Label facts comparison

BLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe vs Persian Kitten Dry Cat Food

Blue Buffalo and Royal Canin, compared on source-backed label facts. Scores are not used on comparison pages — neither product is placed above the other; the facts sit side by side so the trade-offs are readable.

Blue Buffalo

BLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe

Cat · Dry · Life stage not listed

Product details

Royal Canin

Persian Kitten Dry Cat Food

Cat · Dry · Kitten

Product details

Listed label values

Scaled to the larger listed value per axis. Larger means a larger listed amount — not better. Missing values stay at zero and are reported as not listed.

BLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe
Persian Kitten Dry Cat Food

Per-axis percentages for the compared items.
Axis	BLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe	Persian Kitten Dry Cat Food
Protein	30%	30.1%
Fat	14%	20%
Fiber	6%	4.6%
Carbs	Not listed	Not listed
Calories	402 kcal/cup	427 kcal/cup
Moisture	9% max	8% max

Quick scan

Core label facts

A short summary before the complete recorded label tables.

Label fact	Blue Buffalo BLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe	Royal Canin Persian Kitten Dry Cat Food
Protein (min)	30%	30.1%
Fat (min)	14%	20%
Fiber (max)	6%	4.6%
Moisture (max)	9%	8%
Calories	3594 kcal/kg	4031 kcal/kg
First ingredients	Deboned Duck, Duck Meal, Pea Protein, Peas, Tapioca Starch	Chicken by-product meal, brewers rice, chicken fat, corn, wheat gluten

Product identity

Product and label details

Recorded identity, audience, format, package, and adequacy information.

Label field	Blue BuffaloBLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe	Royal CaninPersian Kitten Dry Cat Food
Species	Cat	Cat
Life stage	Not listed	Kitten
Food format	Dry	Dry
Nutritional adequacy statement	formulated to meet the nutritional levels established by the AAFCO Cat Food Nutrient Profiles for maintenance.	COMPLETE AND BALANCED NUTRITION: Feline Breed Nutrition Persian Kitten is formulated to meet the nutritional levels established by the AAFCO Cat Food Nutrient Profiles for growth.
Complete and balanced recorded	Yes	Yes

Recorded nutrients

Guaranteed analysis and calories

Minimums and maximums are reproduced as recorded. A larger number is not automatically better.

Label field	Blue BuffaloBLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe	Royal CaninPersian Kitten Dry Cat Food
Crude protein (min)	30%	30.1%
Crude fat (min)	14%	20%
Crude fiber (max)	6%	4.6%
Moisture (max)	9%	8%
Calories	3594 kcal/kg	4031 kcal/kg
Calories per cup	402 kcal/cup	427 kcal/cup

Formula context

Ingredients and formulation comparison

Ingredient order and recorded formulation flags provide context; they do not establish whole-product quality on their own.

Label field	Blue BuffaloBLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe	Royal CaninPersian Kitten Dry Cat Food
First five ingredients	Deboned Duck, Duck Meal, Pea Protein, Peas, Tapioca Starch	Chicken by-product meal, brewers rice, chicken fat, corn, wheat gluten
Full ingredient list	View full recorded list (62) Deboned Duck (unresolved mapping), Duck Meal (unresolved mapping), Pea Protein (unresolved mapping), Peas (unresolved mapping), Tapioca Starch (unresolved mapping), Potatoes (unresolved mapping), Canola Oil (unresolved mapping), Pea Fiber (unresolved mapping), Flaxseed (source of Omega 6 Fatty Acids) (unresolved mapping), Pea Starch (unresolved mapping), Natural Flavor (unresolved mapping), Fish Oil (source of Omega 3 Fatty Acids) (unresolved mapping), DL-Methionine (unresolved mapping), Choline Chloride (unresolved mapping), Potassium Chloride (unresolved mapping), Calcium Sulfate (unresolved mapping), Taurine (unresolved mapping), Pumpkin (unresolved mapping), Dried Chicory Root (unresolved mapping), Alfalfa Nutrient Concentrate (unresolved mapping), Calcium Carbonate (unresolved mapping), Salt (unresolved mapping), Calcium Chloride (unresolved mapping), Vitamin E Supplement (unresolved mapping), preserved with Mixed Tocopherols (unresolved mapping), L-Ascorbyl-2-Polyphosphate (source of Vitamin C) (unresolved mapping), Vegetable Juice for color (unresolved mapping), Ferrous Sulfate (unresolved mapping), Niacin (Vitamin B3) (unresolved mapping), Iron Amino Acid Chelate (unresolved mapping), Zinc Amino Acid Chelate (unresolved mapping), Zinc Sulfate (unresolved mapping), Blueberries (unresolved mapping), Cranberries (unresolved mapping), Barley Grass (unresolved mapping), Parsley (unresolved mapping), Turmeric (unresolved mapping), Dried Kelp (unresolved mapping), Yucca Schidigera Extract (unresolved mapping), Copper Sulfate (unresolved mapping), Thiamine Mononitrate (Vitamin B1) (unresolved mapping), Copper Amino Acid Chelate (unresolved mapping), L-Lysine (unresolved mapping), Biotin (Vitamin B7) (unresolved mapping), Vitamin A Supplement (unresolved mapping), Manganese Sulfate (unresolved mapping), Manganese Amino Acid Chelate (unresolved mapping), Pyridoxine Hydrochloride (Vitamin B6) (unresolved mapping), Calcium Pantothenate (Vitamin B5) (unresolved mapping), Riboflavin (Vitamin B2) (unresolved mapping), Vitamin D3 Supplement (unresolved mapping), Vitamin B12 Supplement (unresolved mapping), Folic Acid (Vitamin B9) (unresolved mapping), Dried Yeast (unresolved mapping), Dried Enterococcus faecium fermentation product (unresolved mapping), Dried Lactobacillus acidophilus fermentation product (unresolved mapping), Dried Aspergillus niger fermentation extract (unresolved mapping), Dried Trichoderma longibrachiatum fermentation extract (unresolved mapping), Dried Bacillus subtilis fermentation extract (unresolved mapping), Calcium Iodate (unresolved mapping), Sodium Selenite (unresolved mapping), Oil of Rosemary (unresolved mapping)	View full recorded list (49) Chicken by-product meal (unresolved mapping), brewers rice (unresolved mapping), chicken fat (unresolved mapping), corn (unresolved mapping), wheat gluten (unresolved mapping), natural flavors (unresolved mapping), pea fiber (unresolved mapping), grain distillers dried yeast (unresolved mapping), dried plain beet pulp (unresolved mapping), fish oil (unresolved mapping), vegetable oil (unresolved mapping), sodium silico aluminate (unresolved mapping), sodium pyrophosphate (unresolved mapping), vitamins [DL-alpha tocopherol acetate (source of vitamin E), niacin supplement, L-ascorbyl-2-polyphosphate (source of vitamin C), D-calcium pantothenate, biotin, pyridoxine hydrochloride (vitamin B6), riboflavin supplement, thiamine mononitrate (vitamin B1), vitamin A acetate, folic acid, vitamin B12 supplement, vitamin D3 supplement] (unresolved mapping), potassium chloride (unresolved mapping), salt (unresolved mapping), calcium carbonate (unresolved mapping), fructooligosaccharides (unresolved mapping), choline chloride (unresolved mapping), hydrolyzed yeast (source of betaglucans) (unresolved mapping), trace minerals [zinc proteinate, zinc oxide, ferrous sulfate, manganous oxide, manganese proteinate, copper sulfate, calcium iodate, sodium selenite, copper proteinate] (unresolved mapping), DL-methionine (unresolved mapping), taurine (unresolved mapping), psyllium seed husk (unresolved mapping), marigold extract (Tagetes erecta L) (unresolved mapping), L-lysine (unresolved mapping), magnesium oxide (unresolved mapping), carotene (unresolved mapping), rosemary extract (unresolved mapping), preserved with mixed tocopherols and citric acid (unresolved mapping).
Animal protein listed first	Yes	Yes
Plant protein concentrate recorded	Yes	Not listed
Legume recorded	Yes	Yes
Generic animal ingredient flag	Yes	Yes
Filler-presence flag	Not listed	Yes

Label-based calculations

Calculated nutrition context

These values are recorded or calculated from label data. They do not evaluate the product, and missing inputs stay Not listed.

Label field	Blue BuffaloBLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe	Royal CaninPersian Kitten Dry Cat Food
Protein per 1,000 kcal	83.5 g	74.7 g
Fat per 1,000 kcal	39 g	49.6 g

Provenance

Source and review record

Use the official links to check current packaging and formulation details. A source confidence note is CMS record metadata; it does not evaluate the product or replace Data Confidence.

Label field	Blue BuffaloBLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe	Royal CaninPersian Kitten Dry Cat Food
Official source	Open official source (opens in a new tab)	Open official source (opens in a new tab)
Source site	bluebuffalo.com	royalcanin.com
Source checked date	Not listed	Not listed

Differences worth noting

Persian Kitten Dry Cat Food lists a higher protein minimum (30.1% vs 30%). Whether that fits depends on the pet, not the number alone.
Persian Kitten Dry Cat Food is more calorie-dense (4031 vs 3594 kcal/kg) — feeding amounts differ accordingly.

Adjust this comparison BLUE Basics™ Dry Cat Food Grain-Free Duck & Potato Recipe details Persian Kitten Dry Cat Food details

Similar comparisons

Label facts come from official sources and can change with reformulations. This page compares recorded facts only — it does not evaluate fit for an individual pet. For diet questions tied to a health condition, ask your veterinarian.