What Fruits Can Koi Fish Eat? (Favorite Fruits)

Koi fish eat foods that are nutritional for their health, and their diet consists of different kinds of foods, such as shrimp, fish foods, algae, plant matter, bugs, etc. But they also eat fruits, and hence it is important to know what fruits can koi fish eat.

Koi fish can eat apples, oranges, bananas, watermelon, cantaloupe, strawberries, and blueberries. These fruits add value to the health of koi fish, and the nutrients present in these fruits are beneficial for them.

Do Koi Like Fruit?

Yes, koi fish enjoy eating fruits. As these are omnivorous, their diet consists of a variety of foods, including algae, plants, worms, fruits, and vegetables.

what fruits can koi fish eat, fruits that koi fish can eat

Fruit is an excellent food to serve your koi due to its essential nutrition. Nutrients, minerals, and vitamins are the main requirement of a fish’s proper metabolism. Human foods that koi fish eat are also one of their favorite foods.

In addition, fruits contribute to disease prevention. Although fruits do not contain all the elements that koi fish require to flourish, they can be a nutritious addition to their diet.

Indeed, some koi keepers feel that feeding their fish fruits can enable them to show off their natural colors.

While koi may not thrive on a diet of fruits and vegetables, they do like the occasional indulgence. Moreover, it is also fun to see your Koi swarm around the fruit, trying to devour it.

Apart from that, make sure to thoroughly wash the fruit before putting it in the water to remove all the toxic chemicals or pesticides.

What Kinds of Fruit Do Koi Eat?

It is possible to feed a koi nearly anything. These include shrimp, fruit, veggies, and anything else that is free of carbohydrates.

Fruits are beneficial to include in the daily diet of fish for health and nutritional reasons. These consist of vitamin A, vitamin C, vitamin B1, vitamin B6, vitamin K, fiber, potassium, iron, and magnesium.

Furthermore, they not only boost metabolism by developing a safe digestive system but also prevent numerous infections.

Fruits of various varieties can be a great addition to a koi’s diet and help keep them healthy and happy.

Koi eat a variety of fruits in their diet, including apples, bananas, oranges, pineapples, blueberries, strawberries, cantaloupe, and watermelon.

If you decide to feed your koi fish fruits, make sure to thoroughly wash them and cut them into small pieces to avoid choking.

Best Fruits To Feed Koi Fish

Feeding them fruits is one of the best ways to diversify the diet of koi fish. They are an excellent way to diversify the fish’s diet.

Choosing the best fruits to feed koi fish is not easy as you have to test many fruits by serving them. The best fruits to add to the diet of koi fish are listed below.


Apple is one of the most popular fruits among koi fish. Furthermore, with a variety of essential nutrients, vitamins, and minerals, it is the ideal support for the growth and development of koi fish.

In apples, vitamin C is the antioxidant that prevents the chances of various deadly diseases from various harmful viruses and germs. Apples contain vitamins B2 and B6, which improve the process of digestion.


Bananas are high in B vitamins and essential minerals, including magnesium, potassium, and fiber.

All these nutrients will provide greater energy to koi fish for swimming all the time. Moreover, their soft texture makes bananas easy to eat and swallow for koi fish.

For serving banana to your koi fish, you need to peel it off first and then cut it into smaller pieces. After that, put tiny pieces of banana in the water.

These will be floating on the surface, which koi fish love to see. But make sure not to serve them in large amounts, as bananas are high in carbohydrates that can cause constipation in your koi fish.


Watermelon is also a favorite treat among koi fish to eat due to its soft and juicy texture. Moreover, it is safe for koi fish to eat and will not harm them if fed in moderate and balanced amounts.

Especially during summer, it is an excellent food for koi to eat in the hot weather due to its high-water content.

In addition, it consists of a good number of essential vitamins, minerals, and fibers. Although, if you are feeding watermelon to koi fish first time, then they might avoid it due to its unfamiliar texture.

But after eating it, they will love its juicy texture. To serve watermelon, you need to peel it off, cut it into small pieces, and remove the seeds. Make sure your koi fish will not eat its seeds by any chance, as seeds can be toxic to them.


Oranges are high in vitamin C, which makes them one of the best fruits to serve to your koi fish.

However, for serving oranges to your koi fish, you can cut them halved or quartered before putting them into the water.

After that, the koi will swim in a line behind the orange to eat orange pulps in the water. Consider that they will only eat the pulp of the orange, not its skin. So, make sure to remove it from the water afterward.


Grapes are an excellent source of vitamins. These are rich in vitamins B and K and make a fantastic treat for koi fish.

Also, it has high water content, making it an ideal diet selection for koi. Koi enjoy eating grapes, but they should be trained about eating this tasty fruit.

Because seeds are difficult to chew, make sure to remove them before serving them to your koi fish.

It is preferable if you can remove the skin of the grapes, and just the pulp is suitable for serving. Though, they will only eat the pulp of it, not its skin.

However, it would be best only to feed your koi fish grapes in moderation. Overfeeding can cause health problems, so follow a regular feeding pattern.


Blueberries are another favorite fruit among koi fish. They are high in nutrients, making them beneficial for koi fish’s health.

Moreover, Blueberries are high in vitamins A, C, and E and antioxidants that can help protect your koi fish from sickness.

Keep in mind that Blueberries should be fed in moderation to your koi fish. Before giving the berries to your koi fish, thoroughly wash them to remove any dangerous chemicals or pesticides.

Can Koi Fish Eat Pineapples?

One of the most often asked questions by many koi fish keepers is whether koi can eat pineapple or not. So, the answer is yet simple. Yes, koi fish can eat pineapple.

If you decide to feed your koi fish pineapple, be sure to wash them to remove any pesticides or chemicals carefully. These toxic compounds can quickly sicken koi fish, who are sensitive creatures.

Is Watermelon Good For Koi?

Yes, watermelon is okay to eat for koi fish. However, watermelon is beneficial for koi fish to eat. It is a great way to ensure that your koi fish are getting all their nutrients.

It is a nutritious and ideal fruit to feed your koi fish, as it is rich in essential nutrients, vitamins, and minerals to maintain koi fish healthily and active.

It significantly reduces the risk of many diseases in koi fish while also giving big support to metabolism by improving the digestive system.

Koi fish enjoy eating watermelon due to its juicy and sweet texture. For serving koi fish, cut it into small pieces to make it easier for them to eat.

Moreover, keep in mind that seeds should be removed not only because they are difficult to digest but also because it is toxic for koi fish to eat.

Can Koi Eat Bananas?

Yes, it is safe for koi fish to eat bananas, and they love to eat them. It is an extremely nutritious and healthy food for koi fish.

Bananas include vital elements required for fish growth, development, and metabolism. These are high in vitamins B6 and C, magnesium, potassium, and antioxidants. Also, vitamin A is necessary for fish health and a perfect immune system.

Magnesium in bananas is necessary for fishbone formation. Bananas are a popular treat among ko fish since they are soft, easy to consume, and digest. To feed a banana, peel it and cut it into bite-sized pieces that koi can readily consume. 

Can Koi Eat Oranges?

Yes, koi fish love to eat orange pulp due to its soft and juicy texture. Also, it is safe for them to eat.

Oranges are beneficial to koi fish, but not daily. Once or twice a week is enough for them to eat.

Due to the presence of carbohydrates in oranges, excessive feeding can create digestive problems. Cut orange segments and drop them immediately into the pond.

Koi will eat the soft interior pulp of oranges while ignoring the skin. Alternatively, peel the orange and place little slices in pond water.

Can Koi Eat Apples?

Yes, apples are one of the fruits that koi fish like to eat. Apples are abundant in fiber, vitamins, nutrients, and minerals, which are incredibly beneficial to fish health.

Vitamin C prevents a variety of infectious viruses and bacteria in koi fish. Also, the digestion of carbohydrates in the body is held by the presence of vitamin B1. Apple is a fantastic diet to feed your koi fish if you serve them in a moderate amount.

Apples are also heavy in calories and sugar, so you should not give them large amounts. Before serving, remove the skin of the apples, slice them into smaller pieces, then simmer or boil them to soften them. Here you go, it is ready to serve your koi fish.


Koi fish can eat fruits such as apples, cantaloupe, grapes, blueberries, bananas, etc. But it would be best to keep in mind that you can not blindly feed them only fruits because they do not primarily feed on fruits only, and you should also serve them other foods.

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