Adult Perfect Weight Large Breed Chicken & Brown Rice Recipe Dry Dog Food
Verified Aug 30, 2026
This is a weight-management dry food for adult large-breed dogs, using chicken as the main animal protein along with barley and brown rice for carbohydrates. It has moderate fat, relatively high fiber, and added L-carnitine to support a lower-calorie formula that still helps maintain lean muscle. Omega fatty acids, added vitamins, and joint-support nutrients like glucosamine and chondroitin make it well suited for bigger dogs who need to reach or maintain a healthy weight.
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Top Pick
This is a well-designed, large-breed adult weight-management diet with solid nutritional science behind it and the added reassurance of AAFCO feeding trials. Protein is at a good level for adult maintenance while fat and calories are kept moderate, and the higher fiber helps dogs feel fuller on fewer calories. It’s a strong option for many adult large-breed dogs who need careful weight control under a veterinarian’s guidance.
Computed from 4 of 4 applicable checks. Missing data is skipped, never counted against a food.
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At a Glance
Where these benefits come from
Benefits the manufacturer highlights in its own product marketing. KibbleLab lists them for reference and does not verify these claims.KibbleLab Review
Strengths
- Backed by AAFCO feeding trials for adult maintenance, which confirms the diet performs well in real dogs, not just on paper.
- Appropriate weight-management profile: moderate protein (about 29% dry matter), relatively low fat (about 11% dry matter), and higher fiber (about 10% dry matter) to help support satiety at lower calorie intake.
- Uses named animal proteins (chicken and chicken meal) plus added L-carnitine to support lean muscle while managing body weight.
- Formulated specifically for large breeds, with controlled calcium and phosphorus levels and added glucosamine and chondroitin for joint support, which is important in bigger, heavier dogs.
Considerations
- Contains chicken and corn protein meal, which are nutritious but can be problematic if your dog has known allergies to chicken or corn.
- Higher fiber levels may cause softer stools or more frequent bowel movements in some dogs, especially during the transition period.
- Calorie density is moderate (about 289 kcal per cup), so careful portion control is important to achieve actual weight loss or maintenance goals.
Full Ingredient List
Ingredients and analysis reflect manufacturer data at the time of our last update and can change without notice. Always check the actual product packaging before feeding.
Ingredient filtering helps identify compatible options but is not a substitute for a veterinary elimination diet.
Top 5 Ingredients Explained
01
Chicken
Chicken is a common animal-based protein in dog and cat foods, supplying essential amino acids, B vitamins, and energy-dense fats that support muscle maintenance, growth, and overall health; for cats it also contributes toward dietary taurine but must be present in sufficient amounts or provided via supplementation. It is prized for its digestibility and palatability, though some pets develop sensitivities or allergies to chicken, and nutritional value and safety depend on ingredient quality and processing—raw chicken carries pathogen risks and whole bones can pose choking or GI hazards.
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02
Barley
Barley is a cereal grain used in pet foods primarily as a digestible carbohydrate and source of dietary fiber (including soluble beta‑glucans), along with modest amounts of B vitamins and minerals. It can support healthy digestion, help moderate post‑meal blood sugar and aid weight management in dogs, but provides limited protein for obligate carnivores like cats, must be cooked/processed for good digestibility, and may be unsuitable for pets with grain sensitivities or calorie‑restricted diets.
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03
Brown Rice
Brown rice is a whole-grain carbohydrate and fiber ingredient commonly used in dog and cat foods to provide digestible energy, dietary fiber, and modest amounts of B‑vitamins and minerals; it typically offers more nutrients and fiber than white rice. It’s generally well tolerated and can help with sensitive stomachs, but because it is high in carbohydrates (not a primary protein source) and can contain trace inorganic arsenic depending on sourcing, it should be included in balanced formulations and monitored in overweight or diabetic pets.
04
Pea Fiber
Pea fiber is an insoluble plant fiber derived from peas commonly used in pet foods as a source of dietary fiber and as a texturizer/binder to help form kibble, increase stool bulk, and reduce calorie density; it provides little protein, fat, vitamins, or minerals but can aid satiety and regularity in dogs and cats. While pea fiber can support digestive health and weight management, it may cause gas or looser stools in some pets and — because pea-derived ingredients have been discussed in the context of concerns about grain‑free diets and canine dilated cardiomyopathy — it should be used as part of a balanced, veterinarian‑approved formulation rather than in excessive amounts.
05
Corn Protein Meal
Corn protein meal is a concentrated plant-based protein ingredient commonly used to raise crude protein and energy in dry kibbles, treats and some wet diets as a cost-effective alternative to animal protein sources. It provides digestible amino acids for dogs but has an incomplete amino acid profile (notably low in lysine and lacking taurine), so it should be balanced with higher-quality animal proteins for growing animals and obligate‑carnivore cats; some pets may also be sensitive to corn and quality/sourcing can affect safety and nutrient content.
Nutritional Breakdown
How to read As Fed versus Dry Matter
As fed shows the numbers straight off the label, water included. Dry matter removes the water so you can compare a wet food and a dry food fairly.What is calorie density
How many calories the food packs per unit. Denser foods mean smaller portions for the same calories.Not sure how much of this to feed?
The right daily portion depends on your dog's weight, age, and activity level. Create a free account, add your dog, and get their daily calories and portion sizes.
Product Details & Brand
Product Specs
AAFCO Nutritional Adequacy
What is AAFCO
Association of American Feed Control Officials. It sets the nutritional
adequacy standards US pet foods are measured against.
What is AAFCO
Association of American Feed Control Officials. It sets the nutritional adequacy standards US pet foods are measured against.Brand
Hill's Science Diet is a premium pet food brand focused on life-stage and lifestyle-specific nutrition for dogs and cats, formulated with high-quality ingredients and balanced by veterinarians and nutritionists for optimal pet health.
WSAVA publishes criteria for evaluating a manufacturer (qualified nutritionists, feeding trials, published research); it does not certify or endorse brands.
Manufacturer
Hill's Pet Nutrition maintains strict quality and safety standards in all of its manufacturing sites, with adherence to rigorous ingredient testing and safety validation procedures. Facilities follow current Good Manufacturing Practices (cGMPs) and are regularly audited for quality, safety, and consistency. All products meet or exceed AAFCO and FDA regulatory standards for pet food.
PSC is a nonprofit that Accredits pet companies on their environmental and social impact, through third-party verification. Hill's Pet Nutrition is a PSC Accredited business. View profile
Manufacturing details are compiled from public sources and not independently verified; they may not reflect contract manufacturing or co-packing.
Recall History
No recall is listed for Hill's Science Diet Adult Perfect Weight Large Breed Chicken & Brown Rice Recipe Dry Dog Food.
Source: FDA animal food recall listings back to January 2019 · Checked daily, last on Aug 31, 2026
Hill's Science Diet has 2 recalls on record. View brand recalls
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Frequently Asked Questions
Has Hill's Science Diet ever been recalled?
Hill's Science Diet has 2 recalls on record. The most recent was FDA Recall: Hill’s Pet Nutrition on May 21, 2019.
How does KibbleLab rate foods?
Our scores are based on ingredient composition, nutritional profile, AAFCO compliance, and health considerations. We don't penalize by-products, grains, or synthetic preservatives. Brands cannot pay for higher scores.
Is KibbleLab a substitute for veterinary advice?
No. KibbleLab provides data-driven food analysis, not medical advice. Always consult your veterinarian before making dietary changes, especially for pets with health conditions.
KibbleLab provides informational content only. This is not veterinary advice. Always consult a qualified veterinarian before changing your pet's diet.
KibbleLab may earn affiliate commissions through product links. No one can pay for a higher score, or to change what we recommend for your pet.
Product data sourced from manufacturer websites, AAFCO statements, and FDA recall listings. Last verified dates reflect our most recent data check. We track the FDA's animal food recall listings back to January 2019 and publish every pet food recall automatically. A filing that isn't pet food may not appear here.
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