4.7(15,100)Amazon rating$39.9910,000+ bought last month
Our verdict
Hill's Science Diet Adult Perfect Weight is a veterinarian-recommended chicken formula built for effective weight loss and maintenance, and its 4.7 star average across more than 15,000 reviews reflects strong owner confidence.
Adult cats age 1 to 6 that need a clinically-oriented weight management diet, especially if a vet has recommended Hill's Science Diet specifically.
Skip if
Your cat is a senior or has already reached a healthy weight, since this formula is specifically built for weight loss and control rather than general maintenance.
Form Dry Food
Flavor Chicken
Benefits Effective Weight Loss And Maintenance With Visible Results Within 10 Weeks, Supports Lean Muscle, Gentle Digestion.
Best for Weight Management Support
Breed size All
Weight 7 Pounds
Priced 48% above the category median ($27.08 across 139 tracked models)
Our scorecard
4.7/5overall
Owner rating4.7/5
4.7 average across 15,100 owner ratings
Popularity4.3/5
15,100 owner reviews, more than most models here
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other dog and cat food, health, gear and grooming we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
["This 7 lb bag of Hill's Science Diet Adult Perfect Weight uses chicken as its main flavor and special ingredient, formulated as a dry food for cats age 1 to 6 that need weight management support. Hill's markets it as delivering visible results within 10 weeks.", "Beyond weight loss, the label points to lean muscle support and gentle digestion as part of the formula's benefits, and Hill's positions the line as veterinarian recommended with natural ingredients. It's rated for all breed sizes.", "At $39.99 for a 7 lb bag, this is priced above typical adult cat food, reflecting Hill's clinical, vet-backed positioning. With more than 15,000 reviews and a 4.7 star average, plus roughly 10,000 units bought in the past month, it's a well-established choice in the weight management space."]
Pros
Marketed with visible weight loss results within 10 weeks
Veterinarian recommended formula from an established brand
Strong 4.7 star average across more than 15,000 reviews
Supports lean muscle while managing calories
Cons
Priced higher than typical adult cat food for a 7 lb bag
Formulated for cats age 1 to 6, not tailored to seniors
7 lb bag size may mean frequent repurchasing for larger or multi-cat households
Specifications
Form
Dry Food
Flavor
Chicken
Benefits
Effective Weight Loss And Maintenance With Visible Results Within 10 Weeks, Supports Lean Muscle, Gentle Digestion.
Best for
Weight Management Support
Breed size
All
Weight
7 Pounds
Performance notes
Hill's builds this recipe around chicken with a focus on gentle digestion and lean muscle support while calories are controlled for weight loss. The brand specifically markets a 10-week timeline for visible results, which suggests a more clinically-formulated approach than a general adult diet.
What buyers say
With more than 15,000 reviews averaging 4.7 stars and about 10,000 units bought in the past month, this formula has a large and consistent following, typical of an established, vet-recommended product line.
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