits the lower daily feeding volumes typical of a specialty prescription diet rather than a large everyday bag. It's sized for medium breeds according to the product specs.", "At $37.98, it's one of the more affordable kidney support formulas in this category. With 413 reviews averaging 4.2 stars and about 100 bought in the past month, it has a solid track record among owners managing a dog's kidney health."]
Pros
Controlled protein and mineral formula for kidney support
Corn free, preservative free, soy free, and wheat free
More affordable than some competing kidney diets
Solid 4.2 star average across 413 reviews
Smaller 6 lb bag size reduces upfront cost
Cons
Meant for dogs with a diagnosed kidney concern, not general feeding
Smaller bag size means more frequent reorders for larger dogs
4.2 star average trails some other veterinary diet options in this category
Specifications
Form
Dry
Flavor
Chicken
Benefits
Supports Kidney Health With Controlled Protein And Minerals
Best for
Kidney Care, Kidney Support
Breed size
Medium
Weight
6 Pounds
Performance notes
Controlling protein and mineral intake, particularly phosphorus, is the standard approach in kidney support diets since it reduces the amount of waste the kidneys need to filter, and this formula is built around that same principle.
What buyers say
With 413 reviews averaging 4.2 stars and roughly 100 units bought in the past month, this formula has a steady following among owners managing a dog's kidney health, though satisfaction runs a touch lower than some competing kidney formulas.
Why is protein controlled in a kidney support diet?
Reducing protein and mineral levels like phosphorus is a common veterinary approach to lessen the workload on a dog's kidneys. Your vet can advise on the right protein level for your dog's specific kidney health status.
Is this suitable for a healthy dog?
This is formulated as a kidney support veterinary diet. It's best reserved for dogs with a vet-diagnosed kidney concern rather than used as a general maintenance food.
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