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Authority vs Purina One

Authority vs. Purina One

In this comparison article for Authority vs Purina One, we'll highlight the key differences between these two pet food brands. To properly compare Authority 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 Authority comparison, we've utilized average data to make general comparisons. If you'd like to see individual product reviews, visit our Authority Review Page or Purina One Review Page.

Guaranteed Analysis: Purina One vs. Authority

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.

Authority Dog Food vs. Purina One Dog Food

Dry Dog Food Authority Purina One
Crude Protein 28.9% 31.6%
Crude Fat 14.5% 17.2%
Crude Fiber 4.8% 4.3%
Wet/Canned Dog Food Authority Purina One
Crude Protein 41.4% 45.3%
Crude Fat 22.8% 25.8%
Crude Fiber 8.3% 7.1%

Crude Protein Comparison For Dog Food

Protein is an extremely important part of your dog's diet. Without sufficient protein, dogs can develop a wide-range of serious health problems.

According to our average data, Authority typically provides less protein than Purina One. However, this difference is relatively small and doesn't represent a significant difference between the two brands. In addition, Purina One wet dog foods also provide more protein than Authority wet foods.


Crude Fat Comparison For Dog Food

Dietary fats serves a multitude of roles in the proper development and function of our canine companions. Here are some of the benefits (not exhaustive):

  • Help produce prostaglandins, which reduce inflammation among other critical functions.
  • Aid in the absorption of fat-soluble vitamins
  • Improve skin and coat health
  • Improve the palatially of your dog's food

If you look at the average percentages of crude fat, you'll notice that Purina One typically guarantees 2.68% more fat. This is a fairly small difference between Purina One and Authority, but still worth mentioning. In addition, Purina One wet dog foods also provide more fat than Authority wet foods.


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

Authority Cat Food vs. Purina One Cat Food

Dry Cat Food Authority Purina One
Crude Protein 36.9% 40.5%
Crude Fat 15.4% 15.1%
Crude Fiber 6.0% 3.6%
Wet/Canned Cat Food Authority Purina One
Crude Protein 43.8% 55.9%
Crude Fat 23.6% 14.7%
Crude Fiber 9.2% 7.4%

Crude Protein Comparison For Cat Food

Protein is an extremely important part of your cat's diet. Without sufficient protein, cats can develop a wide-range of serious health problems.

According to our data, Purina One guarantees 3.61% more protein than Authority. Although this difference is relatively small, it's still a notable difference. In addition, Purina One wet cat foods also provide more protein than Authority 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):

  • Aid in the digestion and absorption of fat-soluble vitamins
  • Improve the health of skin/coat
  • Slow the growth of yeast infections
  • Slow the development and spread of certain type of cancers.
  • Maintain healthy blood pressure

As you can see, Purina One and Authority guarantee a similar amount of crude fat. For wet cat foods, Authority provides significantly more fat (about 8.89% more).


There is a small difference between the fiber content of Authority and Purina One. We can see that Authority guarantees about 2.43% more fiber than Purina One. For wet cat foods, Authority and Purina One provide roughly the same amount of fiber.

Authority Pet Food Ingredients vs. Purina One Pet Food Ingredients

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

Pea Protein
Brewers Rice
Ground Wheat
Wheat Gluten
Caramel Color
Vegetable Oil
Corn Gluten Meal
Powdered Cellulose
Soybean Protein Concentrate

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

Corn
Wheat
Caramel
Beet Pulp
Canola Oil
Corn Syrup
Ground Corn
Animal Liver
Poultry Meal
Garlic Powder
Refined Corn Syrup
Dried Garlic Powder
Dried Tomato Pomace
Canola Oil (Preserved With Mixed Tocopherols)

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

Liver
Canola Meal
Animal Digest
Soybean Flour
Soybean Hulls
Corn Germ Meal
Meat By-Products
Whole Grain Corn
Whole Grain Wheat
Ground Yellow Corn
Poultry By-Products
Turkey By-Product Meal
Chicken By-Product Meal
Poultry By-Product Meal
Soybean Protein Isolate
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.

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

Corn Oil
Menadione Sodium Bisulfite Complex

Here are some of the harmful ingredients used only by Authority.

Propylene Glycol

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

Red 3
Added Color

Product Safety: Recall History of Authority & Purina One?

According to our records, Authority has never been recalled.

Purina One has been recalled once.

  • Aug. 30, 2013: Salmonella

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Authority Purina One
Per Pound $1.52 $1.41
Per Calorie $0.0011 $0.0008
Dry Cat Food Authority Purina One
Per Pound $2.20 $1.75
Per Calorie $0.0013 $0.0010
Wet Dog Food Authority Purina One
Per Pound $1.66 $1.67
Per Calorie $0.0034 $0.0033
Wet Cat Food Authority Purina One
Per Pound $2.59 $4.82
Per Calorie $0.0052 $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 Authority 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 Authority 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 Authority 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 Authority Pet Foods

You can purchase Authority pet foods from the following stores:


50 Recipes In-Stock Today

Where To Buy Purina One Pet Foods

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


53 Recipes In-Stock Today

38 Recipes In-Stock Today

52 Recipes In-Stock Today

34 Recipes In-Stock

Type Of Pet Foods Available

Product Authority Purina One
Dry Dog Food 33 Recipes 14 Recipes
Wet Dog Food 19 Recipes 15 Recipes
Dog Treats 6 Treats 3 Treats
Dry Cat Food 18 Recipes 11 Recipes
Wet Cat Food 16 Recipes 12 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores