<iframe src="https://www.googletagmanager.com/ns.html?id=GTM-KFNX8D" height="0" width="0" style="display:none;visibility:hidden" title="gtm-frame"></iframe>Can dogs eat cucumber?
03330 30 50 30
Get a quote
My AccountGet a quote
Get a quote

Back to Guides and advice

Can dogs eat cucumber?

Crunchy, hydrating cucumber might seem like a fantastic treat for your dog – but is it safe for them?

Not all human foods are suitable for dogs, so it’s always wise to check first. Some fruits and vegetables can cause gastrointestinal issues while others, including certain nuts, are toxic. So, what about cucumber? Is it safe for dogs, and can puppies enjoy it too? 

Can dogs eat cucumber?

Good news: yes, they can! Cucumbers are a healthy treat for both puppies and adult dogs. They can be a refreshing, nutritious treat for your dog when fed in moderation. With these guidelines, you can safely add a bit of crunch to your dog’s day!

Health benefits of cucumbers for dogs

Cucumbers are packed with goodness. Very low in salt and sugar, and virtually fat-free, this crunchy veg is ideal for dogs watching their waistlines. Plus, at only a few calories per slice, cucumber is perfect as a light, guilt-free treat. 

Made up of 96% water, cucumbers are naturally hydrating – perfect on a hot day. They also contain essential vitamins and minerals that benefit your dog’s health, including:

  • Vitamins K, C, B1, B5, and B6  
  • Molybdenum  
  • Potassium  
  • Manganese  
  • Copper  
  • Biotin  

Remember, your dog should get all the nutrients they need from a quality, complete dog food. If you feed treats like cucumber, they should be occasional extras. Vets and nutritionists advise that treats make up only 10% of your dog’s diet; the remaining 90% should come from their regular food.

How much cucumber can my dog eat?  

While cucumbers are safe for dogs, too much can upset their digestive system. Avoid giving them a whole cucumber, as this may be excessive and lead to an upset stomach. Instead, offer small amounts and chop them into bite-sized pieces to avoid any choking risks. Start with a few pieces, observe how your dog responds, and monitor for any signs of digestive discomfort.

Can puppies eat cucumber?  

Yes, puppies can enjoy cucumber! Many puppies love the crunchy, juicy texture, and it’s reassuring to know it’s safe for them in moderation. When introducing new foods, go slowly to avoid upsetting their sensitive stomachs. Make sure the cucumber is cut into small, manageable pieces to prevent choking. 

Other tips for feeding cucumber to dogs

  • Skip the seasoning: Keep cucumber plain – no salt, spices, or added ingredients, as these can irritate a dog’s stomach.
  • Avoid pickles: Pickled cucumbers contain salt and other preservatives that aren’t suitable for dogs.
  • Monitor for allergies: Although rare, some dogs can have food allergies. Watch for any signs of itching, vomiting, or changes in stool, especially when trying new foods.

FAQs 

About the Author

Adam Jolley is a writer specialising in insurance, personal finance, and pets. He’s worked for Confused.com and Admiral Insurance, and currently writes and edits for an online magazine. His strangest pet was a hissing cockroach. Now, he’s a proud cat dad to Penelope, affectionately known as Nelly.

More articles from Adam Jolley

Share this article:

Previous article

Can dogs eat cheese?

Next article

Can dogs eat grapes?

Related guides and advice



The Royal Kennel Club Limited is an Appointed Representative of Agria Pet Insurance Ltd, who administer the insurance. Agria Pet Insurance is authorised and regulated by the Financial Conduct Authority, Financial Services Register Number 496160. Agria Pet Insurance Ltd is registered and incorporated in England and Wales with registered number 04258783. Registered office: First Floor, Blue Leanie, Walton Street, Aylesbury, Buckinghamshire, HP21 7QW. Agria insurance policies are underwritten by Agria Försäkring who is authorised and regulated by the Prudential Regulatory Authority and Financial Conduct Authority.

For Jersey customers:
Agria Pet Insurance Ltd is regulated by the Jersey Financial Services Commission (JFSC). Ref: 0001498. Registered office: As detailed above.

For Guernsey customers: 
Clegg Gifford Channel Islands Limited is licensed by the Guernsey Financial Services Commission. Ref: 2722221. Registered office: Admiral House, Place Du Commerce, St Peter Port, Guernsey GY1 2AT.

SSL Secure logo