Last updated: December 16, 2024 · 5-minute read
Can Dogs Eat Bananas? The Short Answer
Yes — bananas are safe for dogs in moderation. They're a low-sodium source of potassium, vitamin B6, vitamin C, and fiber. The two cautions: skip the peel (not toxic, but tough on digestion), and cap the portion because bananas are sugar-dense. A 50-lb dog should have no more than about 1–2 small slices (1/4 of a banana) per day; a 20-lb dog about 2–3 thin slices. Below: a serving guide by weight, how bananas compare to other dog-safe fruits, and a five-ingredient recipe.
Key takeaways
- Bananas are safe and nutritious for dogs in moderation.
- Always remove the peel — it's a digestive irritant and choking risk.
- Limit portions because of natural sugar content.
- Frozen banana slices are a great hot-weather treat or Kong filling.
- Avoid banana bread or banana muffins — they often contain xylitol, raisins, chocolate, or excess sugar.
How Much Banana Can My Dog Have?
Treats — fruit included — should stay under 10% of your dog's daily calorie intake. One medium banana is about 105 kcal.
| Dog size | Weight | Safe banana serving |
|---|---|---|
| Toy / Small | Under 10 lb | 1–2 thin slices |
| Small | 10–20 lb | 2–3 thin slices |
| Medium | 20–50 lb | 1/8 to 1/4 banana |
| Large | 50–90 lb | 1/4 to 1/3 banana |
| Giant | 90+ lb | 1/3 to 1/2 banana |
What Are the Benefits of Bananas for Dogs?
- Potassium: supports muscle and nerve function.
- Vitamin B6: supports brain and immune function.
- Vitamin C: mild immune support.
- Fiber: supports digestion (in moderation).
- Magnesium: supports bone health.
- Soft texture: easy for puppies and seniors with dental issues to eat.
What Are the Risks of Bananas for Dogs?
- Sugar load. Bananas are higher in natural sugar than berries. Diabetic or overweight dogs should skip them or have only tiny amounts.
- The peel. Not toxic but fibrous and hard to digest; risk of GI upset or blockage in small dogs.
- Constipation. Too much banana, especially unripe, can be constipating.
- Allergies. Rare, but possible. Watch for itching, vomiting, or diarrhea after a first taste.
- Banana baked goods. Banana bread and muffins often contain raisins, chocolate, walnuts, macadamia nuts, or xylitol — all toxic to dogs. Never share.
How Do Bananas Compare to Other Dog-Safe Fruits?
| Fruit | Best for | Watch for |
|---|---|---|
| Banana | Potassium, soft texture, Kong filling | Sugar; remove peel |
| Blueberries | Antioxidants; low calorie | Choking risk for tiny dogs (cut in half) |
| Apple (no core/seeds) | Fiber; crunch | Seeds contain cyanide; always core |
| Watermelon (seedless) | Hydration; hot weather | Remove seeds and rind |
| Strawberries | Vitamin C; antioxidants | Sugar; serve fresh, not frozen for small dogs |
| Avoid: grapes, raisins, cherries, avocado | — | Toxic to dogs |
Easy Ways to Serve Bananas
- Plain slices. Fresh, peeled, sliced. Refrigerate any extra in an airtight container.
- Frozen Kong filling. Mash a slice of banana with a teaspoon of xylitol-free peanut butter, stuff into a Kong, freeze. Long-lasting summer treat.
- Mashed topper. A small spoonful over kibble can encourage a picky eater.
- Frozen slices. Quick, no-prep hot-weather snack.
- Homemade banana treats. Recipe below.
Looking for an Everyday Treat Instead?
Banana is best as an occasional treat, not a daily snack — the sugar adds up. For everyday chewing, single-ingredient meat chews are a better fit. They're fully digestible, no added sugar, no chemicals, and they give your dog something to work on for longer:
- 6" Standard Bully Sticks — the classic single-ingredient chew.
- Cow Ears — light, crunchy, lower-calorie.
- Beef Trachea Tubes — natural glucosamine source. Can be stuffed with mashed banana and frozen.
- Full natural-chew collection.
Everything BSC sells is 100% natural, 100% real meat, fully digestible, and 100% high-quality guaranteed.
Homemade Banana & Oat Dog Treats
A five-ingredient recipe using ripe banana, oat flour, applesauce, and a touch of peanut butter. No added sugar, no honey, no xylitol.
Banana & Oat Dog Treats
Yields: About 24 treats · Prep: 10 minutes · Bake: 20–25 minutes · Total: 35 minutes
Ingredients
- 1 ripe banana, mashed
- 1 1/2 cups oat flour (or rolled oats blitzed in a food processor)
- 1/4 cup oats
- 1/3 cup unsweetened applesauce
- 2 tablespoons xylitol-free peanut butter (optional)
Instructions
- Preheat the oven. Set it to 350°F (175°C). Line a baking sheet with parchment paper.
- Mash the banana. Mash the banana in a large bowl until smooth.
- Mix the dough. Add the oat flour, oats, applesauce, and peanut butter. Mix until a soft dough forms. If too sticky, add a tablespoon more oat flour.
- Roll and cut. Roll the dough out to 1/4-inch thickness on a lightly oat-floured surface. Cut with a small cookie cutter sized for your dog.
- Bake. Place on the lined baking sheet and bake 20–25 minutes, until golden brown and firm.
- Cool and store. Cool completely on a wire rack. Store in an airtight container for up to 1 week, or freeze for up to 3 months.
Approximate calories per treat: 30 kcal.
Related reading
- Dental Treats for Dogs with Sensitive Stomachs — soft-texture treats for senior dogs or dogs with dental issues.
- Valentine's Day Treats for Dogs — banana works as a swap in the heart-shaped treat recipe.
Frequently Asked Questions
Are bananas safe for puppies?
Yes, in very small amounts. A thin slice for puppies over 12 weeks is fine. Skip if the puppy has had any GI upset recently.
Can dogs eat banana peels?
The peel isn't toxic but it's fibrous and hard to digest. Small dogs in particular can have GI upset or even partial obstruction. Always remove the peel.
Can dogs eat frozen bananas?
Yes. Frozen banana slices are a great hot-weather treat. Watch small dogs for choking on hard pieces — cut to size.
Can dogs eat banana bread?
No. Most banana bread recipes contain walnuts, raisins, chocolate, or excess sugar — any of which can be toxic to dogs. Some "sugar-free" recipes use xylitol, which is fatal to dogs in small amounts.
Can diabetic dogs eat bananas?
Generally no, or only in very tiny amounts. Bananas are sugar-dense. Talk to your vet about whether occasional bites are safe for your dog's specific glucose management.
How often can my dog have banana?
A few times a week, in the portion sizes above. Daily is fine in tiny amounts but adds up in sugar and calories.
Are bananas good for an upset stomach?
Sometimes — the soluble fiber and potassium can help replace what's lost during mild diarrhea. But too much banana can cause constipation, so a single small slice is usually enough.
Are banana chips safe for dogs?
Store-bought banana chips often contain added sugar and oil. Skip them, or use plain dehydrated banana slices with no additives.
About the author
Preston Smith is the co-founder of Bully Sticks Central. He started BSC because he couldn't find single-ingredient, fully digestible chews he trusted to give his own dogs — no rawhide, no chemicals, no mystery ingredients. He writes about dog nutrition, safe chews, and the practical side of feeding dogs well. Read more about Preston →
This post was last updated at June 6, 2026 20:39
