Great Dane Dog Breed Guide

Great Danes have distinct nutritional needs due to their large size, rapid growth and susceptibility to joint and digestive issues.

Look for a complete and balanced dog food that will provide your Great Dane with all the nutrients they need to suit their lifestyle. Great Danes may benefit from foods enriched with omega-6 fatty acids to support their skin and coat, prebiotics to support healthy digestion and omega-3 fatty acids to support their brain, joints and kidneys.

Feeding Great Danes properly at every life stage is crucial to support their health. Your veterinarian is the best source for personalized nutritional advice for your Great Dane, as they can help you choose the best food and feeding plan based on their age, weight, activity level and health conditions.

Puppies: It is critical for Great Dane puppies to eat a large/giant-breed puppy food to support healthy bones, joints and overall growth. Though they need to eat three to four small meals daily to support digestion, overfeeding can be harmful. Talk to your vet about proper portions and complete and balanced food formulated specifically for these large pups to help ensure they're getting healthy amounts of nutrients.

Adults: It is important to continue the focus on joint health through nutrition, proper weight management and multiple small meals. Elevated feeders and kitchen gram scales can also be helpful, along with slow-feed bowls. 

Seniors: Age is a known risk factor for degenerative joint disease, so it's important to commit to feeding Great Danes a specialized diet formulated for their life stage and size, either large or giant breed.  An easy-to-digest senior food can help older dogs absorb nutrients efficiently. Your veterinarian may recommend probiotics to encourage healthy digestion, omega-3 fatty acids to support joint and brain health, and antioxidants to support brain and immune system health.

It is important to continue the focus on joint health through nutrition, proper weight management and multiple small meals. Elevated feeders and kitchen gram scales can also be helpful, along with slow-feed bowls. 

Big enough to steal your couch and your heart in one swoop, Great Danes may look intimidating at first glance, but they love to pretend they're lapdogs. Goofy, sweet and loyal, there is much more to this breed than paws the size of dinner plates.

Before adopting any breed of dog, it's a good idea to speak to a veterinarian to determine if their health and care needs fit with your household, budget and lifestyle. Understanding common veterinary needs can also help you decide if they are a good fit for your home.

Best for: Families or individuals with plenty of space who want a loyal, gentle companion.

Good with: Children and other pets, when properly socialized.

Less suitable for: Families with small children as the Great Danes are not always conscious of their size and may knock them down; small living spaces and those unprepared for a large dog’s size, drool and health needs; those seeking a companion for heavy impact or distance sports such as distance running.

With moderate exercise needs, Great Danes enjoy daily walks and playtime, but they aren’t energetic like some other breeds. They prefer a balanced routine that includes gentle exercise and plenty of downtime, making them perfect for families who want an active yet relaxed companion. If you need an occasional down day of streaming movies, they will be happy to join you. Great Danes also do well with gentle fetch or tug sessions, basic obedience training, therapy work and social outings (dog-friendly dining, dog parks, farmers markets, etc.).

Early socialization and consistent training are strongly recommended as Great Danes do have a stubborn steak and are large, powerful dogs. Work early and often on leash manners given their size. They benefit from gentle, positive reinforcement methods.  Patience and short, engaging sessions work best to keep their attention and build good habits.

As the adage goes, with great power comes great responsibility, and Great Danes are no exception. Great Danes thrive on a balance of proper nutrition, gentle exercise and regular veterinary checkups to support their heart and joint health. Sadly, their enormous size also means they tend to have more than their share of illness and a shorter lifespan than many other breeds — but they fill those years with a supersized amount of love and joy.

Gastric dilatation-volvulus: Also known as bloat, GDV occurs when the stomach fills with gas and twists. It is a medical emergency.  A preventive surgery, gastropexy, can be performed at spay or neuter and may minimize the severity of this issue. 

Dilated cardiomyopathy: This causes the heart to enlarge and weaken, making it harder to pump blood effectively, leading to serious complications such as abnormal heart rhythms and congestive heart failure, if not diagnosed and managed early.³

Hip dysplasia: Hip dysplasia occurs when the hip joint doesn’t fit together properly, leading to pain, stiffness and mobility issues that can worsen with time. Maintaining a lean body condition from puppyhood is crucial to reduce strain on a Great Dane's joints.4

Osteosarcoma: This is a fast-growing bone cancer often affecting the limbs and is prone to spreading. It can cause lameness, pain and swelling and needs prompt veterinary attention.⁵

Hypothyroidism: Great Danes can experience hypothyroidism, which occurs when the thyroid gland doesn’t produce enough hormones, leading to symptoms like weight gain, lethargy and coat changes. These can be managed with proper treatment.⁶

Budgeting for and providing regular veterinary visits is essential to caring for this giant breed. Your veterinarian may be able to provide genetic testing to check for certain risk factors, as well as give you management tools to keep your Great Dane healthy and happy.

Other than having a large surface area to cover, Great Danes have minimal grooming needs. Their short, smooth coats require weekly brushing to keep shedding under control and their skin healthy. Regular nail trimming, ear cleaning if directed by your veterinarian, and daily dental care with an enzymatic toothpaste are also important to round out grooming needs for these gentle giants.

The Great Dane is a lovable giant — calm, affectionate and surprisingly gentle for their massive size. They thrive in homes where they can be close to their people and enjoy a relaxed lifestyle with moderate daily exercise. Great Danes are valued for their loyalty and patience toward all family members, including kids and other pets. However, their size, drool, medical challenges and short lifespan can be a challenging reality to sign up for. If you’ve got the space, the budget and a lap ready for oversized cuddles, a Great Dane might just be your perfect match.