Last Updated: 07/09/2026
Best Dog Food for Large Dogs: Vet Picks
Vet-reviewed picks for the best dog food for large and giant breed dogs, from growing puppies to seniors. Trusted, practical advice for Australian pet parents.
Author: Dr Gillian Hill BVSc (Hons)
Reading Time: 12 minutes - short read
If you're sharing your home with a Labrador, German Shepherd, Great Dane or any dog that's going to top 25kg as an adult, you've probably noticed that the pet food industry treats "large breed" as its own category. That's not just marketing. Big dogs grow faster, carry more load through their joints, and move through life stages on a different timeline to a Chihuahua or a Cavoodle. Getting their dog food right, especially in puppyhood, makes a real difference to how they move and age.
We've put together this guide to help you pick the right food for your large or giant breed dog at every life stage, based on what we'd actually recommend as vets, not just what's on special this week.
In this article
- Why do large and giant breeds need different nutrition?
- How we review our products
- What's the best overall dog food for large breed dogs?
- What should I feed my large breed puppy?
- What's the best dog food for giant breed puppies?
- What's the best dog food for large breed weight management?
- What's the best food for a large dog with a sensitive stomach?
- What's the best senior diet for large breed dogs?
- What to look for
Why do large and giant breeds need different nutrition?
Large and giant breed dogs need food that controls growth rate, supports joint health and matches their life stage, because they're more prone to developmental bone and joint problems and osteoarthritis than smaller dogs.
There are three reasons size changes the nutrition brief. First, growth rate. A large breed puppy might take 12 to 18 months to reach adult size, and a giant breed like a Mastiff or Great Dane can take up to 2 years. That's a long growth window where bone development can go wrong if energy or calcium intake isn't controlled. Second, joint load. Every extra kilo of body weight is extra kilos through the hips, elbows and knees over a dog's lifetime, so joint support and lean body condition matter more the bigger the dog. Third, life stage timing. Large breeds are considered "senior" earlier than small breeds (often from around 8 years for giant breeds, versus 11 plus for small dogs), so their nutritional needs shift sooner.
If you've got a specific large breed, it's worth reading our dedicated guides for Labradors, German Shepherds, Golden Retrievers, Border Collies and Australian Shepherds, which get into breed-specific quirks. And if you're not sure where your dog's breed fits into the bigger picture, our hub guide to choosing food by breed is a good place to start. If you've got a small breed dog at home too, our best food for small dogs guide covers the opposite end of the spectrum.
How we review our products
Our Vet team use their health and husbandry knowledge, along with their own personal and clinical experiences to evaluate each product and provide detailed, informative reviews, free of any commercial bias. We then collate this information into our 'best of' recommendations.
Top Recommended Large Breed Dog Food in Australia [Vet Reviewed]
What's the best overall dog food for large breed dogs?
For a healthy adult large breed dog with no specific health concerns, we'd recommend a large breed adult formula with controlled fat and moderate protein, from a brand that's done the work on large breed specific research.
Royal Canin option Maxi Adult Dry Dog Food
Pros
- Formulated specifically for dogs 26 to 44kg
- Exclusive kibble shape designed for large jaws to encourage chewing and slow ingestion
- Contains precise levels of glucosamine and chondroitin to support the heavy frames of large breed dogs
- Balanced fibre blend to promote optimal gut health and firm stools
- Enriched with Omega-3 fatty acids (EPA and DHA) to maintain a healthy skin and coat
- Backed by extensive scientific research and rigorous quality control standards
Cons
- Premium price point
- Chicken based (not ideal if your dog has a poultry sensitivity)
Royal Canin have built their range around precise size and breed based nutrition, using research into how a dog's size affects everything from jaw shape to digestive sensitivity. Maxi Adult is designed specifically around the needs of dogs between 26 and 44kg.
What our customers say: "My dog has been on this food for most of her life and it has been really good for her health, plus she loves it! She has it for her regular meals with some meat, but also gets excited for treats made using these biscuits too!" - Rachael
Black Hawk Large Breed Adult Chicken & Rice
Pros
- Australian-made
- Includes Emu Oil, a highly effective ingredient rich in omega fatty acids that reduces joint inflammation and boosts coat shine
- Uses a blend of brown rice and oats to provide slow-release energy suitable for active large breeds
Cons
- Chicken based (not ideal if your dog has a poultry sensitivity)
Black Hawk is an Australian made brand with a focus on quality proteins and everyday nutrition without unnecessary fillers. The large breed formula uses a bigger kibble shape sized for a big dog's mouth.
What our customers say: "My Great Dane Max was brought up on Black Hawk but at 2 years of age I changed to another brand that was recommended. I changed back to Black Hawk because I feel it is a far better product for my "big" boy all 70 kg of him. He loves it and he is in excellent health." - Jenny
Advance Large Adult Chicken with Rice
Pros
- Features Green-Lipped Mussel powder, a highly bioavailable and scientifically proven natural supplement for managing joint health and arthritis
- Includes fermentable prebiotic fibres like beet pulp to promote healthy gut bacteria and consistently firm, reduced-odour stools
- Australian-made
- Budget friendlier than some large breed specific formulas
Cons
- Chicken based (not ideal if your dog has a poultry sensitivity)
Advance is a widely stocked, vet developed everyday range designed to make complete and balanced nutrition more accessible, with a dedicated large breed adult formula in bigger bag sizes to suit a big dog's appetite.
What our customers say: "Blaze (the dog) absolutely loved this product. The size of the dry dog food was generous,good colour and good shapes. It must have been tasty as Blaze loved them so much the following day he sniffed out the pack and sat in front of it until he received some." - Locky
What should I feed my large breed puppy?
Feed your large breed puppy a large breed puppy specific formula with controlled calcium and phosphorus, and resist the urge to overfeed. Slow, steady growth is what protects their joints long term.
This is where we see the most common mistake in large breed puppy feeding, and it comes from a good place. Plenty of pet parents overfeed a growing puppy because they want them to "grow big and strong." In reality, the opposite is true. Rapid growth puts more stress on developing bones and joints, and it's been linked to a higher risk of developmental orthopaedic disease. A large breed puppy formula is designed with this in mind, with a calcium to phosphorus ratio and energy density that supports gradual, controlled growth rather than a growth spurt.
Hill's Science Diet Large Breed Puppy Chicken & Brown Rice
Pros
- Formulated with highly specific, optimal calcium levels to prevent large breed puppies from growing too quickly
- Includes a reliable source of DHA from fish oil, a crucial omega-3 fatty acid for early cognitive and visual development
- Features a proprietary blend of prebiotic fibres (ActivBiome+) designed to promote healthy gut bacteria and consistent digestion.
- Extensively researched, thoroughly tested in feeding trials to meet AAFCO standards, and highly recommended by veterinary professionals globally.
Cons
- Higher price point than some competitors
Hill's Science Diet is backed by one of the largest dedicated pet nutrition research operations in the industry, and their large breed puppy range is formulated specifically around controlled, steady growth rather than rapid weight gain.
What our customers say: "Owning a giant breed, you want them to grow slowly. Found this dry food great as far as the nutritional levels. My dog seems to really enjoy his meals." - Kim
Orijen Chicken Turkey & Fish Large Breed Puppy Dry Dog Food
Pros
- Contains 85% animal ingredients, featuring fresh and raw chicken, turkey, hake, and herring as the primary components
- Incorporates meat, organs, cartilage, and bone in biological ratios
- Boasts a 38% crude protein level and limits carbohydrates to 22%, mimicking a natural ancestral diet that supports lean muscle mass
- Completely free from corn, wheat, soy, and other grains, making it a strong option for puppies with specific grain sensitivities or owners who would prefer to avoid grains
Cons
- Premium pricing
- Higher protein and fat may not suit every puppy
Orijen is made by Champion Petfoods in Canada and built around a "biologically appropriate" philosophy, using a high proportion of fresh regional protein. It's a richer formula, so it suits some large breed puppies better than others.
What our customers say: "We have a 5 month old American Bulldog. She's been on Orijen Puppy Large since 10 weeks of age. The value she places on her kibble is so high we do all her obedience and house manners training with her daily portions. She prefers her kibble to training treats! Her food is clearly supporting her great development of lean muscle mass and a shiny coat!" - Fidele
What's the best dog food for giant breed puppies?
For giant breed puppies expected to top 45kg as an adult, like Great Danes, Mastiffs and Bernese Mountain Dogs, we'd recommend a giant breed specific puppy formula that tightly controls energy and calcium intake, such as Royal Canin Giant Puppy, to support slow, steady growth and reduce the risk of developmental orthopaedic disease.
Developmental orthopaedic disease, or DOD, covers a group of conditions including hip dysplasia, elbow dysplasia and osteochondrosis, where abnormal bone and cartilage development happens during rapid growth. Giant breeds are at the highest risk because they grow the fastest and end up the heaviest. Too much calcium during this growth window can interfere with normal bone remodelling and growth plate development, and too many calories can push growth rate beyond what the skeleton can safely keep up with. This is a genetic predisposition combined with an environmental (feeding) risk factor, so nutrition is one of the few things pet parents can actually control here.
If you want a closer look at how large breed formulas are built specifically around growth rate and joint development, we've written a full explainer here: What should you feed your large breed dog?
Royal Canin Giant Puppy Dry Dog Food
Pros
- Formulated specifically for the first, rapid growth phase (up to 8 months) of giant breeds (adult weight over 45kg), delivering a controlled energy level to prevent excessive early weight gain
- Contains strictly adjusted, optimal ratios of calcium and phosphorus to support the massive skeletal development unique to giant breed puppies, reducing the risk of developmental bone disorders
- Includes a scientifically proven complex of antioxidants, including Vitamin E and Vitamin C, to help build the puppy's natural defenses while their immune system is still developing
Cons
- Only designed for the first 8 months of life; owners should transition to Royal Canin "Giant Junior" food for the second growth phase (8 to 18-24 months)
Royal Canin have narrowed this formula in on the exact window where giant breed puppies are most vulnerable to rapid, uncontrolled growth. Rather than a general large breed formula, Giant Puppy is built around controlled energy density for that specific 2 to 8 month stage, supporting steady growth without the weight gain that puts extra stress on developing joints and bones.
What our customers say: "My 4 month old Irish Wolfhound puppy loves this food. I have previously tried her with Supercoat Puppy and Black Hawk Puppy but this is definitely her favourite. The kibble size is larger, which is good because she is losing her baby teeth right now and loves chewing everything." - Jean
Beyond formula choice, the practical advice we give pet parents is to feed measured meals rather than free feeding, keep your puppy at a lean body condition rather than a chubby one (you should be able to feel their ribs easily), and avoid extra calcium supplements unless your vet has specifically recommended one.
What's the best dog food for large breed weight management?
For a large breed dog that needs to lose weight or maintain a leaner body condition, choose a weight management formula with reduced calorie density but full nutrient completeness, so your dog isn't missing out while eating less.
Weight management matters more for large dogs because extra kilos translate to extra load on already hard working joints. Even a small amount of excess weight has been shown to increase the risk and speed of osteoarthritis progression in dogs. The good news is that a genuine weight management formula lets your dog eat a satisfying volume of food while taking in fewer calories, rather than just cutting portion size on a regular food, which can leave them hungry and under nourished.
Hills Science Diet Perfect Weight Plus Joint Support Large Breed Adult Dry Dog Food
Pros
- Specifically tackles two of the most common issues in large breeds simultaneously: obesity and mobility
- Highly enriched with EPA (an Omega-3 fatty acid sourced from fish oil), plus glucosamine and chondroitin, to actively reduce joint inflammation and improve mobility
- Uses high-quality chicken protein and added L-Carnitine to ensure your dog burns fat while retaining their strength and muscle mass during weight loss
- Packed with a specific blend of natural prebiotic fibres to keep your dog feeling full and satisfied between meals, reducing begging
Cons
- Premium price point
- Chicken-based
- Not as effective for weight loss as prescription weight loss diets
Hill's have combined two of the biggest concerns for large breed dogs into one formula here, weight management and joint support, rather than asking you to choose between them. Backed by Hill's vet led nutrition science, it's built to help maintain a healthy weight while supporting mobility, which matters for large dogs since extra weight and joint strain tend to compound each other.
What our customers say: "Our 11-year-old German Shorthaired Pointer is absolutely thriving on this food. She maintains a healthy weight, her coat is shiny, and she has the energy of a much younger dog. The added joint support has made a remarkable difference in her mobility and comfort. People always comment on her amazing condition. Since switching to Hill’s Science Diet Perfect Weight & Joint Support, her overall health has improved dramatically. I highly recommend it for any senior large breed dog." - Gerhard
What's the best food for a large dog with a sensitive stomach?
Pro Plan Adult Sensitive Skin & Stomach, Medium & Large Breed
Pros
- Hooded litter box provides privacy and reduces odours
- The oval design fits discreetly into the corner of the room
- Top and bottom separate to make scooping waste and cleaning the tray easy
- Litter and waste is prevented from being pushed outside the tray by the covered design and flap
- Features a handle for ease of carrying
- Suits all litter types
Cons
- Overall the area of the base is quite small so may not suit larger cats
- Oval design means that standard litter liners may not fit
Pro Plan have built this one around salmon and mackerel rather than the usual chicken, giving dogs with skin or stomach sensitivities a gentle, high quality protein source while sidestepping one of the more common triggers. It's a solid everyday option for a large breed dog that needs ongoing digestive care without compromising on complete nutrition and also available in an all-breed puppy sensitive stomach formula as well.
What our customers say: "I am a breeder with varying aged dogs and all of them LOVE the Purina Pro Plan biscuits. My preference is the sensitive (pink bag) biscuit which is salmon and mackerel based meal as it has a pleasant smell & I think their coats and tummies are much better with this!"
We've gone into more depth on sensitive stomachs generally in our guide to the best dog food for sensitive stomachs, which is worth a read if food sensitivities are a recurring issue rather than a one off.
What's the best senior diet for large breed dogs?
Large breed dogs become seniors earlier than small dogs, often from around 8 years old, and benefit from a senior formula that's lower in calories, supports joint health, and is easy to digest.
Because large breeds are more prone to joint problems throughout life, a senior formula that leans into joint support ingredients and a leaner calorie profile does double duty, helping manage weight and protecting mobility at the same time.
Eukanuba Large Breed Senior Dry Dog Food
Pros
- Formulated with over 50% more glucosamine (compared to their standard adult food) and chondroitin sulfate to actively support the aging, heavily burdened joints of senior large breeds
- Enriched with DHA (from fish oil) and clinically proven antioxidant levels to maintain healthy brain function and keep older dogs mentally sharp
- Features Eukanuba's proprietary "3D DentaDefense" kibble technology and sodium tripolyphosphate, which are proven to mechanically and chemically reduce tartar buildup during chewing
Cons
- Chicken based
Eukanuba's senior large breed formula adjusts energy density down for an older, less active dog while keeping joint support ingredients in the mix.
What our customers say: "We have been trying several dry foods for my two big babies, most they haven't liked or eaten, leaving me wasting valuable $$$$..... Until now!!!... They basically "inhale" their dinners now and come back looking for more. I have never seen them "so excited" for a bowl of dry food before!! They lovvvvve it and l finally found a product that suits their sizes, because everything else we have tried is TINY TINY kibble size only suitable for toy poodles or chihuahuas..... when its food for GIANT breed dogs. Thankyou soooo much, this product has won us." - Jane
For the full picture on feeding an ageing large breed dog, including body condition scoring and supplement options, see our guide to senior dog food and our senior dog care guide.
What should I look for in large breed dog food?
Look for a life stage appropriate formula (puppy, adult, senior), a large breed or giant breed specific label if your dog is in growth, a named protein source, and either an AAFCO or FEDIAF nutritional adequacy statement on the pack.
A few specific things worth checking on the label:
- Life stage match. "All life stages" formulas are usually formulated to meet the highest nutrient demands, which is often too much calcium for a growing large breed puppy. Stick to a formula labelled for your dog's actual life stage.
- Large or giant breed specific wording. If your puppy will be over 25kg as an adult, look for "large breed puppy." Over 45kg, look for "giant breed" if it's available.
- Named protein source. "Chicken" or "lamb" rather than vague "meat meal."
- Nutritional adequacy statement. A line referencing AAFCO or FEDIAF standards for the relevant life stage tells you the formula has been tested or formulated to meet recognised nutrient profiles.
- Kibble size. Larger kibble suited to a big dog's jaw can slow down eating and help reduce the risk of gulping and bloat.
Large and giant breed dogs need nutrition that respects their growth rate, their joints and their earlier transition into senior life. The single biggest thing you can get right, especially with a large or giant breed puppy, is resisting the urge to overfeed for size. Slow and steady growth, a life stage appropriate large-breed formula, and keeping an eye on body condition throughout your dog's life is ideal.
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History
Our experts continually monitor the health and wellness space and we update our articles when new information becomes available.
Tue 1 Sep 2026
Written by Dr Gillian Hill BVSc (Hons)Dr Gillian Hill BVSc (Hons)
Veterinarian
Dr. Gillian graduated from the University of Sydney in 2005 with a Bachelor of Veterinary Science. She worked in a number of small animal clinics, before joining the Pet Circle Vet team in 2020. Dr. Gillian has special interests in ultrasonography, surgery and behaviour. Her favourite part of being a vet is being an advocate for the animals. She loves helping owners to make the best, evidence-based decisions for their pets, and seeing the beautiful bond that people have with their fur-babies.
