Hill's Science Diet Adult 1-5 Large Breed Dry Dog Food
- Dry Food
- Bag
- 45 pounds
- 1
- Better rated than 85%
- More reviewed than 75%
A bulk large-breed formula worth it mainly for households that go through food quickly and want the joint and coat support ingredients Hill's lists.
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How it ranks among the 155 dry food we track
4.8★ across 7,322 Amazon ratings, Bayesian-smoothed toward the category average.
7,322 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
2,000+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 155 dry food we track - how the scorecard works · full dry food data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
A chicken and barley dry food from Hill's Science Diet formulated for large breed adult dogs aged 1-5, sold in a 45 lb bag. Ingredients include chicken, chicken meal, barley, flaxseed, and several fruit and vegetable additions.
This is Hill's large-breed adult line, built around joint and muscle support for bigger dogs, and it comes in bulk at 45 lbs. That bag size is the practical draw for households feeding a large dog daily.
- Large breed adult formula (1-5 years)
- Chicken and barley recipe
- 45 lb bulk bag
- Joint, muscle and coat support ingredients
Who it's for
Owners of large breed adult dogs (1-5 years) wanting a bulk supply with joint-support ingredients. Not sized or formulated for small or toy breeds.
Strengths and trade-offs
Drawn from this product's published specifications.
- Joint and muscle support ingredients for large breeds
- 45 lb bag reduces how often you need to reorder
- Includes skin and coat support ingredients like flaxseed
- 45 lb bag is excessive for anyone without a large dog
- Not formulated for small or toy breeds
Performance notes
The formula lists chicken and chicken meal for protein, barley and whole grains for energy, flaxseed for coat support, and added fruits and vegetables. Hill's ties these to joint health, muscle care, and skin and coat support for large-breed dogs.
Specifications
| Brand | Hill's |
|---|---|
| Model | 605517 |
| Dimensions & fit | |
| Item Weight | 45 pounds |
| Dog Breed Size | Large |
| Capacity & performance | |
| Age Range Description | Adult 1-5 |
| Included components | |
| Unit Count | 45 pounds |
| Other details | |
| Container Type | Bag |
| Number Of Items | 1 |
| Best Sellers Rank | #596 in Pet Supplies (See Top 100 in Pet Supplies) #47 in Dry Dog Food |
| Product Benefits | Supports joint health, promotes skin & coat health, builds lean muscles |
| Animal Food Nutrient Content Claim | High Protein |
| Breed Recommendation | All Breed Sizes |
| Occasion | Everyday Nutrition |
| Animal Food Ingredient Claim | No Artificial Flavors |
| Manufacturer Part Number | 605517 |
| Flavor | Chicken & Barley |
| Model Number | 605517 |
| Item Form | Dry Food |
| Recommended Uses For Product | Large Breed Adult Dog Nutrition, Joint Health Support |
| Additional Features | Joint health support for large breeds, Immune system support with antioxidants |
| Manufacturer | Hill's Pet Nutrition |
| Target Species | Dog |
| Customer Reviews | {'ratings_count': '7,322', 'stars': '4.8'} |
| Upc | 052742038452 |
| Item Type Name | Large Breed, Dog Dry Food |
| Special Ingredients | Chicken, Chicken Fat, Chicken Meal, Cracked Pearled Barley, Whole Grain Wheat, Whole Grain Corn, Flaxseed, Apples, Broccoli, Carrots, Cranberries, Green Peas |
| Asin | B09RPJLZ9C |
| Specific Uses For Product | Hip and Joint Support, Muscle Care, Skin and Coat Health, Digestive Health, Large Breed Formula |
Other Hill's dry food
How it compares
This product against the closest alternatives we track in dry food.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Hill's Science Diet Adult 1-5 Large Breed Dry Dog FoodThis product | 4.8 / 5 | 7,322 | 4.5 / 5 |
| Royal Canin Size Health Nutrition Small Adult Dry Dog FoodROYAL | 4.8 / 5 | 9,900 | 4.7 / 5 |
| IAMS Proactive Health Adult Minichunks Premium Dry Dog FoodIAMS | 4.7 / 5 | 31,844 | 4.6 / 5 |
| Blue Buffalo Life Protection Formula Chicken & Brown Rice Adult Dry Dog FoodBlue | 4.7 / 5 | 29,281 | 4.6 / 5 |
| Cesar Small Breed Dry Dog Food for Small DogsCesar | 4.7 / 5 | 19,500 | 4.6 / 5 |
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Questions about the Hill's 605517
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
What size dog is this formula for?
It is formulated for large breed adult dogs aged 1 to 5 years.
How big is the bag?
This listing is the 45 lb bag.
What ingredients support joint health here?
Hill's lists the formula as supporting hip and joint health alongside muscle care, with chicken, barley, and flaxseed among the ingredients.