Can Dogs Eat Cucumber? Here’s Everything You Want to Know

Can Dogs Eat Cucumber

Owning a dog comes with a responsibility. Dog parents must ensure that whatever their pets eat is healthy and safe. Most human foods are tempting for dogs, but pet parents know how devastating human food can be for dogs. It’s good to double-check the food before offering it to your pet. So is cucumber safe for the dog to eat?

Happily, yes! Dogs can munch cucumber in moderation. Sliced raw cucumber makes an ideal treat for dogs on hot summer days. These veggies are full of hydrating water (96%) and essential vitamins (vitamin C, K, B1, B5, & B6), and minerals (potassium, manganese, calcium, iron & zinc). A ripe cucumber’s juicy, crunchy texture can be as satisfying for dogs as a biscuit/shop-bought treat. But high quantities of this veggie can cause digestive problems. As with other human foods, consult your vet before feeding cucumber to your dog.

This article includes everything you should know, like the health benefits and potential dangers of feeding cucumbers; is it okay to feed cucumbers to puppies and diabetic and obese dogs? Is feeding dog pickled cucumbers okay? So let’s dive into details.

How Is Cucumber Healthy for My Dog?

Yes, fresh cucumbers are a healthy treat for dogs. Its high water content, low calorie, and high nutritional value give it an edge over other human foods (high in sugar and fat). Dogs eat cucumbers delightedly because they are juicy, crunchy, and have a mild flavor. All these things make cucumbers a superior alternative to other commercial dog treats having artificial flavors & additives.

Let’s explore some health that cucumbers offer to dogs. 


Cucumbers contain 96% water which makes their hydration properties very high. It will keep your dog hydrated on a hot summer day.


Most of the soluble fiber comes from the rind or skin of the cucumber. It soaks up water in the digestive system and assists in the food’s movement through your pet’s digestive tract. It also improves stool quality. Cucumber helps to relieve constipation.


The calorie content of cucumber is relatively low (eight calories in a half-cup). So offering cucumber will not make your dog obese.


Essential vitamins are also part of the cucumber. Cucumber treats can provide your pet with all the necessary vitamins to promote health. These vitamins include:

Vitamin C

Vitamin C is a powerful antioxidant that eradicates all the free-radical molecules that can harm cells. It also strengthens the immune system of your dog. Vitamin C also helps in:

  • Reducing inflammation
  • Fighting some cancer cells
  • Reducing cognitive aging

Vitamin B6

Vitamin B6 delivers many health benefits to dogs. It supports:

  • Red blood cells generation
  • Nervous system functioning
  • Immune response
  • Hormone regulation

Vitamin B5

Vitamin B5 helps with energy production in dogs.

Vitamin B1

Vitamin B1 in dogs regulates:

  • Energy production
  • Carbohydrate metabolism

Vitamin K

Vitamin k in cucumber aids in blood clotting and coagulation.


Minerals are also essential for your dog’s healthy growth. Cucumber can supplement your dog with minerals like:

Calcium, Zinc, & Iron

In cucumber, calcium, zinc & iron are present in trace amounts. These minerals are beneficial in:

  • Growth and integrity
  • Support immune system function


Manganese is also present in small amounts, and this micro mineral helps in:

  • Metabolizing fatty acids and proteins
  • Bone maintenance
  • Also supports energy production & role of ligament


Potassium is necessary for the proper functioning of different body organs. This mineral is essential for regulating:

  • Proper functioning of dog’s kidney
  • Efficient heart functioning
  • Muscle function
  • Healthy digestive system


Molybdenum is required in a small amount for normal cell function. Furthermore, it metabolizes carbohydrates & protects your dog against excess copper.

Can Feeding Cucumbers Be Dangerous for Dogs?

It’s scientifically proven dog food that fulfills your dog’s nutritional requirements. Treats supplement your dog’s diet. Feeding cucumber comes with only a few health risks. Keep a close eye on your dog’s behavior while offering him the new treat. The skin and seeds of cucumber aren’t toxic, but they cause a few issues to your dog like:

  • Commercially bought fresh cucumber have added waxes on skin. Wash cucumber with water to remove waxes so your dog can safely devour it.
  • The high fiber and water content in cucumber can lead to gastrointestinal issues like diarrhea or gas problems. It only happens if your dog overeats cucumber.
  • Dogs with sensitive stomachs may suffer from tummy aches when they eat cucumber for the first time or when they overeat.
  • If your pet has consumed a dairy product like milk before eating a cucumber, your pet may mourn from stomach upset or tummy ache.
  • Most dogs don’t show intolerance or any reaction to this tasty treat. But some dogs show allergic reactions to this veggie, like rash, itching, diarrhea, etc.

I always recommend pet parents talk with their vet before offering any new food to their dog.

How Many Cucumbers Can Dog Eat?

Most vets suggest that all treats, including raw vegetables and fruits, should make up to 10 % of your pet’s diet’s calories (or less). It conveys your Papillon can eat a slender cucumber spear while your German shepherd can eat a big scoop of frozen cucumber chunks on a hot afternoon.

Can A Dog Eat Pickled Cucumber?

No, you have to avoid feeding your furball Pickled cucumbers because these contain human ingredients that are harmful or not suitable for your pet. Pickled cucumbers are fermented and contain:

  • High salt content
  • Garlic
  • Spices
  • Onions

All these ingredients are toxic for dogs; it’s most reasonable to keep cucumber plain while serving it to your dog. Prefer steamed, fresh, dehydrated, or frozen cucumber while treating your dog.

Can Puppies Eat Cucumber?

Yes, puppies can enjoy cucumber treats. When they are grown enough to eat solid food, ensure to consult a vet first. After getting a green signal, serve only small bite-sized pieces to avoid choking hazards. It will be easy for puppies to eat small portions. Be careful with the quantity of cucumber you feed. Too much cucumber can cause an allergic reaction (rash, itching) or stomach upset in puppies. Call your veterinarian for help if you notice any unusual symptoms like:

  • Vomiting
  • Lethargy
  • Wheezing
  • Diarrhea

Can Diabetic Dogs Eat Cucumber?

Yes, cucumber is very low on sugar. Studies have proven that cucumber helps fight diabetes in dogs because they lack starch. In dogs, starch turns into sugar. But cucumber, devoid of starch, can help regulate blood sugar levels and insulin.

Fresh cucumber is only 1% sugar by weight. One cup of minced cucumbers has only about:

  • 1 gram of sugar.
  • 1 gram of dietary fiber.
  • 16 calories.

It makes cucumber an excellent treatment option for your furry friend who has diabetes or is on a reduced-calorie diet.

Can Obese/Overweight Dogs Eat Cucumber?

Yes! The high water content and low calories make this veggie an ideal choice as an afternoon snack or training treat for dogs susceptible to obesity or overeating. Make sure to offer tiny amounts initially to see if your dog can tolerate it. For an obese dog, exercise & balanced diet is the best remedy. But offering cucumber may help to satisfy your dog’s desire for treats (without contributing to obesity).

How to Prepare and Serve Cucumber to Dogs?

If your vet has allowed you to give your pet cucumber treats, here is how to prepare and serve this treat safely.

  • First thing first, always wash the whole cucumber before serving it to your dog. Remove the peel & seeds.
  • Chop the cucumber into tiny edible pieces (to avoid any internal blockage or chocking)
  • Offer cucumber plain, without any seasoning (salt, spices, etc.).
  • Feed your dog cucumber in moderation, and feed them a few slices on odd occasions.
  • Freeze spears or chunks of peeled cucumber for serving your teething dog (meeting its hydration and chewing needs).
  • You can also top your dog’s regular food with small cucumber pieces for a refreshing meal.

Ways to Make Cucumber Treat More Delicious

Here are a few ways to make your dog’s cucumber treat more delicious and healthy.

  • For a chewy snack, you can dehydrate cucumber spears. The hydration features are gone, but the nutrients remain intact.
  • For a healthy dog-friendly salad side dish, you can combine chopped, peeled cucumber with chunks of celery, pear, strawberries, apple, pineapple, cantaloupe, and other healthy fruits and vegetables.
  • You can cut the cucumber into rounds & remove the soft seedy center. Now stuff cucumber slices with cream cheese or peanut butter to make the treat tasty.

Go Ahead & Share A Cucumber Slice with Your Dog

I hope my little effort has guided you enough to take a good decision. Cucumber treats will make an excellent addition to your dog’s diet. If you ensure the amount consumed is only 10% of your furbaby’s diet, there is nothing to worry about. Cucumbers not only add some healthy nutrients to a dog’s diet but also help with diabetes, stomach, and obesity issues. On a scorching summer day, cucumber will provide the necessary hydration to your dog. Again, consulting your dog’s vet is the best way to add new treats to your dog’s diet.

Does your fluffball like eating cucumber? Have you any better idea to make this treat more delicious? Let’s share your experiences below. Take care!

Simon Wilson

Simon Wilson

I'm Simon Wilson, and I love beagles. I've been living with and owning beagles for over 15 years now, and during that time I've learned a lot about myself and the beagles. I love to write about my beagle experiences, and I hope that by sharing my experiences, others may find use in my learnings and experiences. Read more about Simon Wilson