Longan is a tropical fruit that is growing in popularity around the world. With its sweet, juicy flesh and musky flavors, longan is enjoyed by many people. But can dogs eat longan too? Let’s take a closer look at whether or not longan is safe for dogs.

What is Longan Fruit?

Longan, also known as “dragon’s eye” or “dragon eye fruit”, is a fruit that comes from the longan tree. The longan tree is native to Southern Asia but is now grown in many tropical regions.

Some key facts about longan:

  • Botanically, longan is part of the Sapindaceae family and the Dimocarpus longan genus.
  • Longan trees can grow over 100 feet tall in tropical climates. The tree has thick, leathery leaves and produces small, yellow flowers.
  • The fruit is small, round, and has a tan-colored shell that surrounds the flesh inside. It looks similar to an eyeball, hence the name “dragon’s eye.”
  • The flesh is translucent white with a musky, sweet taste. There is a large black seed in the middle of the flesh.
  • Each fruit is about 1-1.5 inches in diameter. The edible flesh makes up about 40% of that, while the seed takes up the remaining space.
  • Longan is commonly eaten fresh, dried, or canned in syrup. It can be used in soups, drinks, snacks, desserts, and other dishes.

So in summary, longan is a unique tropical fruit with a tan round shell, sweet translucent flesh, and large central seed. Now let’s look at whether it’s safe for dogs to eat.

Is Longan Safe For Dogs?

The good news is that yes, longan fruit is generally safe for dogs to eat.

The longan flesh contains only trace amounts of fat and protein. It does have natural sugars like fructose and sucrose, but not in excessive amounts. This makes it unlikely to cause issues like gastrointestinal upset when consumed in moderation.

Additionally, longan contains some beneficial vitamins and minerals for dogs like vitamin C, potassium, magnesium, and fiber. The water content is also helpful for hydration. These nutrients make it a healthy, nourishing snack.

However, there are a few precautions to keep in mind when feeding longan to dogs:

  • Remove the pit/seed first – The large seed in the middle of longan contains saponin, which can potentially cause vomiting or diarrhea if consumed. Be sure to remove the pit before giving longan flesh to dogs.
  • Avoid added sugars – Some packaged, dried, or processed longan may contain added sugars as a preservative. Stick to fresh longan or products without added sugars.
  • Monitor sugar intake – While longan flesh has natural sugars, too much can cause diarrhea or weight gain. Limit portion sizes based on your dog’s size.
  • Introduce slowly – As with any new food, slowly introduce longan to watch for any signs of allergies or gastrointestinal upset.

Overall, when properly prepared without the seed and fed in moderation, longan fruit is a tasty, nutritious treat for dogs!

Read Also: What Fruits Can Dogs Eat?

Nutritional Value of Longan for Dogs

So what exactly is inside longan that makes it a good snack for dogs? Here is an overview of the nutritional value of fresh longan:

  • Vitamin C – Longan contains good levels vitamin C, an antioxidant that supports immune health. One 100g serving provides over 140% of a dog’s daily vitamin C needs.
  • Potassium – Longan provides potassium, an electrolyte that helps maintain fluid balance. 100g of longan offers around 12% of a dog’s RDA of potassium.
  • Fiber – The flesh and dried longan contain dietary fiber for digestion. Fresh longan has around 5g of fiber per 100g.
  • B Vitamins – Small amounts of B vitamins like folate and B6 help support metabolism. 100g of longan provides 2-6% of the recommended intake for B vitamins.
  • Magnesium – Magnesium helps maintain bone, muscle, and nerve function. Longan offers around 44mg of magnesium per 100g serving.
  • Antioxidants – Longan has polyphenol antioxidants that fight cell damage. These include ellagic acid, corilagin, and gallic acid.
  • Low fat – With less than 1 gram of fat per 100g serving, longan is a lean, low-fat fruit.
  • Water content – Longan flesh is over 80% water, providing hydration.

So while longan doesn’t offer complete nutrition like dog foods, it provides vitamins, minerals, antioxidants, fiber, and water as a healthy supplement when fed in moderation.

Feeding Guidelines and Portions

When introducing longan to your dog for the first time, here are some feeding tips to follow:

For Small Dogs:

  • Start with just a bite-sized piece of flesh to test for tolerance.
  • If tolerated, can feed 1-2 longer segments 2-3 times per week.
  • Limit to no more than 2 tablespoons of fresh longan at a time.
  • Small dogs under 15 lbs should not have more than 2 oz (around 8-10 pieces) per week.

For Medium Dogs:

  • Start with 2-3 bite-sized pieces to test tolerance.
  • If tolerated, can feed 3-4 longer segments 2-3 times per week.
  • Limit to around 1/4 cup fresh longan maximum per day.
  • Medium dogs 15-50 lbs can have 4-6 oz (around 20 pieces) per week.

For Large Dogs:

  • Start with 3-4 bite-sized pieces to test tolerance.
  • If tolerated, can feed 5-6 longer segments 2-3 times per week.
  • Can feed up to 1/2 cup fresh longan 2-3 times a week.
  • Large dogs over 50 lbs can safely consume 6-8 oz (around 30 pieces) per week.

Always supervise your dog when feeding longan to watch for choking hazards from the flesh getting stuck in the throat. Remove any remaining pieces after 10-15 minutes.

Monitor stool consistency when introducing longan. Diarrhea may indicate your dog needs less longan or smaller portions. Adjust amounts accordingly.

Can Dogs Eat Longan?

How to Prepare Longan for Dogs

Preparing fresh longan properly is important when feeding it to dogs. Here are some tips:

  • Rinse thoroughly – Fresh longan should be rinsed under running water to wash away any residues from the shell and flesh. Pat dry with a paper towel.
  • Remove seed – Use a paring knife to cut the longan shell in half along the seam line. Gently pry the shell open. Remove and discard the large seed/pit from the center of the flesh.
  • Cut into pieces – Slice the translucent longan flesh into bite-sized pieces for easy eating. Cut perpendicular across the fruit rather than lengthwise.
  • Avoid additives – Do not add any extra sugar, syrup, salt, spices, or seasonings meant for human consumption. Dogs eat longan plain.
  • Use fresh – For maximum nutrition and flavor, feed dogs fresh longan soon after preparing. Avoid using canned longan packed in sugary syrup.

Following these steps will make fresh longan easy and safe for dogs to enjoy. The flesh pieces can then be served on their own or combined into complete meals, frozen treats, smoothies, or other dog food recipes.

Read More: Which Vegetables Can Dogs Eat?

Potential Benefits of Feeding Longan to Dogs

In addition to nutritional value, longan may provide some additional benefits for dogs when fed in moderation. Here are some of the possible benefits:

  • Supports immunity – The vitamin C and antioxidant content provide immune-supporting effects against disease and infection.
  • Aids digestion – The fiber in the flesh acts as a prebiotic to support digestive health and regular bowel movements.
  • Supports bone health – The calcium, magnesium, and potassium support bone density, strength, and muscle function.
  • Boosts metabolism – B vitamins like folate and B6 help convert food into usable energy.
  • Promotes skin and coat – Vitamin C encourages collagen production for healthy, shiny fur.
  • High moisture content – The flesh provides hydration, especially important for senior dogs or in hot weather.
  • Healthy treat option – Longan offers a naturally sweet, low-fat, high-fiber treat that is nutritious without excess sugar or additives.

While more research is needed, these potential benefits make longan a great addition to a balanced dog diet when fed properly.

Can Dogs Eat Longan?

Possible Risks and Precautions

While longan flesh is safe for dogs when prepared properly and fed in moderation, there are some risks and precautions to be aware of:

  • Choking hazard – The sticky flesh could potentially get lodged in the throat. Always supervise your dog when feeding longan.
  • Allergies – Some dogs may have allergic reactions to longan. Start with a small amount and watch for hives, rashes, or facial swelling.
  • Excess sugar – Too much can cause diarrhea, weight gain, tooth decay, and other issues. Stick to recommended serving sizes.
  • Digestive upset – Any new food could cause vomiting or diarrhea if a dog is sensitive or eats too much. Start slow.
  • Toxic seed – The seed contains saponin and must be removed entirely before feeding longan flesh to dogs.
  • Pesticides – Wash fruit thoroughly to remove any residues if not organic. Dogs are smaller and more sensitive to toxins.

By taking proper precautions, starting slowly, monitoring portions, and supervising your dog, you can safely feed longan and avoid any potential risks. Discontinue use if any concerning symptoms develop.

5 Tips When Feeding Longan to Dogs

To safely incorporate longan into your dog’s diet, keep these top tips in mind:

  1. Introduce longan slowly and watch for any signs of allergies or sensitivity.
  2. Always be sure to fully remove the large seed/pit first, as it contains toxic saponin.
  3. Only feed fresh, ripe longan flesh. Avoid canned products packed in sugary syrup.
  4. Strictly follow the recommended serving sizes based on your dog’s weight. Too much can cause diarrhea.
  5. Offer longan in moderation as the occasional treat, not a daily staple. Variety is important for balanced nutrition.


Longan is a tasty, low-fat, nutritious fruit that offers vitamin C, potassium, fiber, magnesium, and other health benefits when fed to dogs in moderation. By taking basic precautions, removing the toxic seed, watching portions, and introducing slowly, dogs can safely enjoy longan as part of a balanced diet. In small amounts, longan can be a nourishing supplement without the risks of excess sugar, gastrointestinal issues, allergies, and other problems.

Read Also: Brain Training For Dogs Review – Behavior Training For Dogs

Frequently Asked Questions (FAQs)

Still have some questions about feeding longan to dogs? Here are answers to some frequently asked questions:

Is dried longan safe for dogs?

Yes, unsweetened dried longan is safe for dogs in very small amounts. Be sure it has no added sugar. Start with tiny pieces to test for tolerance.

Can dogs eat canned longan in syrup?

No, avoid canned longan packed in sugary syrups. The added sugar has no nutritional value and can cause digestive issues.

What about frozen or freeze-dried longan?

Freeze-dried longan is okay if it only contains the fruit. Frozen longan makes a nice cooling summer treat – just avoid any recipe with extra sugar.

Can puppies eat longan?

Longan is safe for puppies over 12 weeks old. Introduce a tiny amount first and increase portion size slowly as your puppy grows.

How much longan can I feed my dog daily?

It’s best to limit longan to 2-3 times per week at the recommended serving sizes. Too much can lead to loose stools or weight gain.

Are longan leaves and branches safe for dogs?

No, dogs should not chew on or consume any part of the longan plant except the prepared fruit flesh. The leaves and stems contain saponin and may be toxic.