Royal Canin Size Health Nutrition Giant Adult Dry Dog Food, 13.61-kg bag
By Royal Canin
CA $113.99Autoship Price
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CA $119.99Chewy Price
($8.82 /kilogram)
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$124.99List Price
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About Royal Canin Size Health Nutrition Dog Food


Nutrition for Every Breed Size
Different-sized dogs have very different needs, which can make finding the right nutrition complicated. That’s why Royal Canin addresses each size and life stage to cater to your dog’s nutritional needs. Their team is made up of veterinarians and nutritionists who develop formulas for dogs of varying sizes, taking every detail into consideration so your dog can be his most magnificent self.

Pet-First Philosophy
Royal Canin always puts the needs of pets first. That clear focus steers their research and underpins the quality of the nutrition.
Every Royal Canin formula is developed by veterinarians and nutritional experts and tested at one of their research facilities. Each step helps their team ensure an ideal formula for your pet.
Nutritional quality and product safety are at the heart of their operations. With more than 500,000 completed analyses on raw materials and finished products per year, Royal Canin never compromises on providing your pet with effective and precise nutrition.<
About Royal Canin
Since 1968, Royal Canin has been at the forefront of pet health nutrition. Their obsession with detail is what makes it possible to deliver precise, effective nutrition for a variety of breeds, sizes, lifestyles and health needs. It’s how they’re making a better world for pets and helping them become their magnificent best.

19 Customer Questions
What’s the Omega-3 percentage in this food?
Originally posted and answered on chewy.com
Answer by Chewy • Aug 10, 2025
This recipe contains 1.9 grams of omega-3 per 1000 calories.
What is the calcium to phosphorus ratio?
Originally posted and answered on chewy.com
Answer by AndreaG • Nov 28, 2023
Royal Canin has stated they do not have an ideal ratio because it can depend on life stage, medical issues etc. Please know that their diets have been formulated by veterinary nutritionists and are complete and balanced for the life stage or medical needs of the pet.
is it 4 cups morning and night or split?
Originally posted and answered on chewy.com
Answer by IyanzaC • Apr 21, 2023
The recommended feeding amounts are per day and can be split between multiple meals a day.
The feeding instructions are a bit confusing to me. Is this supposed to be mixed with water?
Originally posted and answered on chewy.com
Answer by DonicaA • Jan 14, 2022
This food does not require the addition of water. It is recommended to have water available for your pet.