Weruva vs Castor & Pollux

Weruva vs. Castor & Pollux

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

Guaranteed Analysis: Castor & Pollux vs. Weruva

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.

Weruva Dog Food vs. Castor & Pollux Dog Food

Dry Dog Food Weruva Castor & Pollux
Crude Protein 40.6% 33.8%
Crude Fat 14.7% 16.8%
Crude Fiber 5.6% 4.4%
Wet/Canned Dog Food Weruva Castor & Pollux
Crude Protein 57.4% 40.8%
Crude Fat 15.0% 23.0%
Crude Fiber 3.8% 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.

The table shows that Castor & Pollux provides far less protein than Weruva. The difference in protein content is roughly 6.78%. In addition, Weruva wet dog foods also provide more protein than Castor & Pollux 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.

If you look at the average percentages of crude fat, you'll notice that Castor & Pollux typically guarantees 2.11% more fat. This is a fairly small difference between Castor & Pollux and Weruva, but still worth mentioning. In addition, Castor & Pollux wet dog foods also provide more fat than Weruva wet foods.

As you can see, Castor & Pollux and Weruva guarantee a similar amount of crude fiber. For wet dog foods, Castor & Pollux typically provides a little more fiber (about 2.86% more).

Weruva Cat Food vs. Castor & Pollux Cat Food

Wet/Canned Cat Food Weruva Castor & Pollux
Crude Protein 60.6% 43.3%
Crude Fat 14.9% 20.4%
Crude Fiber 5.1% 5.7%

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.

Weruva wet cat foods clearly provides more protein than Castor & Pollux. In fact, the difference between the protein content is roughly 17.32%, which is a significant amount.

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.

Weruva wet recipes contain 5.51% less fat than Castor & Pollux wet recipes. This difference in fat content is a notable difference between Castor & Pollux and Weruva.

Both brands provide roughly the same amount of crude fiber.

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

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

Pea Protein
Tomato Pomace
Canola Oil (Preserved With Mixed Tocopherols)

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

Garlic Powder
Powdered Cellulose
Organic Pea Protein
Organic Caramel Color
Organic Garlic Powder
Pea Protein Concentrate
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 Weruva.

Menadione Sodium Bisulfite
Menadione Sodium Bisulfite Complex

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

According to our records, Weruva 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 Weruva Castor & Pollux
Per Pound $3.55 $4.23
Per Calorie $0.0023 $0.0025
Wet Dog Food Weruva Castor & Pollux
Per Pound $5.27 $5.64
Per Calorie $0.0173 $0.0119
Wet Cat Food Weruva Castor & Pollux
Per Pound $6.62 $7.47
Per Calorie $0.0205 $0.0157

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 Weruva 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 Weruva 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 Weruva 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 Weruva Pet Foods

You can purchase Weruva pet foods from the following stores:

68 Recipes In-Stock Today

69 Recipes In-Stock Today

58 Recipes In-Stock Today

30 Recipes In-Stock Today

Where To Buy Castor & Pollux Pet Foods

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

90 Recipes In-Stock Today

53 Recipes In-Stock Today

48 Recipes In-Stock Today

3 Recipes In-Stock

Type Of Pet Foods Available

Product Weruva Castor & Pollux
Dry Dog Food 4 Recipes 21 Recipes
Wet Dog Food 20 Recipes 34 Recipes
Dog Treats 23 Treats
Dry Cat Food 6 Recipes
Wet Cat Food 70 Recipes 18 Recipes
Cat Treats 1 Treats

Compare Pet Food Prices Across Multiple Pet Stores