Updated September 25, 2026. Fact-checked against veterinary sources; review by a licensed veterinarian is in progress. See our editorial policy.
Quick answer: The right diet for a dog with liver disease depends on the type of liver problem, so your vet’s guidance matters. Some dangers apply to all dogs with liver disease: xylitol (which can cause liver failure), moldy food, alcohol, and unapproved herbal supplements. Dogs with copper-related liver disease should avoid high-copper foods such as liver and shellfish. Very fatty foods and large amounts of low-quality protein can also be a problem for some dogs.
Foods and substances to avoid
- Xylitol: in sugar-free gum, candy, baked goods, and some peanut butters. It can cause dangerously low blood sugar and liver failure in dogs.
- Moldy or spoiled food and compost: molds can produce toxins (such as aflatoxins) that damage the liver.
- Alcohol and raw yeast dough.
- High-copper foods, for dogs with copper-associated hepatitis (common in Bedlington Terriers, Labrador Retrievers, Doberman Pinschers, and some other breeds): liver and other organ meats, shellfish, nuts, and some legumes.
- Very fatty foods: table scraps, bacon, fat trimmings, and fried foods, especially for dogs with gallbladder problems or a history of pancreatitis.
- Salty foods, for dogs with fluid in the belly (ascites).
- Herbal supplements and “detox” products without your vet’s approval. Some herbs can damage the liver.
- Iron or copper supplements unless prescribed.
How diets are tailored
- Protein: most dogs with liver disease need adequate, high-quality protein to help the liver repair. Protein is only restricted in specific situations, such as hepatic encephalopathy, when toxins affect the brain.
- Copper: restricted for dogs with copper storage disease.
- Fat: moderated for some conditions.
- Sodium: limited for dogs with ascites.
- Small, frequent meals are often easier to handle.
Prescription liver diets are designed with these adjustments. Homemade diets should come from a board-certified veterinary nutritionist.
Safer treat ideas
Ask your vet first. Options often allowed include small pieces of cooked egg white, plain cooked chicken breast, green beans, carrots, or pieces of the prescription diet. Avoid treats that aren’t compatible with your dog’s specific diagnosis.
Signs to call your vet about
- Yellow gums, skin, or eyes (jaundice)
- Vomiting, diarrhea, or loss of appetite
- Increased thirst and urination
- A swollen belly
- Confusion, pressing the head against walls, circling, or seizures, especially after meals
The last group can mean hepatic encephalopathy and needs prompt care.
Frequently asked questions
Can dogs with liver disease eat eggs?
Often yes, as a source of high-quality protein, unless your vet has restricted protein. Egg yolks contain some copper, so check if your dog has copper-related disease.
Is a low-protein diet best for liver disease?
Not usually. Most dogs need enough good-quality protein. Restriction is only for specific cases.
Can supplements help?
Some, like SAMe and silybin, are commonly used alongside treatment. See our guide to Denamarin and liver support options, and ask your vet.
Sources
- Webster CRL, et al. ACVIM consensus statement on the diagnosis and treatment of chronic hepatitis in dogs. J Vet Intern Med. 2019
- Merck Veterinary Manual: Hepatic disease in small animals
- ASPCA Animal Poison Control Center: Xylitol
- US FDA: Aflatoxin poisoning in pets
This article is for general education and is not a substitute for care from your own veterinarian. Learn about The Pet Vet and our editorial policy.