Food for dogs with EPI
Exocrine pancreatic insufficiency, usually shortened to EPI, is a condition where a dog's pancreas stops producing enough of the enzymes needed to digest food properly, leading to weight loss despite a normal or increased appetite. It needs a vet's diagnosis and an enzyme treatment plan, and diet is managed alongside that rather than instead of it — no food on its own treats EPI.
What EPI actually is
The pancreas normally produces enzymes that break down fat, protein and starch so the gut can absorb them. In EPI, that production drops so low that food passes through largely undigested, which is why the classic signs are weight loss with a good or even increased appetite, alongside large, pale, greasy stools that can smell particularly strong. It is most commonly seen in German Shepherds, though it can occur in any breed.
EPI is diagnosed with a specific blood test your vet will arrange if they suspect it, and it is not something to guess at from symptoms alone — several other conditions cause similar weight loss and digestive upset. Once diagnosed, treatment centres on enzyme replacement added to food at every meal, prescribed and dosed by your vet, alongside monitoring for related deficiencies such as vitamin B12.
Where diet fits in
Alongside enzyme treatment, vets often recommend a highly digestible diet with a moderate rather than very high fat content, since fat is one of the harder things for a compromised pancreas to help process even with enzyme support. Consistency matters too — sudden changes of food can unsettle digestion further in a dog already struggling to absorb nutrients properly.
This is not a diet you can put together from general advice alone. Your vet, and often a referral to a specialist in veterinary nutrition for a persistent case, will tailor the specific food and enzyme dose to your individual dog, and that plan should take priority over anything general written here.
What to watch for
If your dog is losing weight despite eating well, or you notice unusually large, pale or greasy stools, that is worth raising with your vet promptly rather than adjusting their food yourself first. EPI responds well to proper treatment in most dogs once diagnosed, but it does need that diagnosis to manage correctly.
Once a dog is stable on treatment, many owners look for a consistent, easily digestible everyday food to feed alongside the prescribed enzyme powder, and our sensitive-stomach and everyday dry and wet ranges can be a reasonable starting point for that conversation — but always confirm any specific product with your vet before making it part of your dog's regular diet.
Foods formulated for this
Everything below is in stock with us, priced with delivery worked out, and packed and posted by hand in the UK.
Harringtons Just 6 Dry Dog Food Lamb
Grain-free lamb dry dog food in 2KG and 12KG sizes, with size-specific formulas
From£13.99
James Wellbeloved Adult Breed Dry Dog Food Turkey Rice
A hypoallergenic dry food for adult dogs, in small and large breed versions, built around single-source turkey protein
From£45.75
James Wellbeloved Grain Free Adult Dry Dog Food Fish Veg
Grain-free fish kibble for adult dogs, with glucosamine and chondroitin included
From£12.75
James Wellbeloved Adult Dry Dog Food Turkey Rice
A hypoallergenic dry food for adult dogs, built around a single source of turkey protein
From£41.45
Burgess Sensitive Adult Dog Turkey
Complete turkey and rice dry food for adult dogs in a 12.5KG bag
£48.89
James Wellbeloved Senior Breed Dry Dog Food Turkey Rice
Turkey and rice kibble for senior small-breed dogs, sized for smaller mouths
From£11.69
Harringtons Lamb & Rice
A 15kg complete dry dog food with lamb and freshly prepared chicken, for dogs from 8 weeks
£45.99
Harringtons Adult Dog Turkey
A complete dry dog food with turkey and freshly prepared chicken, for dogs from 8 weeks
From£13.09
Burns Adult/Senior Dog Original Lamb and Brown Rice
Single-source lamb and brown rice, formulated for adult and senior dogs with sensitivities
£35.99
Burns Adult/Senior Dog Hypoallergenic Mixer
Hypoallergenic dry mixer for combining with wet food or a home-cooked diet - not a complete food
£13.49
Burns Adult/Senior Dog Sensitive Grain Free Turkey & Potato Dry Dog Food
Six-ingredient grain-free dry food for adult and senior dogs, single-source turkey
£15.49
Dr John Hypoallergenic Duck and Salmon
Hypoallergenic dry dog food for sporting and working dogs, duck and salmon based
From£7.49
Common questions
- Can food alone manage EPI in dogs?
- No. EPI needs enzyme replacement prescribed by a vet to allow proper digestion at all; diet is managed alongside that treatment rather than as a substitute for it. A dog left on diet changes alone without enzyme treatment will typically continue to lose weight.
- What are the signs of EPI in a dog?
- The classic pattern is weight loss despite a normal or increased appetite, along with large, pale, greasy and strong-smelling stools. These signs overlap with several other digestive conditions, so a vet diagnosis with a specific blood test is needed to confirm EPI rather than guess at it.
- Is EPI in dogs the same as pancreatitis?
- No, they are different conditions affecting the same organ. Pancreatitis is inflammation of the pancreas, often sudden and painful, while EPI is a longer-term failure of the pancreas to produce enough digestive enzymes. A vet can tell the difference through examination and testing.
- Which breeds get EPI most often?
- German Shepherds are the breed most commonly associated with EPI, thought to be linked to a hereditary form of pancreatic acinar atrophy, but the condition can occur in any breed. A vet diagnosis is needed regardless of breed if EPI is suspected.
- Will my dog need enzyme powder for the rest of their life?
- In most cases, yes — EPI is generally a lifelong condition once the pancreas has lost the ability to produce enough digestive enzymes, so treatment is usually ongoing rather than a short course. Many dogs go on to live comfortably for years on the right combination of enzyme treatment and diet, reviewed regularly by their vet.
Related
Sources
Written against guidance published by UK veterinary and welfare organisations. Always confirm specifics with your own vet.
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.