Cucumbers are an excellent snack for humans, but what about our furry friends? Our dogs have susceptible digestive systems, and some foods that we can eat may be harmful to them. This article will answer the question “Can Dogs Eat Cucumber?”

Yes, dogs can safely eat cucumbers along with the skin. Cucumbers are a great source of healthy nutrients such as vitamin C, B, K, copper, phosphorus, potassium and magnesium. Cucumbers are also low in calories, making them a perfect snack for dogs alongside their daily balanced food.

Did you know? Cucumber is actually a fruit because they contain tiny seeds in the middle and grow from the flower of the cucumber plant.

A cucumber plant, with cucumbers on and the yellow flowers of a cucumber
The cucumber plant

Health Benefits of Cucumber

Cucumbers are a great source of vitamin B, C, K and minerals like copper, phosphorus, potassium, and magnesium are essential to maintaining good health. They also contain fibre and antioxidants that prevent cancerous cells from growing in the body. 

The benefits of cucumber for dogs are endless! Not only are they loaded with vitamin-rich properties they also are a low-calorie snack, great for dogs breeds such as Dachshunds that are prone to gaining weight. Another great benefit is that they have hydrating properties.

Top Three Reasons to Give Dogs Cucumber

  • Hydration
  • Aid Weight loss
  • Vitamin-rich properties

Recommended Amount

Like any food or treats, you should treat your dog with cucumbers in moderation. Lucky for us humans and our canine companions alike, this tasty snack can provide an added perk without the worry of putting on weight or falling ill.

For instance, a medium-sized dog such as a Jack Russell could have a 3-cm long size cut into small slices. If your dog is a smaller breed like a Chihuahua, you should only provide them with 2-cm long, also cut into small pieces. 

Cutting the cucumber into small pieces will prevent any choking hazards. 

Size of DogAmountFrequency
Large6 cmEvery other day
Medium3 cmEvery other day
Small2 cmEvery other day

Before Serving

Before serving cucumber to your dog, you must wash it and make sure it’s not spoiled.

To prevent your dog from choking, always cut food down to a manageable size. The size is essential for small dogs or ones that wolf down their meals! Feeding a whole cucumber would not be advisable, as it may cause problems with digestion.

What happens if my dog overeats cucumber?

Lucky for us dog owners, dogs can eat a good-sized amount before any health problems can arise. In most cases, there won’t be any severe damage. However, extreme amounts can cause gastrointestinal in a dog, which includes vomiting and diarrhoea.

If your dog shows severe symptoms, you must speak to a veterinarian.

Do all dogs like cucumbers?

Not all dogs like to eat cucumber; however, you will soon find out if it’s a hit or a miss by trying them with a slice.

Chihuahua named Errol eating cucumber.

Can dogs eat frozen cucumber?

Yes, dogs can eat frozen cucumber slices. However, you will need to freeze them properly to avoid frostbite. 

How to freeze cucumbers?

To freeze cucumbers to avoid frostbite:

  1. Slice them and put the slices on a baking sheet lined with parchment paper. 
  2. Pop this into your freezer for 3-4 hours until it’s frozen solid.
  3. Then put these in another ziplock bag labelled “cucumber” before throwing them back in the freezer for the final freeze!

Can dogs eat pickled cucumber?

No, don’t give your dog pickled cucumber. Cucumbers, when pickled, contain salt-water brine along with vinegar and other spices and seasoning, such as salt, onions, garlic, and sugar. All of these ingredients are toxic to dogs and can cause serious health issues. 


Cucumbers offer many safety benefits to dogs and can be an excellent swap for high-calorie shop brought treats. Dog’s can enjoy them frozen, but never give them pickled cucumbers. Keep them plain and unspoiled. It would be best to keep in mind that moderation is vital as it can also create stomach problems when eaten in extreme excess quantities. 

If you have a hamster, these little rodents also can enjoy a slice of cucumber.

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