Last Updated: 17/09/2026
Can Dogs Eat Bananas? A Vet's Guide
Can dogs eat bananas? Yes, in small amounts. Here's the safe portion size, why to skip the peel, and a frozen banana treat idea from our vet team.
Author: Dr Gillian Hill BVSc (Hons)
Reading Time: 2 minutes - short read
If you've ever peeled a banana and felt a hopeful nose appear at your ankle, you'll know the question that follows. It's one of the most common "can my dog eat this fruit" questions we get, right up there with strawberries and blueberries.
Yes, dogs can eat bananas in moderation. They're a handy source of potassium and vitamin B6. Treats, including banana, should not make up more than 10% of your dog's daily calorie intake, so a few slices is plenty for most dogs. Always take the peel off first. It isn't toxic, but it's fibrous and hard to digest.
Can dogs eat bananas?
Yes, bananas are safe for dogs to eat in small amounts. They're non toxic and most dogs love the taste, making them a handy natural training treat or puzzle feeder filler.
They also have a really useful texture for use as a way of hiding medication, particularly when it's important to avoid high fat treats like cheese and peanut butter.
A banana is still a fruit though, not a complete food, so it should sit alongside your dog's regular diet as an occasional extra.
For a broader rundown of what's safe from the fruit bowl and pantry, see our guide to human foods safe for pets.
Are bananas good for dogs?
Yes, in the right amount. A medium banana has around 360mg of potassium, a mineral that supports normal muscle and nerve function, plus a decent hit of vitamin B6.
The catch is that a medium banana contains about 105 calories, which can make a significant dent in your dog's daily intake. Bananas are also slightly higher in sugar than other fruits such as strawberries, blueberries and apples on a gram by gram basis.
How many bananas can a dog eat?
As a general guide, a few thin slices is enough for a small dog, and up to half a banana every so often is plenty for a large breed. Treats of any kind, bananas included, should make up less than 10% of your dog's daily calorie intake.
Exactly what that looks like varies quite a bit though. Daily calorie needs depend on your dog's size, breed, activity level and body condition, so there's no single number that works for every dog. Our pet feeding guide has a calorie calculator if you want a more precise daily target to work out that 10% rule from.
This matters more for dogs already carrying extra weight, or diabetic dogs, where the sugar content means bananas are best given sparingly or skipped. Chat to your vet if you're unsure what fits your dog's diet plan.
Can dogs eat banana peel?
No, it's best to leave the peel off. It isn't toxic, so there's no need to panic if your dog grabs a bite off the bench, but it's tough and fibrous, which makes it slow to digest. Swallowed in bigger pieces, that fibrous material can behave like other slowly digested material and increase the risk of a blockage.
If your dog eats a whole peel or a large piece and shows signs like vomiting, straining, or going off their food, give your vet a call.
Can dogs have frozen banana as a treat?
Yes, and it's one of our favourite warm weather ideas. Slice a banana and freeze the pieces for a cool, natural treat, or mash a small amount into a lick mat for some enrichment on a hot day. For more ways to use banana in treats, check out our Homemade Summer Recipes, or shop our banana flavoured dog treats!
Bananas are a safe, potassium rich treat for most dogs in small amounts and without the peel. The main thing to watch is the natural sugar content and calories, so portion control matters. Skip the peel, watch portions sizes, and a few slices (fresh or frozen) make a genuinely good occasional treat.
FAQs
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History
Our experts continually monitor the health and wellness space and we update our articles when new information becomes available.
Thu 17 Sep 2026
Written by Dr Gillian Hill BVSc (Hons)Dr Gillian Hill BVSc (Hons)
Veterinarian
Dr. Gillian graduated from the University of Sydney in 2005 with a Bachelor of Veterinary Science. She worked in a number of small animal clinics, before joining the Pet Circle Vet team in 2020. Dr. Gillian has special interests in ultrasonography, surgery and behaviour. Her favourite part of being a vet is being an advocate for the animals. She loves helping owners to make the best, evidence-based decisions for their pets, and seeing the beautiful bond that people have with their fur-babies.
