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Iams vs Whiskas

Iams vs. Whiskas

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

Guaranteed Analysis: Whiskas vs. Iams

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.

Iams Cat Food vs. Whiskas Cat Food

Dry Cat Food Iams Whiskas
Crude Protein 36.0% 40.2%
Crude Fat 16.8% 13.7%
Crude Fiber 4.3% 5.1%
Wet/Canned Cat Food Iams Whiskas
Crude Protein 50.6% 59.5%
Crude Fat 19.2% 14.4%
Crude Fiber 13.2% 19.9%

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 table shows that Iams provides far less protein than Whiskas. The difference in protein content is roughly 4.21%. In addition, Whiskas wet cat foods also provide more protein than Iams wet foods.


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 Iams typically guarantees 3.06% more fat. This is a fairly small difference between Iams and Whiskas, but still worth mentioning. In addition, Iams wet cat foods also provide more fat than Whiskas wet foods.


As you can see, Iams and Whiskas guarantee a similar amount of crude fiber. For wet cat foods, Whiskas provides more fiber (about 6.69% more).

Iams Pet Food Ingredients vs. Whiskas Pet Food Ingredients

Iams and Whiskas both use the following controversial ingredients in many of their products:

Liver
Iron Oxide
Brewers Rice
Wheat Gluten
Caramel Color
Poultry Giblets
Corn Gluten Meal
Meat By-Products
Ground Yellow Corn
Chicken By-Products
Poultry By-Product Meal

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

Caramel
Beet Pulp
Corn Meal
Canola Oil
Corn Grits
Canola Meal
Fish Digest
Ground Corn
Pea Protein
Vegetable Oil
Feeding Oatmeal
Beef By-Products
Powdered Cellulose
Dried Tomato Pomace
Dried Meat By-Products
Chicken By-Product Meal
Ground Whole Grain Corn
Soybean Protein Isolate
Animal Fat (Preserved With Mixed Tocopherols)
Poultry Fat (Preserved With Mixed Tocopherols)

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

Giblets
Ground Wheat
Poultry By-Products

We believe that certain pet food ingredients are linked to adverse health affects; these ingredients are classified as harmful.

Iams and Whiskas both use the following harmful ingredients in many of their products:

Yellow 5
Yellow 6
Added Color
Menadione Sodium Bisulfite Complex

Here are some of the harmful ingredients used only by Iams.

Blue 2
Red 40
Corn Oil
Ethoxyquin
Menadione Dimethylpyrimidinol Bisulfite

Here are some of the harmful ingredients used only by Whiskas.

Bha
Bha/Bht
Animal Fat (Preserved With Bha And Citric Acid)

Product Safety: Recall History of Iams & Whiskas?

Iams has been recalled 2 times.

  • Aug. 14, 2013: Salmonella
  • July 30, 2010: Salmonella

According to our records, Whiskas has never been recalled.

Price Comparison: Which Brand Is More Expensive?

Wet Cat Food Iams Whiskas
Per Pound $8.13 $3.47

If you'd like to calculate the average cost-per-day or cost-pet-year of feeding Iams or Whiskas, 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 Iams or Whiskas will depend on your shopping habits.

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

You can purchase Iams pet foods from the following stores:


33 Recipes In-Stock Today

19 Recipes In-Stock Today

24 Recipes In-Stock Today

Where To Buy Whiskas Pet Foods

You can purchase Whiskas pet food products from these retailers:


Type Of Pet Foods Available

Product Iams Whiskas
Dry Dog Food 29 Recipes
Wet Dog Food 10 Recipes
Dog Treats
Dry Cat Food 12 Recipes 4 Recipes
Wet Cat Food 37 Recipes 10 Recipes
Cat Treats 2 Treats

Compare Pet Food Prices Across Multiple Pet Stores