Diamond Naturals Extreme Athlete Formula Dry Dog Food, 40-lb bag

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About This Item

Details

  • Made in the USA by a family-owned company using quality ingredients from trusted domestic and global sources.
  • This high-protein (32%) recipe contains real chicken and is specially formulated to support the needs of highly active and sporting dogs.
  • This nutrient-rich kibble provides the energy to thrive and contains omega fatty acids for skin and coat health. It also delivers vitamins and minerals from superfoods, including fruits like blueberries and oranges.
  • Each serving includes species-specific K9 strain proprietary probiotics, plus antioxidants and prebiotics to help support healthy digestion, immune system health and overall wellness.
  • Made without corn, wheat, artificial flavors or colors.

Ingredient Information

Feeding Instructions

About Diamond Pet Food

Headquartered in Missouri, family-owned Diamond Pet Food believes that every pet deserves the best food possible, and they've been delivering on that promise since 1970. They use state-of-the-art facilities across the USA to create quality cat and dog food made to the highest nutritional standards. Every formula balances protein, fat and essential nutrients to keep your pets active and healthy and performing their best.

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Questions & Answers

35 Customer Questions


What percent of the protein comes from an animal source vs. a plant source.

Answer by ChewyMar 19, 2019
In this dog food, 91% protein comes from chicken and egg while the remaining 9% is from plant based protein.

Why no dha in this dog food?

Answer by ChewyFeb 04, 2018
The DHA is within the Omega 3 fatty acids. The three main omega-3 fatty acids are alpha-linolenic acid (ALA), eicosapentaenoic acid (EPA), and docosahexaenoic acid (DHA).

What is the carbohydrate content of this food, as fed?

Answer by ChewyJul 14, 2022
This formula has a carbohydrate content of 20.6%, as fed and 22.5%, dry matter.

Does this food contain any peas or legumes?

Answer by ChewyApr 05, 2019
This recipe doesn't contain any peas or legumes. For a complete list of ingredients, click the “Nutritional Info” tab, next to the “Description” tab, just under the product photos.

4.4
Rated 4.4 out of 5 stars
522 Ratings

Customers Mention

Chewy identifies key considerations with the help of artificial intelligence and our veterinarians.

Digestibility

77% Positive

Ingredients

84% Positive

Nutritional Value

83% Positive

Palatability

80% Positive

350 Customer Reviews



Rated 5 out of 5 stars
By Kirstie on Dec 21, 2025

My dog energy level

Started with all stages of life and it was great however when my dog started day care we notice her energy was low for a 7 month old puppy so we switch to this and

Started with all stages of life and it was great however when my dog started day care we notice her energy was low for a 7 month old puppy so we switch to this and we notice a huge difference in her energy in just a few short days. Highly recommend this brand!!!!


Rated 5 out of 5 stars
By Jesse on Dec 28, 2025

Best high quality food

My dog is very high energy and this is the best food to keep him healthy with good muscle tone. Hands down the best high protein dog food on the market!

My dog is very high energy and this is the best food to keep him healthy with good muscle tone. Hands down the best high protein dog food on the market!


Rated 5 out of 5 stars
By Kari on Dec 2, 2025

Helps my Percy in the Summer

This is our Summer Food as he is super athletic. Looses weight running around the yard but this keeps him looking good!

This is our Summer Food as he is super athletic. Looses weight running around the yard but this keeps him looking good!


Rated 3 out of 5 stars
By Summer on Aug 9, 2025

He liked our last order better

For some reason our order last time was a different type of food. Looked different and my dog loved it. This order went back to the previous one and he is not a

For some reason our order last time was a different type of food. Looked different and my dog loved it. This order went back to the previous one and he is not a fan as much. It’s the same bag so I do not understand why changed. It I would like to figure it out bc he likes it better.


Rated 4 out of 5 stars
By Darrell on Jan 11, 2026

It's what I buy.

The bag didn't weigh 40 lbs. Dogs still eat it though

The bag didn't weigh 40 lbs. Dogs still eat it though


Rated 5 out of 5 stars
By Mandy on Nov 9, 2025

Quality products for our rescue

This is a quality product that all 60 of our dogs at the rescue enjoy immensely

This is a quality product that all 60 of our dogs at the rescue enjoy immensely


Rated 3 out of 5 stars
By Jessica on Jul 21, 2025

Eh too many grains

It’s accomplished what I needed which is to bulk up my rescue however not great for long term. Her excrement is grainy as if this had a lot of starch that she can’t

It’s accomplished what I needed which is to bulk up my rescue however not great for long term. Her excrement is grainy as if this had a lot of starch that she can’t digest in it. Once she reaches her weight goal I’ll be switching to something with less starch/ grains.


Rated 5 out of 5 stars
By Jeanne on Aug 30, 2025

Likes the food and coat looks great

My dog has been eating this formula most her life. It keeps her healthy, meets her high energy lifestyle and she enjoys eating it.

My dog has been eating this formula most her life. It keeps her healthy, meets her high energy lifestyle and she enjoys eating it.


Rated 5 out of 5 stars
By Kevin on Oct 2, 2025

Great dog food

Great for active dogs who have a hard time keeping on weight with sensitive stomachs

Great for active dogs who have a hard time keeping on weight with sensitive stomachs


Rated 5 out of 5 stars
By April on Oct 24, 2025

The Best Food Ever

This food is exceptional for the huskies! Great coats and poo!

This food is exceptional for the huskies! Great coats and poo!