Purina Pro Plan Specialized Beef & Rice Formula High Protein Large Breed Dry Dog Food, 18-lb bag

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About This Item

Details

  • A large breed dog food formulated with glucosamine and EPA, an omega-3 fatty acid, to support joint health and mobility.
  • This beefy food features a high level of protein to support muscle conditioning when combined with proper exercise.
  • This Purina Pro Plan dog food is made with natural prebiotic fiber to nourish the specific intestinal bacteria to support digestive health.
  • A highly digestible large-breed dog kibble with real beef as the number one ingredient.
  • Each serving delivers 100% complete and balanced nutrition for large-breed adult dogs weighing 50 pounds and more.

Ingredient Information

Feeding Instructions

Learn More About Purina Pro Plan From Our Team of Experts

Specialized Nutrition

Not every dog has the exact same nutritional needs. That’s why Pro Plan Specialized formulas offer nutrition specially tailored to your dog’s lifestyle, breed size, and health needs—so you can give him the exact nutrients he needs to be his best.

Targeted Nutrition for Unique Needs

  • Tailored nutrition fine-tuned to meet your dog’s unique needs
  • Specialized formulas including Sensitive Skin & Stomach, Weight Management, Calm & Balanced, Small Breed, and Large Breed.
  • Made with real meat, poultry, or fish
  • Vet-recommended brand

About Purina Pro Plan

Pro Plan never stops researching, discovering, and enhancing the food your pet eats every day—because our pets deserve the world’s most advanced nutrition. Just ask the experts who trust it, the vets who recommend it, and the champions fueled by it.

Shop Pro Plan

Questions & Answers

8 Customer Questions


Is it okay to change from large breed puppy to adult food for my 10 month old Bernedoodle?


What is the copper content of this food in mg/kg please?


How much glucosamine is in the beef and rice large breed adult food?

Answer by ChewyNov 25, 2024
There is a minimum of 500 part per million of glucosamine in this food.

approximately how many cups are in a 47lb bag?

Answer by ChewyJan 11, 2022
The 47-pound bag of Purina Pro Plan Specialized Beef & Rice Formula has approximately 188 cups.

4.6
Rated 4.6 out of 5 stars
645 Ratings

Customers Mention

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

Digestibility

81% Positive

Grain-free

84% Positive

Ingredients

83% Positive

Limited ingredients

80% Positive

176 Customer Reviews



Rated 5 out of 5 stars
By Rebecca on Jan 7, 2026

Transitioning Food

I was transitioning my 15 month old large breed puppy from the Beef & Rice Puppy Chow to the Large Breed Puppy formula, but when I went to order that food again

I was transitioning my 15 month old large breed puppy from the Beef & Rice Puppy Chow to the Large Breed Puppy formula, but when I went to order that food again it had been discontinued. This was the next one so, had to start over blending his food with this formula. Thankfully, he loves it and is doing great on it. As long as he continues on this path I will keep him on this food.


Rated 4 out of 5 stars
By Sarah on Jan 9, 2026

Big pieces, long lasting

This bag of food lasted several days longer than other brands we have purchased in the past. The dogs seemed to enjoy it and cleaned their bowls, however the pieces

This bag of food lasted several days longer than other brands we have purchased in the past. The dogs seemed to enjoy it and cleaned their bowls, however the pieces are pretty large. The bigger sized bits encouraged them to eat more deliberately (1 or 2 pieces at a time), but they definitely prefer smaller bites.


Rated 3 out of 5 stars
By Stephen on Dec 21, 2025

Nutritional Panel

We’ve been very satisfied with Purina Pro Plan foods in the past. Our two large dogs are never picky when we serve Pro Plan. At their last appointment, our Vet

We’ve been very satisfied with Purina Pro Plan foods in the past. Our two large dogs are never picky when we serve Pro Plan. At their last appointment, our Vet was pleased to hear we were feeding them Pro Plan and they both had a perfect clean bill of health. My only criticism is the last two purchases, the food was very crumby. A large portion of the nuggets were ground up in powder-like crumbs.


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

Great food for active dog

My Great Dane has been on this food since she was 2. After almost two years I’m very happy with the lean muscle condition of her body and her energy levels. Highly

My Great Dane has been on this food since she was 2. After almost two years I’m very happy with the lean muscle condition of her body and her energy levels. Highly recommend.


Rated 3 out of 5 stars
By Lynn on Jan 11, 2026

Big Bag

the item was very good, The problem was that that it only comes in lg bag so I can’t buy it at chewy. It’s to heavy to bring in the house

the item was very good, The problem was that that it only comes in lg bag so I can’t buy it at chewy. It’s to heavy to bring in the house


Rated 5 out of 5 stars
By Cynthia on Sep 26, 2025

My dog loves it

My dog, Ari has been struggling with stomach sensitivity. She was on prescription food for sometime.. but decided she just can’t eat it anymore because of the flavor

My dog, Ari has been struggling with stomach sensitivity. She was on prescription food for sometime.. but decided she just can’t eat it anymore because of the flavor. My vet recommended this.. I buy the canned food as well. She can’t get enough. Now she wakes me up early in the morning to have breakfast. Before it was a struggle to eat breakfast by 3 o’clock.. I don’t need to eat


Rated 5 out of 5 stars
By Kimberly on Jan 6, 2026

Good quality and well like by my dog

My dog seemed to like the food much more than the previous brand I bought.

My dog seemed to like the food much more than the previous brand I bought.


Rated 5 out of 5 stars
By Megan on Aug 24, 2025

Truly Large Bits

The large kinbles and recipe are designed to feed large and extra large breeds. We greatly appreciate the flavor options too. Our most recent dog gets bored with

The large kinbles and recipe are designed to feed large and extra large breeds. We greatly appreciate the flavor options too. Our most recent dog gets bored with her food so having flavor options is fantastic. My picture shows the size difference between kibbles is about 3:1.


Rated 5 out of 5 stars
By Rebecca on Dec 30, 2025

Great Dog Food

Great quality food, both of my dogs look healthy and coat is very shiny.

Great quality food, both of my dogs look healthy and coat is very shiny.


Rated 5 out of 5 stars
By Yolanda on Dec 10, 2025

Great food

My German Shepards love this food have been feeding them for at least 3 years now.

My German Shepards love this food have been feeding them for at least 3 years now.