Instinct vs Purina One

Instinct vs. Purina One

In this comparison article for Instinct vs Purina One, we'll highlight the key differences between these two pet food brands. To properly compare Instinct and Purina One, we'll use up-to-date nutritional and price information.

There are many factors to consider when choosing the best pet food brand for your pet. Factors such as ingredient quality, guaranteed analysis, product safety, brand history, and cost are among the most important factors to consider.

Throughout this Purina One vs Instinct comparison, we've utilized average data to make general comparisons. If you'd like to see individual product reviews, visit our Instinct Review Page or Purina One Review Page.

Guaranteed Analysis: Purina One vs. Instinct

According to AAFCO, all pet food labels must provide a guaranteed analysis of nutrient content. The analysis must provide guaranteed minimum percentages of crude protein and crude fat, and maximum percentages of crude fiber and moisture.

All percentages used in this comparison are averages reported on a dry matter basis.

Instinct Dog Food vs. Purina One Dog Food

Dry Dog Food Instinct Purina One
Crude Protein 35.6% 31.6%
Crude Fat 20.3% 17.2%
Crude Fiber 4.6% 4.3%
Wet/Canned Dog Food Instinct Purina One
Crude Protein 45.0% 45.3%
Crude Fat 25.0% 25.8%
Crude Fiber 7.9% 7.1%

Crude Protein Comparison For Dog Food

Dogs require twenty-two amino acids to sustain life. Twelve of these amino acids are synthesized naturally, the remaining ten are consumed. Protein is the nutrient which provides some or all of these ten essential amino acids.

There is a small difference between the protein content of Instinct and Purina One. We can see that Instinct guarantees about 4.00% more protein than Purina One. For wet dog foods, Purina One and Instinct provide roughly the same amount of protein.


Crude Fat Comparison For Dog Food

Fats are an absolutely vital component of a balanced canine diet. Not only do fats provide energy, but they also serve important roles in the normal development and function of your dog's body. For example, fats help dogs produce prostaglandins, which reduce inflammation among many other significant functions.

According to our average data, Purina One typically provides less fat than Instinct. However, this difference is relatively small and doesn't represent a significant difference between the two brands. For wet dog foods, Purina One and Instinct provide roughly the same amount of fat.


There is a relatively insignificant difference between the crude fiber content of the two brands. With regards to wet dog food, Instinct and Purina One also provide roughly the same amount of crude fiber.

Instinct Cat Food vs. Purina One Cat Food

Dry Cat Food Instinct Purina One
Crude Protein 44.5% 40.5%
Crude Fat 20.6% 15.1%
Crude Fiber 4.2% 3.6%
Wet/Canned Cat Food Instinct Purina One
Crude Protein 48.3% 55.9%
Crude Fat 24.7% 14.7%
Crude Fiber 8.8% 7.4%

Crude Protein Comparison For Cat Food

Cats require twenty-two amino acids to sustain life. Eleven of these amino acids are synthesized naturally, the remaining eleven are consumed. Protein is the nutrient which provides some or all of these eleven essential amino acids.

If you look at the average percentages of crude protein, you'll notice that Instinct typically guarantees 3.94% more protein. This is a fairly small difference between Instinct and Purina One, but still worth mentioning. In addition, Purina One wet cat foods also provide more protein than Instinct wet foods.


Crude Fat Comparison For Cat Food

There are many ways in which dietary fat contributes to the overall health of our feline friends. Here is a short list of benefits provided by fats (not exhaustive):

  • Fats help with the digestion and absorption of fat-soluble vitamins
  • Reduce inflammation associated with arthritis
  • Slow the growth of yeast infections
  • Prevent or reduce the likelihood of certain heart problems.
  • Aid in the development of the retina and visual cortex.

There is a relatively large difference between the fat content of Instinct and Purina One. On average, Purina One dry cat food recipes contain 5.49% less fat than Instinct recipes. In addition, Instinct wet cat foods also provide more fat than Purina One wet foods.


Both brands provide roughly the same amount of crude fiber. With regards to wet cat food, Instinct and Purina One also provide roughly the same amount of crude fiber.

Instinct Pet Food Ingredients vs. Purina One Pet Food Ingredients

Instinct and Purina One both use the following controversial ingredients in many of their products:

Pea Protein

Here are some of the controversial ingredients used only by Instinct.

Garlic
Canola Oil
Tomato Pomace
Dried Tomato Pomace
Canola Oil (Preserved With Mixed Tocopherols And Citric Acid)

Here are some of the controversial ingredients used only by Purina One.

Liver
Canola Meal
Brewers Rice
Ground Wheat
Wheat Gluten
Animal Digest
Caramel Color
Soybean Flour
Soybean Hulls
Vegetable Oil
Corn Germ Meal
Corn Gluten Meal
Meat By-Products
Whole Grain Corn
Whole Grain Wheat
Ground Yellow Corn
Powdered Cellulose
Poultry By-Products
Turkey By-Product Meal
Chicken By-Product Meal
Poultry By-Product Meal
Soybean Protein Isolate
Soybean Protein Concentrate
Animal Fat (Preserved With Mixed Tocopherols)

We believe that certain pet food ingredients are linked to adverse health affects; these ingredients are classified as harmful.

Instinct and Purina One both use the following harmful ingredients in many of their products:

Menadione Sodium Bisulfite Complex

Here are some of the harmful ingredients used only by Purina One.

Red 3
Corn Oil
Added Color

Product Safety: Recall History of Instinct & Purina One?

Instinct has been recalled 2 times.

  • July 24, 2015: Salmonella
  • Feb. 15, 2013: Pieces of clear plastic in bag

Purina One has been recalled once.

  • Aug. 30, 2013: Salmonella

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Instinct Purina One
Per Pound $3.31 $1.41
Per Calorie $0.0017 $0.0008
Dry Cat Food Instinct Purina One
Per Pound $4.61 $1.75
Per Calorie $0.0024 $0.0010
Wet Dog Food Instinct Purina One
Per Pound $5.97 $1.67
Per Calorie $0.0111 $0.0033
Wet Cat Food Instinct Purina One
Per Pound $9.04 $4.82
Per Calorie $0.0190 $0.0113

The average cost-per-lb is heavily influenced by the varying amounts of moisture present in each brand's food products (wet vs. dry food, dry vs. freeze-dried food, etc). However, the average cost-per-kcal eliminates the influence of moisture. Therefore, the average cost-per-kcal is the better metric to consider.

If you'd like to calculate the average cost-per-day or cost-pet-year of feeding Instinct or Purina One, input your pet's weight into our cost analyzer widget.

Averages price data can identify whether or not there exists a significant price difference between two brands. However, the actual price that you'll pay for Instinct or Purina One will depend on your shopping habits.

Pet owners who use our price comparison feature typically save more than 25% off retail prices for Instinct and Purina One. In addition, we currently have some great coupons for our readers.


Disclosure: PawDiet has an affiliate relationship with stores featured (or linked-to) in this article. We are compensated for referring customers. Thank you for shopping with our retail partners!

Where To Buy Instinct Pet Foods

You can purchase Instinct pet foods from the following stores:






Where To Buy Purina One Pet Foods

You can purchase Purina One pet food products from these retailers:







Type Of Pet Foods Available

Product Instinct Purina One
Dry Dog Food 27 Recipes 14 Recipes
Wet Dog Food 18 Recipes 15 Recipes
Dog Treats 3 Treats
Dry Cat Food 14 Recipes 11 Recipes
Wet Cat Food 17 Recipes 12 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores

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