Open Farm vs NutriSource

Open Farm vs. NutriSource

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

Guaranteed Analysis: NutriSource vs. Open Farm

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.

Open Farm Dog Food vs. NutriSource Dog Food

Dry Dog Food Open Farm NutriSource
Crude Protein 38.2% 29.5%
Crude Fat 25.5% 16.9%
Crude Fiber 4.6% 7.1%
Wet/Canned Dog Food Open Farm NutriSource
Crude Protein 44.4% 44.7%
Crude Fat 31.9% 34.1%
Crude Fiber 11.1% 6.8%

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.

The comparison table above shows that Open Farm dry dog foods provide significantly more protein than NutriSource. More specifically, Open Farm guarantees at least 8.75% more protein. For wet dog foods, NutriSource and Open Farm provide roughly the same amount of protein.


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.

Open Farm dry dog foods clearly provides more fat than NutriSource. In fact, the difference between the fat content is roughly 8.63%, which is a significant amount. For wet dog foods, NutriSource typically provides a little more fat (about 2.15% more).


There is a small difference between the fiber content of NutriSource and Open Farm. We can see that NutriSource guarantees about 2.52% more fiber than Open Farm. In addition, Open Farm wet dog foods also provide more fiber than NutriSource wet foods.

Open Farm Cat Food vs. NutriSource Cat Food

Dry Cat Food Open Farm NutriSource
Crude Protein 41.1% 36.7%
Crude Fat 20% 17.6%
Crude Fiber 3.3% 8.2%
Wet/Canned Cat Food Open Farm NutriSource
Crude Protein 43.5% 46.8%
Crude Fat 29.2% 33.8%
Crude Fiber 11.1% 5.0%

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.

There is a relatively large difference between the protein content of Open Farm and NutriSource. On average, NutriSource dry cat food recipes contain 4.44% less protein than Open Farm recipes. For wet cat foods, NutriSource typically provides a little more protein (about 3.23% 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.

According to our average data, NutriSource typically provides less fat than Open Farm. However, this difference is relatively small and doesn't represent a significant difference between the two brands. In addition, NutriSource wet cat foods also provide more fat than Open Farm wet foods.


Open Farm dry recipes contain 4.89% less fiber than NutriSource dry recipes. This difference in fiber content is a notable difference between NutriSource and Open Farm. In addition, Open Farm wet cat foods also provide more fiber than NutriSource wet foods.

Open Farm Pet Food Ingredients vs. NutriSource Pet Food Ingredients

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

White Rice
Pea Protein
Brewers Rice
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 NutriSource.

Menadione Sodium Bisulfite Complex

Product Safety: Recall History of Open Farm & NutriSource?

According to our records, neither brand has issued any product recalls. Therefore, consumers have no reason to question the safety of Open Farm or NutriSource pet food products.

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Open Farm NutriSource
Per Pound $21.45 $2.19
Per Calorie $0.0024 $0.0012
Dry Cat Food Open Farm NutriSource
Per Pound $5.75 $2.57
Per Calorie $0.0033 $0.0015
Wet Dog Food Open Farm NutriSource
Per Pound $5.12 $2.83
Per Calorie $0.0118 $0.0054
Wet Cat Food Open Farm NutriSource
Per Pound $7.76 $4.81
Per Calorie $0.0188 $0.0095

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 Open Farm or NutriSource, 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 Open Farm or NutriSource will depend on your shopping habits.

Pet owners who use our price comparison feature typically save more than 25% off retail prices for Open Farm and NutriSource. 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 Open Farm Pet Foods

You can purchase Open Farm pet foods from the following stores:




Where To Buy NutriSource Pet Foods

You can purchase NutriSource pet food products from these retailers:





Type Of Pet Foods Available

Product Open Farm NutriSource
Dry Dog Food 5 Recipes 29 Recipes
Wet Dog Food 4 Recipes 12 Recipes
Dog Treats 5 Treats 9 Treats
Dry Cat Food 4 Recipes 5 Recipes
Wet Cat Food 6 Recipes 14 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores

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