Fromm vs Castor & Pollux

Fromm vs. Castor & Pollux

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

Guaranteed Analysis: Castor & Pollux vs. Fromm

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.

Fromm Dog Food vs. Castor & Pollux Dog Food

Dry Dog Food Fromm Castor & Pollux
Crude Protein 28.7% 33.9%
Crude Fat 16.6% 16.9%
Crude Fiber 6.7% 4.4%
Wet/Canned Dog Food Fromm Castor & Pollux
Crude Protein 40.7% 40.8%
Crude Fat 21.3% 23.0%
Crude Fiber 6.5% 6.6%

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.

Fromm dry recipes contain 5.16% less protein than Castor & Pollux dry recipes. This difference in protein content is a notable difference between Castor & Pollux and Fromm. For wet dog foods, Castor & Pollux and Fromm provide roughly the same amount of protein.


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

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


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

Fromm Cat Food vs. Castor & Pollux Cat Food

Dry Cat Food Fromm Castor & Pollux
Crude Protein 37.3% 38.2%
Crude Fat 18.7% 15.7%
Crude Fiber 5.5% 4.0%
Wet/Canned Cat Food Fromm Castor & Pollux
Crude Protein 45.1% 42.5%
Crude Fat 24.4% 21.0%
Crude Fiber 6.4% 5.6%

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.

As you can see, Fromm and Castor & Pollux guarantee a similar amount of crude protein. For wet cat foods, Fromm typically provides a little more protein (about 2.60% more).


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

If you look at the average percentages of crude fat, you'll notice that Fromm typically guarantees 2.97% more fat. This is a fairly small difference between Fromm and Castor & Pollux, but still worth mentioning. In addition, Fromm wet cat foods also provide more fat than Castor & Pollux wet foods.


Castor & Pollux and Fromm both provide roughly the same amount of crude fiber. With regards to wet cat food, Fromm and Castor & Pollux also provide roughly the same amount of crude fiber.

Fromm Pet Food Ingredients vs. Castor & Pollux Pet Food Ingredients

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

Pea Protein
Garlic Powder

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

Liver
Beet Pulp
White Rice
Dried Tomato Pomace

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
Pea Protein Concentrate
Canola Oil (Preserved With Mixed Tocopherols)
Canola Oil (Preserved With Mixed Tocopherols And Citric Acid)

Product Safety: Recall History of Fromm & Castor & Pollux?

Fromm has been recalled once.

  • March 14, 2016: Incorrect Vitamins and Minerals

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 Fromm Castor & Pollux
Per Pound $2.35 $4.25
Per Calorie $0.0014 $0.0026
Dry Cat Food Fromm Castor & Pollux
Per Pound $3.80 $4.85
Per Calorie $0.0021 $0.0029
Wet Dog Food Fromm Castor & Pollux
Per Pound $4.12 $5.89
Per Calorie $0.0101 $0.0125
Wet Cat Food Fromm Castor & Pollux
Per Pound $6.48 $7.51
Per Calorie $0.0142 $0.0158

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 Fromm 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 Fromm 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 Fromm 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 Fromm Pet Foods

You can purchase Fromm pet foods from the following stores:




Where To Buy Castor & Pollux Pet Foods

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







Type Of Pet Foods Available

Product Fromm Castor & Pollux
Dry Dog Food 29 Recipes 20 Recipes
Wet Dog Food 21 Recipes 34 Recipes
Dog Treats 10 Treats 23 Treats
Dry Cat Food 12 Recipes 6 Recipes
Wet Cat Food 12 Recipes 16 Recipes
Cat Treats 1 Treats

Compare Pet Food Prices Across Multiple Pet Stores

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