Cooked vs raw
Plain, fully cooked potato — boiled or baked with nothing added — is safe for most dogs as an occasional treat. The problem is raw potato: it contains solanine, a natural compound that is toxic to dogs. Cooking breaks most of the solanine down, which is why only cooked potato should ever be offered.
Always discard any potato that is green or sprouted — green skin and sprouts have much higher solanine levels, even after cooking.
How to serve it safely
- Plain only: no butter, salt, oil, cheese, gravy, onion, or garlic — those add the real risk.
- Boiled or baked, never fried. Skip fries, chips, and mashed potato made with milk and butter.
- Small pieces, peeled, as a treat — not a meal replacement.
How much?
A few small bites of plain cooked potato is plenty. Potatoes are high in carbohydrates, so keep them within about 10% of daily calories (see our dog food calculator) and limit them for overweight or diabetic dogs. Sweet potato is a more nutrient-dense alternative.
Frequently asked questions
Can dogs eat mashed potatoes?
Only if plain. Most mashed potato is made with butter, milk, salt, and sometimes garlic — all of which make it a poor choice. A spoon of plain mash is okay.
Can dogs eat french fries?
Best avoided. Fries are deep-fried and heavily salted, which can upset the stomach and, over time, contribute to obesity and pancreatitis.
Is potato in dog food safe?
Yes — cooked potato is a common, safe carbohydrate source in commercial dog foods.
More foods: sweet potato · rice · full food checker.