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Solid Gold vs Kirkland Signature

Solid Gold vs. Kirkland Signature

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

Guaranteed Analysis: Kirkland Signature vs. Solid Gold

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.

Solid Gold Dog Food vs. Kirkland Signature Dog Food

Dry Dog Food Solid Gold Kirkland Signature
Crude Protein 30.2% 27.5%
Crude Fat 14.7% 15.3%
Crude Fiber 5.5% 5.4%
Wet/Canned Dog Food Solid Gold Kirkland Signature
Crude Protein 41.8% 44.4%
Crude Fat 24.8% 27.8%
Crude Fiber 6.2% 5.6%

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.

According to our data, Solid Gold guarantees 2.69% more protein than Kirkland Signature. Although this difference is relatively small, it's still a notable difference. In addition, Kirkland Signature wet dog foods also provide more protein than Solid Gold 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.

Solid Gold and Kirkland Signature both provide roughly the same amount of crude fat. For wet dog foods, Kirkland Signature typically provides a little more fat (about 2.97% more).


There is a relatively insignificant difference between the crude fiber content of the two brands. With regards to wet dog food, Solid Gold and Kirkland Signature also provide roughly the same amount of crude fiber.

Solid Gold Cat Food vs. Kirkland Signature Cat Food

Dry Cat Food Solid Gold Kirkland Signature
Crude Protein 39.9% 34.8%
Crude Fat 17.2% 15.9%
Crude Fiber 5.6% 5.9%

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.

Our analysis shows that Solid Gold guarantees 5.05% more protein than Kirkland Signature dry cat food recipes.


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.

Both brands provide roughly the same amount of crude fat.


As you can see, Solid Gold and Kirkland Signature guarantee a similar amount of crude fiber.

Solid Gold Pet Food Ingredients vs. Kirkland Signature Pet Food Ingredients

Solid Gold and Kirkland Signature both use the following controversial ingredients in many of their products:

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

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

White Rice
Dried Garlic
Garlic Powder
Vegetable Oil
Dried Tomato Pomace

Here are some of the controversial ingredients used only by Kirkland Signature.

Powdered Cellulose
Organic Canola Meal
Organic Pea Protein
Organic 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 Solid Gold & Kirkland Signature?

Solid Gold has been recalled once.

  • May 8, 2012: Salmonella

According to our records, Kirkland Signature has never been recalled.


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 Solid Gold Pet Foods

You can purchase Solid Gold pet foods from the following stores:


74 Recipes In-Stock Today

29 Recipes In-Stock Today

62 Recipes In-Stock Today

Where To Buy Kirkland Signature Pet Foods

You can purchase Kirkland Signature pet food products from these retailers:


Type Of Pet Foods Available

Product Solid Gold Kirkland Signature
Dry Dog Food 23 Recipes 12 Recipes
Wet Dog Food 13 Recipes 1 Recipes
Dog Treats
Dry Cat Food 8 Recipes 3 Recipes
Wet Cat Food 28 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores