Home / Cat food / Blue Buffalo / BLUE Natural Veterinary Diet Dry Cat Food K+M Kidney + Mobility Support

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BLUE Natural Veterinary Diet Dry Cat Food K+M Kidney + Mobility Support

Dry food · adult cats

A feeding-trial-validated, deboned-first dry food from Blue Buffalo, denser per cup than 59% of the dry cat foods we've verified. Price-matched at $4.48 per 1,000 kcal, verified 2026-07-12.

THE FACTS, ONE SENTENCE — data as JSON · reference cat 10 lb · updated 2026-07-12

$55.98 · 7 lb $1.17/day as of 2026-07-12 Check price →
Your catupdates every number on this page
10 lb

Joint, kidney, dental or heart concerns? Labels can't honestly answer those — that's vet territory. Why we don't checkmark them →

The evidence

The Verified Label

Every food on this site gets this exact panel — same fields, same order, sourced from the official label — so brands finally become comparable. Dots show where this food sits among all 283 dry cat foods we've verified.

Verified LabelThe standardized pet-food panel
VPFD № BLUE-B
verified 2026-07-12

Composition — dry-matter basis

why dry matter
Moisture hides the real recipe: dry food is ~5-10% water, wet food ~75-82%. Removing water puts every food on one scale, so these are the only nutrition numbers that can be compared across foods. As-fed label values shown small.
Protein 28.6%label: 26% min lower than 99% of dry cat foods
Fat 19.8%label: 18% min no corpus anchor for fat yet
Fiber 6.6%label: 6% max higher than 81% of dry cat foods
Est. carbohydrates ash not disclosed → 8% assumed, so this is an estimate ≈36.3%diabetic-check target <10% higher than 83% of dry cat foods
Magnesium as fed: 0.12% max
why 0.12% DM
A commonly cited veterinary target for helping manage struvite-crystal (urinary) risk in cats is magnesium under roughly 0.12% on a dry-matter basis. This is a general, label-checkable guideline — not a diagnosis, and not a substitute for your vet, especially for cats with a history of urinary issues.
0.1%dry-matter at or under the ~0.12% DM urinary-health threshold
Ash 8% assumed — not disclosed on label 8%as used in carb estimate no corpus anchor for ash yet

Calories & cost — for your 10-lb adult cat

Calorie density 425 kcal/cup3934 kcal/kg typical — the median dry cat food is 415 (median 415)
Daily serving½ cups
Cost per day$1.17
7-lb bag lasts47 days

Cost per 1,000 kcal: $4.48 — price-matched to a current retail listing (7-lb size), verified 2026-07-12. Serving math uses standard veterinary energy formulas — see the formula.

Standards & ingredients

AAFCO statement
what this means
Two kinds of AAFCO claims exist. Most foods are only "formulated to meet" nutrient profiles — a paper calculation. A smaller set carry the stronger claim: fed to real cats in AAFCO-procedure trials ("Animal feeding tests using AAFCO procedures substantiate…").
Feeding trials ✓ · maintenance
First five ingredients (by pre-cooking weight)Deboned Chicken · Peas · Pea Starch · Potato Starch · Dried Egg Product
Named animal protein first; named meals onlyYes
Legumes in first 10 (FDA DCM inquiry)3 (peas, pea starch, pea protein)
BHA / BHT preservativesNone on label
Carrageenan (thickener)None
Ethoxyquin
why unknown
When a fish-meal supplier adds ethoxyquin, U.S. rules don't require it on the finished label — so no label can prove its absence for recipes containing fish meal. We report this as a gap rather than guessing.
None — no fish meal in this recipe

Safety

FDA recalls — Blue Buffalo, since 2023None on record
ManufacturerNot confirmed from label
Label transparency 12 of 15 standard fields
Green = verified favorable · amber = gap in the record · red = verified unfavorable · gray = not disclosed / neutral fact.
Source: official label source (official) · anchors: 283 verified dry cat foods · how to read this label

The fit

For your cat, specifically

Checked for a 10-lb adult cat with urinary health + a low-carb goal — the same published criteria our finder uses. Change your cat above and these update.

Validated for adult catsAAFCO statement covers adult maintenance.
Passes our urinary-health magnesium check0.1% magnesium (dry-matter) is at or under the ~0.12% DM level commonly cited to help manage struvite-crystal (urinary) risk in cats. A wet food alongside this one may add further urinary-health benefit via higher water intake.
·
Fiber 6.6% DMNot selected as a concern for your cat — shown here for reference.
·
Sensitive stomachNot selected for your cat — but shown here for reference.
·
Contains chickenNot selected as a concern for your cat — shown here for reference.
Too many estimated carbs for a low-carb target≈36.3% carbohydrate (dry-matter, estimated) is over the ~10% DM target some vets use for diabetic/low-carb cats. Estimate only — not a lab measurement. See lower-carb options →

The source material

The full ingredient list

Every flag on the Verified Label is computed from this list. Ingredients are ordered by pre-cooking weight — the first five carry the most information.

Deboned Chicken, Peas, Pea Starch, Potato Starch, Dried Egg Product, Pea Protein, Chicken Fat (preserved with Mixed Tocopherols), Natural Flavor, Flaxseed (source of Omega 3 and 6 Fatty Acids), Powdered Cellulose, Fish Oil (source of DHA-Docosahexaenoic Acid), Potassium Citrate, Calcium Carbonate, DL-Methionine, L-Threonine, Direct Dehydrated Alfalfa Pellets, Potatoes, Taurine, Dried Chicory Root, Pea Fiber, Alfalfa Nutrient Concentrate, Choline Chloride, L-Lysine, Turmeric, Vitamin E Supplement, L-Tryptophan, Sweet Potatoes, Carrots, Natural Flavor, L-Carnitine, preserved with Mixed Tocopherols, Iron Amino Acid Chelate, Zinc Amino Acid Chelate, Glucosamine Hydrochloride, Vegetable Juice for color, Salt, Chondroitin Sulfate, Niacin (Vitamin B3), Copper Amino Acid Chelate, Blueberries, Cranberries, Barley Grass, Parsley, Dried Kelp, Yucca Schidigera Extract, Manganese Amino Acid Chelate, Thiamine Mononitrate (Vitamin B1), L-Ascorbyl-2-Polyphosphate (Vitamin C), Biotin (Vitamin B7), Vitamin A Supplement, Pyridoxine Hydrochloride (Vitamin B6), Calcium Pantothenate (Vitamin B5), Riboflavin (Vitamin B2), Ferrous Sulfate, Zinc Sulfate, Vitamin D3 Supplement, Vitamin B12 Supplement, Folic Acid (Vitamin B9), Copper Sulfate, Dried Yeast, Dried Enterococcus faecium fermentation product, Dried Lactobacillus acidophilus fermentation product, Copper Amino Acid Chelate, Dried Aspergillus niger fermentation extract, Dried Trichoderma longibrachiatum fermentation extract, Dried Bacillus subtilis fermentation extract, Manganese Sulfate, Sodium Selenite, Oil of Rosemary, Calcium Iodate

Nutritional twins

Cheaper close matches

Verified foods with a closely matching label at a meaningfully lower cost per 1,000 kcal.

31.5% protein (DM)$3.32 / 1,000 kcal26% less per 1,000 kcal
31.5% protein (DM)$3.32 / 1,000 kcal26% less per 1,000 kcal
30.3% protein (DM)$3.55 / 1,000 kcal21% less per 1,000 kcal

Label-composition matches only: same species, form, and growth stage; same primary protein where both are known; grain-free preserved; protein within 4 points and fat within 4 points, and estimated carbs within 8 points, on a dry-matter basis. Not a medical or quality recommendation.

The maker

Who makes this — and how they back it up

The four questions the WSAVA nutrition guidelines tell you to ask a pet-food company. Every answer is sourced or marked as an undisclosed gap — never guessed. This is the "is it made competently?" axis that star-rating sites skip.

Owns its manufacturing Mixed

Same source also states: 'Blue Buffalo sources and produces everything from its own facilities or from partners across the United States.' Indicates a mix of own facilities plus third-party co-manufacturers.

source →
Employs a qualified nutritionist Yes — sourced

Blue Buffalo's professional site states doctorate-level animal nutritionists on staff. dvm360 (via search, not fetched) reports Laura B. Gaylord, DVM, DACVIM (Nutrition) — a board-certified veterinary nutritionist — and Matt Panasevich, PhD, work at Blue Buffalo; the true value rests on the fetched bluevetconnect quote.

source →
AAFCO feeding trials Yes — sourced

15 of 443 verified labels in our corpus carry an AAFCO feeding-trial substantiation statement.

source →
Peer-reviewed research Unconfirmed

14 PubMed-indexed papers carry this brand's name in an author affiliation — but without a recognized pet-nutrition research arm we can't confirm these are the company's own studies rather than unrelated name matches (surnames, the taxonomic family "Canidae", institutions). We don't count it as confirmed research.

source →
Parent company General Mills, Inc. Founded 2002 Headquarters / plant Wilton, CT FDA recalls on record None on record

Full company scorecard, sources, and every SKU we've verified for this brand: Blue Buffalo brand page →