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Pet Health
· Updated March 11, 2026· 4 min read

Are Blueberries Good for Dogs? Benefits, Safety, and Serving Size

✓ Vet-Reviewed Content
Vetnique Team
Written by Vetnique Team
Dr. James Bascharon
Reviewed by Dr. James Bascharon, DVMGeneral Practice
Last medically reviewed: March 11, 2026
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- Blueberries are safe and beneficial for dogs — they are low in calories and fat, high in fiber, and packed with vitamins, minerals, and antioxidants
- Blueberries contain 85 percent water content, providing additional hydration benefits alongside their nutritional value
- Key nutrients in blueberries include antioxidants (which help combat oxidative stress and are especially beneficial for older dogs), Vitamin C (which supports immune function), Vitamin K (which supports blood and bone health), and fiber (which aids digestion and supports gut health)
- Serving size depends on dog size — as a general guideline, small breeds can have 1 to 3 blueberries as a treat, medium dogs about 4 to 6, and larger dogs 8 to 10, with treats including blueberries not exceeding 10 percent of daily calorie intake
- For smaller dogs, consider mashing or chopping blueberries to reduce choking risk, or offer them frozen as a refreshing treat
- Never give dogs blueberries in canned, sugared, or syrup-packed forms — these contain high sugar levels and may include harmful additives such as preservatives and xylitol, which can be fatal for dogs

Blueberries are one of the most nutrient-dense fruits available, and the good news is that they are safe — and beneficial — for dogs as well. Here is what you need to know about the health benefits of blueberries for dogs, how many to give, and what to watch out for.

Close-up of a dog's nose poking out of a pile of blueberries

Are Blueberries Good for Dogs?

Yes — blueberries are not only safe for dogs but also offer a range of health benefits. They are low in calories and fat, making them a practical treat option for dogs on a calorie-controlled diet. Blueberries are also packed with vitamins, minerals, and fiber.

The main safety concern with blueberries is their small size, which can present a choking risk for very small dogs. To reduce this risk, consider mashing or chopping blueberries for smaller breeds, or offering them frozen as a cool, refreshing treat. As long as portion sizes are appropriate and your dog's specific dietary needs are considered, blueberries are a safe and healthy snack.

Health Benefits of Blueberries for Dogs

Blueberries have an 85 percent water content, which provides additional hydration benefits alongside their nutritional value.

They are rich in antioxidants, which help combat oxidative stress and support overall health. Antioxidants are particularly beneficial for older dogs or those dealing with age-related conditions.

Blueberries are also a good source of Vitamin C, which plays a key role in immune function and can help strengthen your dog's ability to resist illness. Vitamin K, also found in blueberries, supports blood and bone health.

The fiber content in blueberries aids digestion and promotes a healthy gut. For dogs with digestive sensitivities or occasional digestive upset, a few blueberries can be a helpful dietary addition.

What Forms of Blueberries to Avoid

Never give your dog blueberries in canned, sugared, or syrup-packed forms. These products contain high sugar levels and may include harmful additives such as preservatives and xylitol. Xylitol is extremely toxic to dogs and can be fatal. Only offer fresh, frozen, or plain blueberries with no added ingredients.

How Many Blueberries Can I Give My Dog?

Serving size depends on your dog's size and dietary requirements. As a general guideline, small breeds can have 1 to 3 blueberries as a treat, medium dogs about 4 to 6, and larger dogs 8 to 10.

Treats — including blueberries — should not exceed 10 percent of your dog's daily calorie intake. Consuming excessive amounts of blueberries can lead to digestive upset or diarrhea, so it is best to limit portions to a few at a time and introduce them gradually if your dog has not had them before.

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DR. JAMES BASCHARON SAYS
"Avoid giving your pet blueberries that come in canned, sugared, or syrup-packed forms. These tend to contain high sugar levels and may include harmful additives such as preservatives and xylitol, which can be fatal for dogs."
— Dr. James Bascharon, DVM , General Practice
Breeds commonly affected
Most at risk

Frequently Asked Questions

Are blueberries good for dogs?

Yes. Blueberries are safe and offer a range of health benefits for dogs. They are low in calories and fat, high in fiber, and rich in antioxidants, Vitamin C, Vitamin K, and minerals. Their 85 percent water content also provides additional hydration benefits. As long as they are fed in moderation and in appropriate portions, blueberries are an excellent treat option for dogs.

How many blueberries can I give my dog?

Serving size depends on your dog's size. As a general guideline, small breeds can have 1 to 3 blueberries as a treat, medium dogs about 4 to 6, and larger dogs 8 to 10. Treats — including blueberries — should not exceed 10 percent of your dog's daily calorie intake. Excessive amounts can lead to digestive upset or diarrhea.

What are the health benefits of blueberries for dogs?

Blueberries are rich in antioxidants, which help combat oxidative stress and are particularly beneficial for older dogs or those with age-related issues. They contain Vitamin C, which supports immune function and helps dogs resist illness. Vitamin K supports blood and bone health. The fiber content aids digestion and promotes a healthy gut. Their high water content (85 percent) also contributes to hydration.

Can blueberries be a choking hazard for dogs?

While blueberries are small, they can pose a choking risk for very small dogs. To ensure safety, consider mashing or chopping blueberries for smaller dogs. Frozen blueberries can also be offered as a cool, refreshing treat, though the same size considerations apply. Always supervise your dog when introducing any new treat.

Are there any forms of blueberries dogs should not eat?

Yes. Dogs should never be given blueberries in canned, sugared, or syrup-packed forms. These products contain high sugar levels and may include harmful additives such as preservatives and xylitol. Xylitol is extremely toxic and can be fatal for dogs. Only fresh, frozen, or plain blueberries without any added ingredients should be offered.

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Veterinary Disclaimer

This article was reviewed by Dr. James Bascharon, DVM.Vetnique Labs was founded by Dr. James Bascharon, DVM, and all content is reviewed by our Vet Advisory Board. This information is not a substitute for professional veterinary advice. Always consult your veterinarian.

Vetnique Team
About the Author

Vetnique Team

The pet health and wellness team at Vetnique. Backed by veterinary science and dedicated to helping pet parents keep their dogs and cats happy and healthy.

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