Nulo vs Solid Gold

Nulo vs. Solid Gold

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

Guaranteed Analysis: Solid Gold vs. Nulo

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.

Nulo Dog Food vs. Solid Gold Dog Food

Dry Dog Food Nulo Solid Gold
Crude Protein 36.9% 29.2%
Crude Fat 20.3% 14.2%
Crude Fiber 5.2% 5.3%
Wet/Canned Dog Food Nulo Solid Gold
Crude Protein 45.5% 41.9%
Crude Fat 34.5% 25.1%
Crude Fiber 4.5% 6.5%

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 Solid Gold provides far less protein than Nulo. The difference in protein content is roughly 7.62%. For wet dog foods, Nulo typically provides a little more protein (about 3.59% more).


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.

Our analysis shows that Nulo guarantees 6.11% more fat than Solid Gold dry dog food recipes. In addition, Nulo wet dog foods also provide more fat than Solid Gold wet foods.


As you can see, Nulo and Solid Gold guarantee a similar amount of crude fiber. With regards to wet dog food, Solid Gold and Nulo also provide roughly the same amount of crude fiber.

Nulo Cat Food vs. Solid Gold Cat Food

Dry Cat Food Nulo Solid Gold
Crude Protein 44.3% 38.5%
Crude Fat 19.0% 16.0%
Crude Fiber 5.1% 5.5%
Wet/Canned Cat Food Nulo Solid Gold
Crude Protein 52.8% 54.7%
Crude Fat 25.9% 18.4%
Crude Fiber 4.5% 6.5%

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 Nulo and Solid Gold. On average, Solid Gold dry cat food recipes contain 5.82% less protein than Nulo recipes. For wet cat foods, Solid Gold and Nulo 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.

If you look at the average percentages of crude fat, you'll notice that Nulo typically guarantees 2.99% more fat. This is a fairly small difference between Nulo and Solid Gold, but still worth mentioning. In addition, Nulo wet cat foods also provide more fat than Solid Gold wet foods.


Nulo and Solid Gold both provide roughly the same amount of crude fiber. For wet cat foods, Solid Gold typically provides a little more fiber (about 2.01% more).

Nulo Pet Food Ingredients vs. Solid Gold Pet Food Ingredients

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

Canola Oil (Preserved With Mixed Tocopherols And Citric Acid)

Here are some of the controversial ingredients used only by Solid Gold.

Canola Oil
White Rice
Pea Protein
Dried Garlic
Garlic Powder
Tomato Pomace
Canola Oil (Preserved With Mixed Tocopherols)

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 Solid Gold.

Menadione Sodium Bisulfate Complex
Menadione Sodium Bisulfite Complex

Product Safety: Recall History of Nulo & Solid Gold?

According to our records, Nulo has never been recalled.

Solid Gold has been recalled once.

  • May 8, 2012: Salmonella

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Nulo Solid Gold
Per Pound $14.42 $2.62
Per Calorie $0.0075 $0.0016
Dry Cat Food Nulo Solid Gold
Per Pound $3.21 $3.38
Per Calorie $0.0019 $0.0021
Wet Dog Food Nulo Solid Gold
Per Pound $3.49 $4.52
Per Calorie $0.0054 $0.0097
Wet Cat Food Nulo Solid Gold
Per Pound $5.70 $6.85
Per Calorie $0.0123 $0.0154

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 Nulo or Solid Gold, 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 Nulo or Solid Gold will depend on your shopping habits.

Pet owners who use our price comparison feature typically save more than 25% off retail prices for Nulo and Solid Gold. 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 Nulo Pet Foods

You can purchase Nulo pet foods from the following stores:







Where To Buy Solid Gold Pet Foods

You can purchase Solid Gold pet food products from these retailers:










Type Of Pet Foods Available

Product Nulo Solid Gold
Dry Dog Food 17 Recipes 23 Recipes
Wet Dog Food 19 Recipes 15 Recipes
Dog Treats 8 Treats 7 Treats
Dry Cat Food 11 Recipes 10 Recipes
Wet Cat Food 24 Recipes 34 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores

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