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Natural Planet vs Castor & Pollux

Natural Planet vs. Castor & Pollux

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

Guaranteed Analysis: Castor & Pollux vs. Natural Planet

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.

Natural Planet Dog Food vs. Castor & Pollux Dog Food

Dry Dog Food Natural Planet Castor & Pollux
Crude Protein 27.3% 33.8%
Crude Fat 15.8% 16.8%
Crude Fiber 6.4% 4.4%
Wet/Canned Dog Food Natural Planet Castor & Pollux
Crude Protein 45.5% 40.8%
Crude Fat 43.2% 23.0%
Crude Fiber 2.3% 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.

Our analysis shows that Castor & Pollux guarantees 6.44% more protein than Natural Planet dry dog food recipes. In addition, Natural Planet wet dog foods also provide more protein than Castor & Pollux 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.

Natural Planet and Castor & Pollux both provide roughly the same amount of crude fat. For wet dog foods, Natural Planet provides significantly more fat (about 20.14% more).


According to our data, Natural Planet guarantees 2.01% more fiber than Castor & Pollux. Although this difference is relatively small, it's still a notable difference. In addition, Castor & Pollux wet dog foods also provide more fiber than Natural Planet wet foods.

Natural Planet Cat Food vs. Castor & Pollux Cat Food

Dry Cat Food Natural Planet Castor & Pollux
Crude Protein 33.3% 38.2%
Crude Fat 15.6% 15.7%
Crude Fiber 6.7% 4.0%
Wet/Canned Cat Food Natural Planet Castor & Pollux
Crude Protein 45.5% 43.3%
Crude Fat 40.9% 20.4%
Crude Fiber 2.3% 5.7%

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.

There is a relatively large difference between the protein content of Castor & Pollux and Natural Planet. On average, Natural Planet dry cat food recipes contain 4.87% less protein than Castor & Pollux recipes. For wet cat foods, Natural Planet typically provides a little more protein (about 2.14% 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):

  • 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.

There is a relatively insignificant difference between the crude fat content of the two brands. For wet cat foods, Natural Planet provides significantly more fat (about 20.52% more).


There is a small difference between the fiber content of Natural Planet and Castor & Pollux. We can see that Natural Planet guarantees about 2.64% more fiber than Castor & Pollux. In addition, Castor & Pollux wet cat foods also provide more fiber than Natural Planet wet foods.

Natural Planet Pet Food Ingredients vs. Castor & Pollux Pet Food Ingredients

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

Garlic
Pea Protein
Organic Pea Protein
Canola Oil (Preserved With Mixed Tocopherols)

Here are some of the controversial ingredients used only by Natural Planet.

Dried Tomato Pomace

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

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

Product Safety: Recall History of Natural Planet & Castor & Pollux?

According to our records, Natural Planet 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 Natural Planet Castor & Pollux
Per Pound $2.91 $4.23
Per Calorie $0.0017 $0.0025
Dry Cat Food Natural Planet Castor & Pollux
Per Pound $3.47 $4.80
Per Calorie $0.0019 $0.0029
Wet Dog Food Natural Planet Castor & Pollux
Per Pound $4.11 $5.64
Per Calorie $0.0071 $0.0119
Wet Cat Food Natural Planet Castor & Pollux
Per Pound $7.01 $7.47
Per Calorie $0.0116 $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 Natural Planet 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 Natural Planet 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 Natural Planet 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 Natural Planet Pet Foods

You can purchase Natural Planet pet foods from the following stores:


8 Recipes In-Stock Today

8 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 Natural Planet Castor & Pollux
Dry Dog Food 5 Recipes 21 Recipes
Wet Dog Food 2 Recipes 34 Recipes
Dog Treats 1 Treats 23 Treats
Dry Cat Food 1 Recipes 6 Recipes
Wet Cat Food 2 Recipes 18 Recipes
Cat Treats 1 Treats

Compare Pet Food Prices Across Multiple Pet Stores