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Pure Balance vs Castor & Pollux

Pure Balance vs. Castor & Pollux

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

Guaranteed Analysis: Castor & Pollux vs. Pure Balance

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.

Pure Balance Dog Food vs. Castor & Pollux Dog Food

Dry Dog Food Pure Balance Castor & Pollux
Crude Protein 29.2% 33.9%
Crude Fat 16.7% 16.9%
Crude Fiber 5.6% 4.4%
Wet/Canned Dog Food Pure Balance Castor & Pollux
Crude Protein 34.6% 40.8%
Crude Fat 24.6% 23.0%
Crude Fiber 7.2% 6.6%

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 relatively large difference between the protein content of Castor & Pollux and Pure Balance. On average, Pure Balance dry dog food recipes contain 4.69% less protein than Castor & Pollux recipes. In addition, Castor & Pollux wet dog foods also provide more protein than Pure Balance wet foods.


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.

There is a relatively insignificant difference between the crude fat content of the two brands. With regards to wet dog food, Pure Balance and Castor & Pollux also provide roughly the same amount of crude fat.


Both brands provide roughly the same amount of crude fiber. With regards to wet dog food, Pure Balance and Castor & Pollux also provide roughly the same amount of crude fiber.

Pure Balance Cat Food vs. Castor & Pollux Cat Food

Dry Cat Food Pure Balance Castor & Pollux
Crude Protein 39.9% 38.2%
Crude Fat 17.7% 15.7%
Crude Fiber 5.9% 4.0%
Wet/Canned Cat Food Pure Balance Castor & Pollux
Crude Protein 42.0% 42.5%
Crude Fat 25.4% 21.0%
Crude Fiber 7.2% 5.6%

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.

As you can see, Castor & Pollux and Pure Balance guarantee a similar amount of crude protein. With regards to wet cat food, Castor & Pollux and Pure Balance also provide roughly the same amount of crude protein.


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.

Castor & Pollux and Pure Balance both provide roughly the same amount of crude fat. For wet cat foods, Pure Balance provides more fat (about 4.41% more).


Pure Balance Pet Food Ingredients vs. Castor & Pollux Pet Food Ingredients

Pure Balance and Castor & Pollux both use the following controversial ingredients in many of their products:

Pea Protein
Garlic Powder
Pea Protein Concentrate

Here are some of the controversial ingredients used only by Pure Balance.

Canola Oil
Brewers Rice
Animal Fat (Preserved With Mixed Tocopherols)
Poultry Fat (Preserved With Mixed Tocopherols)

Here are some of the controversial ingredients used only by Castor & Pollux.

Garlic
Caramel
Tomato Pomace
Powdered Cellulose
Organic Pea Protein
Organic Caramel Color
Organic Garlic Powder
Canola Oil (Preserved With Mixed Tocopherols)
Canola Oil (Preserved With Mixed Tocopherols And Citric Acid)

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

Here are some of the harmful ingredients used only by Pure Balance.

Added Color
Menadione Sodium Bisulfate Complex
Menadione Sodium Bisulfite Complex

Product Safety: Recall History of Pure Balance & Castor & Pollux?

According to our records, Pure Balance has never been recalled.

Castor & Pollux has been recalled once.

  • May 23, 2018: elevated levels of beef thyroid hormone

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Pure Balance Castor & Pollux
Per Pound $1.54 $4.25
Per Calorie $0.0009 $0.0026
Dry Cat Food Pure Balance Castor & Pollux
Per Pound $2.19 $4.85
Per Calorie $0.0013 $0.0029
Wet Dog Food Pure Balance Castor & Pollux
Per Pound $1.78 $5.89

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 Pure Balance or Castor & Pollux, 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 Pure Balance or Castor & Pollux will depend on your shopping habits.

Pet owners who use our price comparison feature typically save more than 25% off retail prices for Pure Balance and Castor & Pollux. 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 Pure Balance Pet Foods

You can purchase Pure Balance pet foods from the following stores:


8 Recipes In-Stock Today

Where To Buy Castor & Pollux Pet Foods

You can purchase Castor & Pollux pet food products from these retailers:


89 Recipes In-Stock Today

54 Recipes In-Stock Today

48 Recipes In-Stock Today

3 Recipes In-Stock

Type Of Pet Foods Available

Product Pure Balance Castor & Pollux
Dry Dog Food 7 Recipes 20 Recipes
Wet Dog Food 15 Recipes 34 Recipes
Dog Treats 23 Treats
Dry Cat Food 5 Recipes 6 Recipes
Wet Cat Food 4 Recipes 16 Recipes
Cat Treats 3 Treats 1 Treats

Compare Pet Food Prices Across Multiple Pet Stores