
Royal Canin Veterinary Diet Urinary SO Adult Dry Dog Food 25.3 lb
- Item Weight: 25.3 pounds
- Animal Food Diet Type: Veterinary Diet
- Allergen Information: Abalone Free
- Item Form: Dry Kibble
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
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ASIN: B006LQX28OCategory: Veterinary Diets
Overview
Royal Canin Veterinary Diet Canine Urinary SO, model 426025, is a veterinary-exclusive dry dog food in a 25.3 lb bag, formulated with a chicken-based recipe to support urinary tract health and help prevent crystal formation.
As a veterinary diet, it is meant to be used under a vet's direction rather than picked as a general everyday food, and the listing credits its RSS methodology for managing urinary crystal risk. It is labeled for all breed sizes rather than a specific size range.
- 25.3 lb bag
- Veterinary-exclusive urinary support formula
- Chicken flavor, dry kibble
- RSS methodology for crystal prevention
Who it's for
Dogs with a vet-identified urinary tract condition, such as struvite crystal risk, being fed under veterinary guidance, rather than healthy dogs without a diagnosed urinary issue.
Pros and cons
- Formulated specifically for urinary tract crystal prevention
- Large 25.3 lb bag suits bigger dogs
- Labeled for all breed sizes
- Veterinary-exclusive formula meant for vet-guided feeding
- No calorie or feeding chart details given
Performance notes
The formula is built around Royal Canin's RSS methodology, aimed at managing the mineral content and environment in urine that can otherwise favor crystal formation. It is a dry kibble format with vegetarian ingredients and a chicken flavor base, sized as a 25.3 lb bag for all breed sizes.
Specifications
| Brand | Royal Canin |
|---|---|
| Dimensions & fit | |
| Item Weight | 25.3 poundshigher than 78% of 46 veterinary diets |
| Dog Breed Size | All |
| Capacity & performance | |
| Age Range Description | Adult |
| Included components | |
| Unit Count | 25.3 pounds |
| Warranty & support | |
| Warranty Description | ROYAL CANIN Canine Urinary SO Moderate Calorie Dry (7.7 Lb) |
| Other details | |
| Animal Food Diet Type | Veterinary Diet |
| Allergen Information | Abalone Free |
| Item Form | Dry Kibble |
| Flavor | Chicken |
| Special Ingredients | Vegetarian |
| Breed Recommendation | All Breed Sizes |
| Container Type | Bag |
| Pet Type | Dog |
| Number Of Items | 1 |
| Specific Uses For Product | Urinary Tract Health |
| Target Species | Dog |
| Product Benefits | Supports urinary tract health, prevents crystal formation |
| Asin | B006LQX28O |
| Best Sellers Rank | #14,075 In Pet Supplies (See Top 100 In Pet Supplies) #66 In Veterinary Diet Dog Food #611 In Dry Dog Food |
| Manufacturer | Royal Canin |
| Upc | 030111426024 |
| Additional Features | Veterinary exclusive, Urinary Tract Support, RSS Methodology |
| Recommended Uses For Product | Support urinary tract health in dogs |
| Manufacturer Part Number | 488277 |
| Model Number | 426025 |
| Customer Reviews | {'ratings_count': '292', 'stars': '4.8'} |
| Item Type Name | ROYAL CANIN Canine Urinary SO Moderate Calorie Dry (7.7 Lb) |
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Frequently asked questions
What is the bag size for Royal Canin Urinary SO model 426025?
This listing is a 25.3 lb bag.
What does this Royal Canin Veterinary Diet help with?
It is formulated to support urinary tract health and help prevent crystal formation.
Do I need a vet's involvement to feed this diet?
Yes, it is listed as a veterinary-exclusive formula, meant to be used under veterinary guidance.


