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Diamond vs Grandma Lucy's

Diamond vs. Grandma Lucy's

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

Guaranteed Analysis: Grandma Lucy's vs. Diamond

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.

Diamond Dog Food vs. Grandma Lucy's Dog Food

Dry Dog FoodDiamondGrandma Lucy's
Crude Protein27.6%34.7%
Crude Fat16.7%17.7%
Crude Fiber4.5%6.2%

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.

There is a relatively large difference between the protein content of Grandma Lucy's and Diamond. On average, Diamond dry dog food recipes contain 7.13% less protein than Grandma Lucy's recipes.


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.

There is a relatively insignificant difference between the crude fat content of the two brands.


Both brands provide roughly the same amount of crude fiber.

Diamond Cat Food vs. Grandma Lucy's Cat Food

Dry Cat FoodDiamondGrandma Lucy's
Crude Protein36.7%47.3%
Crude Fat17.6%23.1%
Crude Fiber5.2%3.4%

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.

The comparison table above shows that Grandma Lucy's dry cat foods provide significantly more protein than Diamond. More specifically, Grandma Lucy's guarantees at least 10.65% more 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):

  • 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.

Diamond dry recipes contain 5.48% less fat than Grandma Lucy's dry recipes. This difference in fat content is a notable difference between Grandma Lucy's and Diamond.


As you can see, Grandma Lucy's and Diamond guarantee a similar amount of crude fiber.

Diamond Pet Food Ingredients vs. Grandma Lucy's Pet Food Ingredients

Diamond and Grandma Lucy's both use the following controversial ingredients in many of their products:

White Rice

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

Meat Meal
Ground Corn
Brewers Rice
Tomato Pomace
Beef By-Products
Corn Gluten Meal
Powdered Cellulose
Chicken By-Product Meal
Ground Whole Grain Corn
Poultry By-Product Meal
Canola Oil (Preserved With Mixed Tocopherols)

Here are some of the controversial ingredients used only by Grandma Lucy's.

Garlic
Organic Enriched Wheat Flour
Organic Wheat Flour Enriched With Niacin

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 Diamond.

Menadione Sodium Bisulfite

Product Safety: Recall History of Diamond & Grandma Lucy's?

Diamond has been recalled once.

  • March 10, 2013: low level of thiamine (Vitamin B1)

According to our records, Grandma Lucy's has never been recalled.

Price Comparison: Which Brand Is More Expensive?

Dry Dog FoodDiamondGrandma Lucy's
Per Pound$1.58$13.08
Per Calorie$0.0010$0.0068
Dry Cat FoodDiamondGrandma Lucy's
Per Pound$2.31$19.31
Per Calorie$0.0014$0.0099

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 Diamond or Grandma Lucy's, 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 Diamond or Grandma Lucy's will depend on your shopping habits.

Pet owners who use our price comparison feature typically save more than 25% off retail prices for Diamond and Grandma Lucy's. 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 Diamond Pet Foods

You can purchase Diamond pet foods from the following stores:


31 Recipes In-Stock Today

35 Recipes In-Stock Today

35 Recipes In-Stock Today

Where To Buy Grandma Lucy's Pet Foods

You can purchase Grandma Lucy's pet food products from these retailers:


30 Recipes In-Stock Today

19 Recipes In-Stock Today

21 Recipes In-Stock Today

14 Recipes In-Stock Today

Type Of Pet Foods Available

ProductDiamondGrandma Lucy's
Dry Dog Food27 RecipesNone
Wet Dog Food3 RecipesNone
Dog Treats6 Treats7 Treats
Dry Cat Food6 RecipesNone
Wet Cat Food3 RecipesNone
Cat TreatsNoneNone

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