Stella and Chewy's vs Hill's Science Diet

Stella and Chewy's vs. Hill's Science Diet

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

Guaranteed Analysis: Hill's Science Diet vs. Stella and Chewy'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.

Stella and Chewy's Dog Food vs. Hill's Science Diet Dog Food

Dry Dog Food Stella and Chewy's Hill's Science Diet
Crude Protein 45.4% 24.5%
Crude Fat 32.0% 14.8%
Crude Fiber 5.8% 4.3%

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.

On average, Stella and Chewy's dry dog food recipes contain 20.90% more protein than Hill's Science Diet recipes. Clearly, there is a significant difference between the protein content of Hill's Science Diet and Stella and Chewy's.


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.

When you look at the average percentages of crude fat for dry dog food, it's clear that Stella and Chewy's provides significantly more fat. On average, Stella and Chewy's guarantees about 17.23% more protein than Hill's Science Diet.


As you can see, Hill's Science Diet and Stella and Chewy's guarantee a similar amount of crude fiber.

Stella and Chewy's Cat Food vs. Hill's Science Diet Cat Food

Dry Cat Food Stella and Chewy's Hill's Science Diet
Crude Protein 46.8% 35.2%
Crude Fat 30.3% 18.5%
Crude Fiber 3.4% 5.8%

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 Stella and Chewy's dry cat foods provide significantly more protein than Hill's Science Diet. More specifically, Stella and Chewy's guarantees at least 11.54% 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):

  • 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.

Stella and Chewy's dry cat foods clearly provides more fat than Hill's Science Diet. In fact, the difference between the fat content is roughly 11.82%, which is a significant amount.


If you look at the average percentages of crude fiber, you'll notice that Hill's Science Diet typically guarantees 2.41% more fiber. This is a fairly small difference between Hill's Science Diet and Stella and Chewy's, but still worth mentioning.

Stella and Chewy's Pet Food Ingredients vs. Hill's Science Diet Pet Food Ingredients

Stella and Chewy's and Hill's Science Diet both use the following controversial ingredients in many of their products:

Pea Protein

Here are some of the controversial ingredients used only by Hill's Science Diet.

Liver
Caramel
Corn Flour
Iron Oxide
Pork Plasma
Poultry Fat
Animal Liver
Brewers Rice
Wheat Gluten
Caramel Color
Tomato Pomace
Beef By-Products
Corn Gluten Meal
Pork By-Products
Whole Grain Corn
Whole Grain Wheat
Powdered Cellulose
Dried Tomato Pomace
Pea Protein Concentrate
Soybean Protein Isolate

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 Stella and Chewy's.

Menadione Sodium Bisulfate Complex

Here are some of the harmful ingredients used only by Hill's Science Diet.

Menadione Sodium Bisulfite Complex

Product Safety: Recall History of Stella and Chewy's & Hill's Science Diet?

According to our records, neither brand has issued any product recalls. Therefore, consumers have no reason to question the safety of Stella and Chewy's or Hill's Science Diet pet food products.

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Stella and Chewy's Hill's Science Diet
Per Pound $37.00 $1.91
Per Calorie $0.0166 $0.0012
Dry Cat Food Stella and Chewy's Hill's Science Diet
Per Pound $37.48 $2.79
Per Calorie $0.0175 $0.0017

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 Stella and Chewy's or Hill's Science Diet, 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 Stella and Chewy's or Hill's Science Diet will depend on your shopping habits.

Pet owners who use our price comparison feature typically save more than 25% off retail prices for Stella and Chewy's and Hill's Science Diet. 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 Stella and Chewy's Pet Foods

You can purchase Stella and Chewy's pet foods from the following stores:








Where To Buy Hill's Science Diet Pet Foods

You can purchase Hill's Science Diet pet food products from these retailers:









Type Of Pet Foods Available

Product Stella and Chewy's Hill's Science Diet
Dry Dog Food 6 Recipes 32 Recipes
Wet Dog Food 31 Recipes
Dog Treats 4 Treats 15 Treats
Dry Cat Food 18 Recipes
Wet Cat Food 39 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores

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