vs
Dr. Tim's vs Kirkland Signature

Dr. Tim's vs. Kirkland Signature

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

Guaranteed Analysis: Kirkland Signature vs. Dr. Tim's

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.

Dr. Tim's Dog Food vs. Kirkland Signature Dog Food

Dry Dog Food Dr. Tim's Kirkland Signature
Crude Protein 34.9% 27.5%
Crude Fat 20.2% 15.3%
Crude Fiber 4.9% 5.4%

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.

Kirkland Signature dry recipes contain 7.45% less protein than Dr. Tim's dry recipes. This difference in protein content is a notable difference between Dr. Tim's and Kirkland Signature.


Crude Fat Comparison For Dog Food

Dietary fats serves a multitude of roles in the proper development and function of our canine companions. Here are some of the benefits (not exhaustive):

  • Help produce prostaglandins, which reduce inflammation among other critical functions.
  • Aid in the absorption of fat-soluble vitamins
  • Improve skin and coat health
  • Improve the palatially of your dog's food

The table shows that Kirkland Signature provides far less fat than Dr. Tim's. The difference in fat content is roughly 4.92%.


Both brands provide roughly the same amount of crude fiber.

Dr. Tim's Cat Food vs. Kirkland Signature Cat Food

Dry Cat Food Dr. Tim's Kirkland Signature
Crude Protein 41.1% 34.8%
Crude Fat 24.4% 15.9%
Crude Fiber 3.6% 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 Dr. Tim's guarantees 6.30% 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):

  • Aid in the digestion and absorption of fat-soluble vitamins
  • Improve the health of skin/coat
  • Slow the growth of yeast infections
  • Slow the development and spread of certain type of cancers.
  • Maintain healthy blood pressure

Dr. Tim's dry cat foods clearly provides more fat than Kirkland Signature. In fact, the difference between the fat content is roughly 8.52%, which is a significant amount.


According to our average data, Dr. Tim's typically provides less fiber than Kirkland Signature. However, this difference is relatively small and doesn't represent a significant difference between the two brands.

Dr. Tim's Pet Food Ingredients vs. Kirkland Signature Pet Food Ingredients

Dr. Tim's and Kirkland Signature both use the following controversial ingredients in many of their products:

Powdered Cellulose

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

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

Product Safety: Recall History of Dr. Tim's & Kirkland Signature?

According to our records, neither brand has issued any product recalls. Therefore, consumers have no reason to question the safety of Dr. Tim's or Kirkland Signature pet food products.


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 Dr. Tim's Pet Foods

You can purchase Dr. Tim's pet foods from the following stores:


12 Recipes In-Stock Today

17 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 Dr. Tim's Kirkland Signature
Dry Dog Food 11 Recipes 12 Recipes
Wet Dog Food 1 Recipes
Dog Treats
Dry Cat Food 1 Recipes 3 Recipes
Wet Cat Food 1 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores