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Castor & Pollux vs Hill's Ideal Balance

Castor & Pollux vs. Hill's Ideal Balance

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

Guaranteed Analysis: Hill's Ideal Balance vs. Castor & Pollux

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.

Castor & Pollux Dog Food vs. Hill's Ideal Balance Dog Food

Dry Dog Food Castor & Pollux Hill's Ideal Balance
Crude Protein 33.8% 23.5%
Crude Fat 16.8% 17.8%
Crude Fiber 4.4% 1.6%
Wet/Canned Dog Food Castor & Pollux Hill's Ideal Balance
Crude Protein 40.8% 26.6%
Crude Fat 23.0% 19.7%
Crude Fiber 6.6% 4.8%

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.

On average, Castor & Pollux dry dog food recipes contain 10.33% more protein than Hill's Ideal Balance recipes. Clearly, there is a significant difference between the protein content of Hill's Ideal Balance and Castor & Pollux. Similarly, Castor & Pollux wet dog foods provide significantly more protein than Hill's Ideal Balance wet foods.


Crude Fat Comparison For Dog Food

Like protein, fats are an essential part of a dog's body. Fats are needed for the proper development and function of the canine body.

As you can see, Castor & Pollux and Hill's Ideal Balance guarantee a similar amount of crude fat. For wet dog foods, Castor & Pollux typically provides a little more fat (about 3.40% more).


If you look at the average percentages of crude fiber, you'll notice that Castor & Pollux typically guarantees 2.81% more fiber. This is a fairly small difference between Castor & Pollux and Hill's Ideal Balance, but still worth mentioning. For wet dog foods, Castor & Pollux and Hill's Ideal Balance provide roughly the same amount of fiber.

Castor & Pollux Cat Food vs. Hill's Ideal Balance Cat Food

Dry Cat Food Castor & Pollux Hill's Ideal Balance
Crude Protein 38.2% 32.5%
Crude Fat 15.7% 21.9%
Crude Fiber 4.0% 0.9%
Wet/Canned Cat Food Castor & Pollux Hill's Ideal Balance
Crude Protein 43.3% 43.6%
Crude Fat 20.4% 22.1%
Crude Fiber 5.7% 3.3%

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.

The table shows that Hill's Ideal Balance provides far less protein than Castor & Pollux. The difference in protein content is roughly 5.75%. For wet cat foods, Hill's Ideal Balance and Castor & Pollux provide roughly the same amount of 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):

  • Help transport nutrients across cell membranes
  • Fats produce metabolites, which help control inflammation
  • Maintain healthy blood pressure
  • Slow the growth of yeast infections
  • Fats improve the taste/texture of food.

Our analysis shows that Hill's Ideal Balance guarantees 6.14% more fat than Castor & Pollux dry cat food recipes. For wet cat foods, Hill's Ideal Balance and Castor & Pollux provide roughly the same amount of fat.


According to our data, Castor & Pollux guarantees 3.10% more fiber than Hill's Ideal Balance. Although this difference is relatively small, it's still a notable difference. In addition, Castor & Pollux wet cat foods also provide more fiber than Hill's Ideal Balance wet foods.

Castor & Pollux Pet Food Ingredients vs. Hill's Ideal Balance Pet Food Ingredients

Castor & Pollux and Hill's Ideal Balance both use the following controversial ingredients in many of their products:

Caramel
Pea Protein
Tomato Pomace
Powdered Cellulose
Pea Protein Concentrate

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

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

Here are some of the controversial ingredients used only by Hill's Ideal Balance.

Canola Oil
Pork Plasma
Brewers Rice
Caramel Color
Dried Tomato Pomace

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 Hill's Ideal Balance.

Menadione Sodium Bisulfite Complex

Product Safety: Recall History of Castor & Pollux & Hill's Ideal Balance?

Castor & Pollux has been recalled once.

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

According to our records, Hill's Ideal Balance has never been recalled.

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Castor & Pollux Hill's Ideal Balance
Per Pound $4.23 $1.98
Per Calorie $0.0025 $0.0011
Dry Cat Food Castor & Pollux Hill's Ideal Balance
Per Pound $4.80 $2.49
Per Calorie $0.0029 $0.0013
Wet Dog Food Castor & Pollux Hill's Ideal Balance
Per Pound $5.64 $3.32
Per Calorie $0.0119 $0.0100
Wet Cat Food Castor & Pollux Hill's Ideal Balance
Per Pound $7.47 $7.12
Per Calorie $0.0157 $0.0160

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 Castor & Pollux or Hill's Ideal Balance, 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 Castor & Pollux or Hill's Ideal Balance will depend on your shopping habits.

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

You can purchase Castor & Pollux pet foods from the following stores:


90 Recipes In-Stock Today

54 Recipes In-Stock Today

48 Recipes In-Stock Today

3 Recipes In-Stock Today

Where To Buy Hill's Ideal Balance Pet Foods

You can purchase Hill's Ideal Balance pet food products from these retailers:


10 Recipes In-Stock Today

1 Recipes In-Stock Today

2 Recipes In-Stock Today

4 Recipes In-Stock

Type Of Pet Foods Available

Product Castor & Pollux Hill's Ideal Balance
Dry Dog Food 21 Recipes 6 Recipes
Wet Dog Food 34 Recipes 2 Recipes
Dog Treats 23 Treats 3 Treats
Dry Cat Food 6 Recipes 4 Recipes
Wet Cat Food 18 Recipes 2 Recipes
Cat Treats 1 Treats

Compare Pet Food Prices Across Multiple Pet Stores