Best dog food for an Irish Wolfhound
An Irish Wolfhound's size changes what to look for in food more than almost any other trait. As the tallest of the giant breeds, with a growth period that runs well beyond a year, an Irish Wolfhound needs a diet built around controlled, steady growth rather than rapid weight gain, and a feeding routine that takes their genuine risk of bloat seriously throughout adult life.
Feeding a Irish Wolfhound
A giant breed
An adult Irish Wolfhound typically weighs 41–55 kg, so a healthy Irish Wolfhound eats a lot, and the sack size matters as much as the recipe compared with other breeds. Every feeding guide on a bag is written per kilo of body weight, not per breed — start there, then adjust to the dog in front of you.
Life stage
A giant breed is usually done growing at 18–24 months, which is roughly when a puppy food has finished its job. With a typical lifespan of 6–8 years, there is a long adult stretch in the middle; switch to a senior food when your vet thinks it is worth it rather than on a birthday.
Joint support is worth looking for
Their size and frame put more load through the joints than a smaller dog carries, so a food with joint support on the label is worth reading for — and keeping them lean does more for their joints than any supplement.
Weight matters more than usual here
A long back or a heavy frame makes every extra kilo count twice. Weigh portions rather than eyeballing a scoop, and reduce the food rather than the walks if the waist starts to disappear.
How much should a Irish Wolfhound weigh?
Adult 41–55 kgfully grown at 18–24 months
| Age | Stage | Typical weight | Of adult size |
|---|---|---|---|
| 8 weeks | Just home | 3.6–4.8 kg | 9% |
| 3 months | Young puppy | 5.9–7.9 kg | 14% |
| 6 months | Growing fast | 11.7–15.7 kg | 29% |
| 12 months | Adolescent | 23.4–31.4 kg | 57% |
| 18–24 months | Fully grown | 41–55 kg | 100% |
A guide, from the same rule of thumb our puppy growth predictor uses — each age is that share of the way to maturity for a giant breed. Puppies grow fastest early, so a real puppy usually sits a little above the middle rows. Weigh yours and ask your vet if the number worries you.
Complete dog foods that suit a Irish Wolfhound
Complete foods from our range, matched to a Irish Wolfhound's size band and what the breed typically needs. Stock levels and delivery dates are live on each product.
Field & Trial Skinner S Field Trial Light Senior
A lower-fat dry food for older, overweight or less active dogs, including working breeds
From£9.85
Autarky Complete Grain Free Adult Turkey
Grain-free complete dry food for adult dogs, with turkey and a marine-algae joint care package
£12.79
Autarky Grain Free Tasty White Fish & Potato Complete
Grain-free dry dog food built around white fish meal rather than poultry
£12.99
Lily's Kitchen Lily S Kitchen Dog Lovely Lamb
Complete lamb-led dry dog food offered in two practical bag sizes
From£25.15
Burns Adult Large/Giant Breed Chicken and Brown Rice
Complete large-breed dry dog food with 23% chicken and brown rice
£59.99
Burgess Greyhound and Lurcher Chicken
Complete adult dry food formulated for the specific build of greyhounds and lurchers
£35.35
Naturo Senior Rice Poultry Variety 6pk
Six 400g trays across three recipes for senior dogs, with glucosamine and chondroitin
£10.29
Naturo Senior Dog Turkey with Rice and Vegetables 7pk
Turkey at 65% in a senior wet tray, with brown rice, vegetables and added joint support
£11.99
Vitalin Adult Dog Pork with Apple
Complete dry food for adult dogs of any age, led by pork, with citrus extract for dental support
From£11.99
Why growth rate matters so much for this breed
Giant breeds like the Irish Wolfhound are prone to developmental joint and skeletal problems if they grow too fast as puppies, which is why a large or giant-breed puppy formula — with controlled calcium and phosphorus levels and moderated calorie density — matters more here than for a smaller dog. Growth that looks impressively fast is not the same as growth that is healthy for the joints carrying that frame.
This growth period runs longer than most owners expect, often not finishing until around 18 to 24 months, so a giant-breed-appropriate diet needs to continue well past the age many smaller breeds would have moved onto standard adult food.
Bloat: the risk that shapes feeding routine as much as food choice
Deep-chested giant breeds, Irish Wolfhounds among the most at risk of any breed, are prone to gastric dilatation-volvulus (bloat), a genuine emergency where the stomach fills with gas and can twist. Feeding routine plays a real role in managing this risk: smaller, more frequent meals rather than one large daily feed, and avoiding vigorous exercise for a period either side of eating, are widely recommended precautions.
Older advice to use a raised feeding bowl to reduce bloat risk has been questioned by more recent research, some of which suggests raised bowls may actually be associated with higher risk in deep-chested breeds rather than lower — worth discussing with your vet rather than assuming the older advice still holds.
What to look for in an adult diet
Once past the growth phase, an Irish Wolfhound needs a calorie-appropriate adult diet suited to their actual activity level — a large frame does not automatically mean a huge appetite, and giant breeds are not immune to carrying excess weight, which adds real strain to joints already working hard to support their size.
Joint-support ingredients such as glucosamine, chondroitin and omega-3 fatty acids are commonly included in large-breed adult and senior formulas and are worth considering given the breed's size-related joint demands, alongside a food that states clearly it is complete for large or giant breeds specifically.
Common questions
- How much should I feed my Irish Wolfhound?
- Follow a giant-breed-appropriate food's feeding guide for your dog's current weight and life stage as a starting point, then adjust based on body condition (feeling the ribs, seeing a waist) rather than sticking rigidly to a chart figure, since individual activity levels vary.
- Why is bloat such a concern for this breed?
- Deep-chested giant breeds like the Irish Wolfhound have a structurally higher risk of gastric dilatation-volvulus, a genuine emergency where the stomach fills with gas and can twist. Feeding smaller, more frequent meals and avoiding vigorous exercise around mealtimes are commonly recommended precautions — speak to your vet about your dog's specific risk and routine.
- How long does an Irish Wolfhound puppy need puppy food?
- Giant breeds have an extended growth period, often not reaching full maturity until around 18 to 24 months, so a large or giant-breed-specific puppy or growth formula is typically needed for longer than with smaller breeds. Your vet can advise on timing for your individual puppy.
- Are Irish Wolfhounds prone to joint problems?
- Their size puts genuine extra load on joints throughout life, which is why controlled growth as a puppy and a suitable weight as an adult both matter for joint health. Joint-support ingredients in a large-breed diet are a sensible general consideration, though they are not a substitute for keeping your dog at a healthy weight.
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Written by Matt Garnett, who runs Giddy Pets and is a lifelong pet owner — not a vet. This is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your animal. How we write these guides.