Australian Shepherd Dog Food: What Owners Need to Know

The Australian Shepherd is a brilliant, high-drive working dog packed into a medium-sized, athletic frame. Feeding one is less about filling a bowl and more about fueling a finely tuned engine. While structurally sound, a 2012 genetic analysis found that 12% of 1,341 Australian Shepherds in the study population were affected by idiopathic epilepsy, a rate that underscores the importance of a stable, high-quality diet.

This breed’s nutritional needs are defined by its relentless energy and working heritage. An Aussie isn’t a laid-back companion who happens to enjoy fetch; they are herding dogs bred for all-day stamina. Their diet must reflect this, providing dense, high-quality calories to power their bodies and minds.

For an Aussie owner, choosing a dog food means prioritizing protein for muscle, managing calories to maintain a lean physique, and selecting ingredients that support long-term joint and neurological health. Getting this right is fundamental to helping your dog thrive.

Last Verified: May 25, 2026 · 9 minute read · Methodology

TL;DR

Fueling an Australian Shepherd is about managing their incredible energy output while protecting their joints.

These are not dogs that do well on low-calorie, low-protein maintenance diets. A typical 50-pound Aussie requires around 1350 kcal per day, a significant amount for their size, reflecting their “very-high” activity classification NRC, 2006. This energy must come from high-quality sources to build and maintain the lean muscle mass that protects their joints from the stress of constant, high-impact movement.

While generally robust, the breed does have a documented predisposition to joint issues. The Orthopedic Foundation for Animals (OFA) reports a hip dysplasia prevalence of 5.8% based on over 52,000 evaluations OFA. Sniff recommends a high-protein, performance-style diet that provides ample energy and includes ingredients to support joint health, all while carefully managing portion sizes to prevent excess weight.

What makes feeding an Australian Shepherd different

The Australian Shepherd is a quintessential member of the Herding Group, a canine athlete bred to think and move. Their dietary needs are a direct reflection of this job description. Unlike a lower-energy breed, an Aussie’s metabolism is geared for endurance and explosive bursts of activity.

Think of them as the marathon runners of the dog world.

Their nutritional requirements are more aligned with those of other medium-sized, high-stamina herding breeds like the Border Collie and Australian Cattle Dog. A generic adult maintenance food often falls short, failing to provide the concentrated protein and fat needed to sustain their energy levels. A typical 50-pound adult needs approximately 1350 kcal/day, a caloric demand that requires a nutrient-dense food to avoid feeding huge, gut-distending volumes NRC, 2006.

The health profile every Australian Shepherd owner should know

While hardy, Australian Shepherds have several documented health predispositions that can be influenced by diet and proper management.

Joint Health: Hip and Elbow Dysplasia

Like many active, medium-to-large breeds, Aussies are prone to developmental orthopedic conditions. The Orthopedic Foundation for Animals database shows a hip dysplasia rate of 5.8% across 52,060 evaluations, ranking them 111th out of 193 breeds OFA. Elbow dysplasia is also a concern, with a prevalence of 3.3% in over 26,000 evaluations OFA.

For owners, this means one thing above all else: keep your Aussie lean. Every extra pound adds stress to their hips and elbows. A diet rich in high-quality protein supports strong muscles, which in turn stabilize and protect the joints.

Neurological and Endocrine Health

Idiopathic epilepsy is a significant concern in the breed. A 2012 genetic analysis of 1,341 Australian Shepherds identified a 12% prevalence of epilepsy within the study group Weissl et al. 2012 (epilepsy). While diet is not a cure, providing a consistent, high-quality food free of inflammatory ingredients is a sensible part of a holistic management plan under veterinary care.

Additionally, OFA data shows that 11.6% of 11,180 evaluated Aussies were found to be positive or equivocal for autoimmune thyroiditis, a precursor to hypothyroidism OFA. This condition can affect metabolism and weight, making a precisely calibrated diet even more important.

Diet-Associated DCM

The FDA’s investigation into diet-associated dilated cardiomyopathy (DCM) is relevant for Aussie owners. The agency’s 2019 update included 13 reported cases in the breed FDA, 2019. These cases were often linked to foods high in legumes like peas and lentils, which were used to replace traditional grains.

Given this data, Sniff takes a precautionary approach. We recommend diets that are not formulated with high concentrations of legumes, especially as primary protein sources. For more detail, read our full guide on grain-free dog food and DCM.

Eye and Ear Health

Owners should also be aware of a high incidence of ocular issues. Data from the Canine Eye Registration Foundation (CERF) showed that 11.4% of nearly 21,000 evaluated Aussies had at least one eye abnormality, with cataracts being the most common OFA. Genetically, dogs that are homozygous for the merle gene (“double merles”) have an extremely high risk of congenital deafness, affecting 86% of those dogs in one study Strain et al. 2009 (merle deafness). While not directly diet-related, these are critical health considerations for the breed.

Puppy years: what to get right before age two

The first year is the most critical window for an Australian Shepherd’s skeletal development. Getting puppy nutrition right sets the foundation for a lifetime of sound joints.

The biggest mistake is feeding too much, too fast.

Rapid growth puts immense strain on developing bones and joints, increasing the risk for hip and elbow dysplasia. For this reason, calcium levels must be carefully controlled. The National Research Council recommends that diets for medium-breed puppies like Aussies should not exceed 1.5% calcium on a dry matter basis NRC, 2006. Look for a puppy food that explicitly states it is formulated for the growth of medium or all-size puppies and adheres to these calcium limits.

Protein is equally important for building a strong body. Per AAFCO’s nutrient profiles, a growing Aussie puppy requires a diet with at least 22.5% crude protein on a dry matter basis AAFCO, 2024. Choose a formula with high-quality animal proteins like chicken meal or fish meal listed high on the ingredient panel.

Adult years

An adult Australian Shepherd is a powerhouse of energy. The goal of their diet is to fuel performance, maintain lean muscle, and manage weight to protect their joints. That 1350 kcal/day figure for a 50-pound dog is a good starting point, but it’s not a fixed rule NRC, 2006.

Your dog’s actual needs will vary based on their individual metabolism, exercise level, and whether they are a working dog or a (very) active companion.

The best food for an adult Aussie is typically a performance or “all life stages” formula with a protein content of 30% or more on a dry matter basis. Fat should be moderate, around 15-20%, to provide a concentrated energy source. Monitor your dog’s body condition score weekly. You should be able to easily feel their ribs but not see them. Adjust portion sizes as needed to maintain this lean physique.

Senior years

As Australian Shepherds enter their senior years, typically around age 7 or 8, their metabolism may slow down, but their need for protein does not. In fact, it increases. Older dogs are susceptible to sarcopenia, the age-related loss of muscle mass. Feeding a high-protein diet is the best nutritional defense against it.

The common practice of switching to a low-protein “senior” food is a mistake.

The NRC’s recommended minimum protein intake for senior dogs is higher than for younger adults. Look for a senior diet that provides high-quality, easily digestible protein and maintains or even increases the protein percentage your dog is used to. Joint support becomes even more critical, so diets with added glucosamine, chondroitin, and high levels of omega-3 fatty acids from sources like fish oil are excellent choices.

What Sniff recommends and why

For Australian Shepherds, we recommend a high-protein (30%+ dry matter), moderate-fat (15-20% dry matter) diet from a brand with a strong track record of quality control and research.

Given their energy needs and joint predispositions, we prioritize performance-style formulas that are nutrient-dense and support lean muscle mass. Because of the 13 DCM cases reported to the FDA, we are cautious about grain-free diets that rely heavily on peas, lentils, and other legumes. We prefer diets that are either grain-inclusive (using ingredients like rice or oats) or use non-legume carbohydrate sources like potatoes or sweet potatoes in moderation.

A diet rich in omega-3 fatty acids (EPA and DHA) from marine sources like fish oil or salmon meal is also beneficial for their coat, cognitive function, and for providing anti-inflammatory support for their hard-working joints.

For our ranked list of specific foods that meet these criteria, see our guide to the best dog food for Australian Shepherds.

What we don’t know

The research on Australian Shepherds is more robust than for many breeds, but gaps remain. While “skin allergies” are listed as a common condition, there is no large-scale data quantifying the prevalence or identifying common dietary triggers in the breed.

Furthermore, while we have good data on their overall energy needs, there are no specific studies comparing the ideal protein-to-fat ratios for working or sport Aussies versus those living as active family pets. Most recommendations are extrapolated from studies on other athletic breeds. More research into the specific metabolic and nutritional nuances of Australian Shepherds would help owners and nutritionists fine-tune their dietary plans even further.

Frequently asked questions

What is the best brand of dog food for an Australian Shepherd? No single brand is best. Focus on finding a high-protein, moderate-fat formula from a company with transparent sourcing and robust quality control. Our list of the best dog foods for Australian Shepherds is a great place to start.

Is grain-free dog food safe for Australian Shepherds? It’s complicated. The FDA noted 13 cases of diet-associated DCM in the breed, many linked to diets high in legumes. We recommend a cautious approach, favoring grain-inclusive foods or grain-free recipes that don’t rely heavily on peas and lentils. Read our full guide on DCM for more context.

When should I switch my Australian Shepherd to a senior food? Around age 7 or 8. The key is to switch to a food that maintains or increases high-quality protein to combat muscle loss, not one that cuts it. Our methodology explains why protein is so crucial for senior dogs.

Is a raw diet good for an Australian Shepherd? Raw diets have risks. They carry a higher risk of bacterial contamination (for both you and your dog) and can be difficult to balance nutritionally. We recommend foods that meet AAFCO standards and use a cooking process to ensure safety.

What ingredients should I avoid in an Australian Shepherd’s food? Avoid unnamed ingredients like “meat and bone meal,” artificial colors, and controversial chemical preservatives like BHA. Focus on foods with a clear, transparent ingredient list. See our guide to controversial ingredients for a full list.

How often should I feed my Australian Shepherd? Feed adults twice a day. This helps maintain stable energy levels, improves digestion, and can reduce the risk of bloat, a concern for any active, deep-chested dog. Splitting meals makes it easier to manage their high caloric needs without overloading their stomach.

Does my Australian Shepherd need supplements? A high-quality, complete, and balanced diet should not require supplements. If your vet diagnoses a specific issue like arthritis, they may recommend a targeted joint supplement containing glucosamine, but you shouldn’t add anything without veterinary guidance. Learn more by reading our guide on how to read a dog food label.

The bigger picture

An Australian Shepherd is not a dog you own passively. They are a partner in an active life, a brilliant problem-solver who asks for a job to do and the fuel to do it well. Choosing their food is one of the most fundamental ways we answer that request.

Feeding them correctly is an act of respect for their heritage. It’s an acknowledgment that the dog sharing your home carries the genetic blueprint of a tireless ranch hand, a champion agility competitor, and an intuitive herder. Providing a diet that supports their mind, fuels their body, and protects their joints is how we help them live their fullest, most vibrant life.

When you look at your Aussie, you see intelligence and boundless potential. The right food in their bowl is the foundation that lets them show it to the world.

Last Verified: May 25, 2026. This page is informational and does not constitute veterinary advice. If your Australian Shepherd has a health condition, consult a veterinarian, ideally one who is board-certified in internal medicine (DACVIM) or nutrition (DACVIM-Nutrition). Read our full methodology and our affiliate disclosure.