Can Guinea Pigs Eat Blueberries? (The 5 Benefits of Blueberry)

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Watching guinea pigs while they eat different types of fruit tells a lot about their nature. Being herbivores, your cavies enjoy different fruits and vegetables, especially the fresh and sweet ones.

Maybe you’re wondering, “can guinea pigs eat blueberries?”

Yes, guinea pigs can eat blueberries because they are not only sweet but packed with vitamin C and other nutrients.

Nevertheless, your guinea pigs should be served only a small quantity of blueberries due to their high sugar content. Moreover, the fruit contains natural acid and should be eaten in moderation.

Getting the right information about feeding your guinea pigs with blueberries is very important.

Follow through this article to know the benefits of blueberries, risks to consider, how to prepare the fruit, and more. 

Let’s move on!

Can Guinea Pigs Eat the Whole Blueberry?

No, your guinea pigs cannot eat the whole blueberry because while some parts are good for their health, others are not. To prevent your cavies from experiencing digestive problems, you need to feed them only the healthy parts.

This lead to the following questions:

Can Guinea Pigs Eat Blueberry Leaves?

Yes, your cavies can eat blueberry leaves because it is tasty and has a moderate amount of sugar.

Also, the leaves contain more antioxidants compared to the fruit, and low calories. The blueberry leaves are perfect for your little pets as they contain the right amount of nutrients and are also sweet.

Can Guinea Pigs Eat Blueberry Stems?

Yes, guinea pigs can eat blueberry stems because they are moderately soft and easy to eat. Besides, the stems will keep their mouth busy thereby preventing constant teeth growth.

As you know, guinea pigs’ teeth grow continuously and can cause injury and infection in their mouth when not put in check.

Try feeding your cavies with only a small part of the blueberry stem at a time to prevent choking. Guinea pigs enjoy the blueberry stems and love snacking on them.

Can Guinea Pigs Eat Blueberry Branches?

Blueberry Branches - Food for Guinea Pigs

Yes, guinea pigs can eat blueberry branches as they help wear down the growth of their teeth.

Just like the blueberry stems, guinea pigs love eating the fruit branches as it keeps their teeth healthy. All you have to do is wash the branches very well before feeding them with it. 

Can Blueberries Be Poisonous To Guinea Pigs?

Yes, blueberries can cause health problems in your cavies if care is not taken.

For example, if you feed your small pets blueberries without washing them, it may be poisonous to their health. There’s a chance that the fruit may contain pesticides and without washing it very well, digestive issues may happen.

Other times, overfeeding your guinea pigs with blueberries can make it poisonous for them. They have a sensitive and small body that can only process little food at a time.

However, if you give them too many blueberries, it may cause serious problems like diarrhea, vomiting, or even diabetes. 

Read Also: Are Guinea Pigs Nocturnal Animals?

Health Benefits of Blueberries to Guinea Pigs

Apart from being the perfect treat and great snacks for your guinea pigs, blueberries contain a lot of nutrients.

Feeding your guinea pigs a small amount of fruit is important to their general health. Moreover, you’ll be free from taking them to the vet doctor all the time. 

That said, let’s take a look at the health benefits of blueberries to guinea pigs.

Rich in Antioxidants

With the moderate amount of anthocyanins in blueberries, your guinea pigs will hardly experience serious diseases.

Anthocyanins, being an antioxidant, help to remove free radicals from the body thereby preventing diseases and cell damage.

It would be best if you start including blueberries in your cavies’ diet from now on. 

Contains Low Calories

Regardless of the high sugar content in blueberries, they contain low calories. That’s a healthy choice for guinea pigs because diets low in calories prevent indigestion and stomach pain.

Since blueberries also contain fiber, in addition to low calories, they contribute to healthy digestive health in your cavies. 

Good Source of Vitamin C

Like most berries, blueberries have a high amount of vitamin C which is very important to your guinea pigs’ overall health.

Vitamin C in your cavies’ diet allows fast healing of wounds and prevention of diseases.

One major reason your guinea pigs should always get vitamin C is to prevent scurvy – a very serious disease caused by vitamin C deficiency. 

Moreover, your little pets cannot produce this vitamin by themselves but need to depend on external sources to get it.

Being a good source of vitamin C, include blueberries in your guinea pigs’ diet, only in moderation.

Regulates Blood Pressure

Studies have shown that blueberries are useful for maintaining blood pressure in both humans and animals.

This means while feeding your guinea pigs blueberries, you are indirectly preventing high blood pressure increasing their life span.

Rich in Calcium

Besides the other nutrients in blueberries, they also contain a moderate amount of calcium.

As you know, calcium builds strong bones and teeth in your tiny pets. But be careful about how you feed them the fruit because too much calcium can cause kidney stones.

Read Also: Do Guinea Pigs Like To Be Held and Petted?

Risk To Consider When Feeding Blueberries To Your Guinea Pigs

Regardless of the health benefits of blueberries, there are certain things you should avoid. As you know, in life, whatever has an advantage always has disadvantages.

Let’s take a look at the health problems your guinea pigs may likely experience while eating blueberries.

Mouth Sore

Guinea Pig with a Mouth Sore

There are natural acids in blueberries that, when taken too much, can cause mouth sore in your guinea pigs.

Not only do guinea pigs have a sensitive stomach, but they also have a sensitive mouth. While feeding them blueberries, remember that moderation is the key to gaining its benefits.

Digestive Problems

Due to the dietary fiber in blueberries, your guinea pigs can have digestive problems after eating too much of it.

Sure, fiber allows easy digestion of food and bowel movement but can cause diarrhea, stomach pain, and gas when in excess.

Since your guinea pigs have a small and sensitive stomach, they tend to react quickly to high sugar.

While your cavies will want to have more blueberries because of their sweetness, do not grant their wishes.

At the end of the day, you won’t like their body reaction while they experience stomach pain, vomiting, or bloating. 

Risk of Obesity and Diabetes

Too much sugar in your guinea pig’s body system should be prevented by all means. Like humans, your guinea pigs can develop obesity from being overweight.

In addition, they can have diabetes when you feed them with too many blueberries or rather, sugar. 

Watching your cavies going through these two health challenges can be troubling.

That’s why prevention, by being careful with the number of blueberries you feed them, is cheaper, safer, and healthier.

Read Also: Are Guinea Pigs Rodents?

How Do You Prepare Blueberries For Guinea Pigs?

While you consider including blueberries in your guinea pigs’ diet, keep in mind that preparing the fruits is also important. 

Not only will your cavies enjoy the fruit diet, but they will gain the necessary nutrients from it. Besides that, your guinea pigs will not be at risk of digestive problems.

Without further ado, these are the steps to preparing blueberries for your guinea pigs;

Preparing Blueberries for Guinea Pigs

Step 1: Choose fresh and ripe blueberries only. An unripe or overripe blueberry can cause stomach problems in your guinea pigs.

Step 2: Carefully wash the blueberries under a running tap to remove all traces of pesticides and dirt. Not doing this can expose your cavies to the risk of food poisoning.

Step 3: Serve the little pets the blueberries, only in moderation, to prevent overfeeding.

Step 4: Remove the leftover blueberry from the cage as it may attract flies thereby causing a bacterial infection.

Take Note!

  • While some guinea pigs may not experience unpleasant symptoms after eating blueberries, others may have allergic reactions.
  • If you notice signs of discomfort in your guinea pigs after feeding them blueberries, stop serving the fruit.
  • Call the vet doctor in the case of an emergency, and give the pets enough water while waiting for treatment.

Can You Feed Guinea Pigs Processed Blueberries?

No, guinea pigs cannot eat processed blueberries because of their nature as herbivores.

Eating processed blueberries can cause digestive problems in your little pets. They can only digest fresh fruits and vegetables, like other plant-eaters.

There are different ways of serving blueberries, just like tomatoes, oranges, and other fruits.

Therefore it is important that you know the types of blueberries they can eat and the ones to avoid. This way, you’ll be able to feed your cavies something new while they gain the same nutrients. 

Can Guinea Pigs Eat Blueberry Muffins?

Blueberry Muffin - Not a Food for Guinea Pigs

No, your guinea pigs cannot eat blue muffins because they are herbivores and shouldn’t be fed cooked diets.

Due to their nature, guinea pigs can only digest fruits and vegetables, especially ripe and fresh ones. Including cooked food in their diet can cause a lot of health problems such as diarrhea, vomiting, and more.

Can Guinea Pigs Eat Dried Blueberries?

No, do not feed your cavies dried blueberries because, unlike the fresh ones, they contain more sugar.

And too much sugar in your tiny pets’ diet can cause a lot of health challenges.

Besides, there’s always a chance that the dried blueberries contain different ingredients that your guinea pigs shouldn’t eat.

Can Guinea Pigs Eat Frozen Blueberries?

No, guinea pigs cannot eat frozen blueberries unless they are first defrosted. Being small creatures, guinea pigs have tiny teeth that can easily get injured when they eat a hard diet.

Apart from that, frozen blueberries tend to cause stomach upset in your little pets.

Consider feeding your cavies fresh blueberries only because it is soft and nutritious than the frozen ones. 

Read Also: Do Guinea Pigs Bite?

Are There Other Types of Berries You Can Feed Your Guinea Pigs?

Yes, there are other healthy berries your guinea pigs can eat. Here are some of them;


Your cavies can eat elderberries because it contains vitamin C, phosphorus, calcium, and other nutrients. However, it also contains natural acid, which can cause mouth sores, when eaten in excess.


these berries are packed with a lot of essential nutrients such as fiber, vitamin C, and manganese. But unlike the other berries, cranberries have a sour and bitter taste. Fortunately, some guinea pigs love snacking on it.


Like the other berries, blackberries are filled with fiber, vitamin A, vitamin K, manganese, vitamin C, and more.

Moreover, your guinea pigs can eat the blackberry seeds without having health problems. Once in a while, serve your cavies blackberry, like a treat.


Strawberry - a Blueberry Alternative for Guinea Pig food

Guinea pigs enjoy eating strawberries majorly because of their sweetness. Also, strawberries contain a lot of nutrients, including vitamin C, which are useful for their general health and well-being.

Keep in mind that, just like blueberries, strawberries should be served in small quantities because of their high sugar content.

Read Also: Are Guinea Pigs Herbivores?

Blueberry Alternatives – List of Other Fruits To Feed Your Cavies

Apart from blueberries, below are the other types of fruits you can feed your guinea pigs;

CranberriesGrapesTomatoesMelon (All types)Nectarine
PlumsRaspberry OrangesBlackberryWatermelon

How Many Blueberries Should I Give My Guinea Pigs?

Your guinea pigs should not eat more than 3 blueberries in a day. While the fruit is filled with vitamin C and other essential nutrients, it also contains too much sugar.

Additionally, blueberries contain natural acid which can cause mouth sore in your guinea pigs.

However, when eaten in moderation, there is no cause for concern.

How Often Can Guinea Pigs Eat Blueberries?

Feeding your cavies blueberries not more than twice a week is perfect.

Observing how they react while eating the fruit will make you want to give them more, but avoid doing so. Blueberries contain a high amount of sugar and can cause diarrhea, diabetes, and other diseases.

Moreover, there should be varieties in your guinea pigs’ diet such as oranges, bananas, mango, and other healthy fruits.

Gaining nutrients from different sources such as fruits is not a bad idea anyway.

Final Thoughts

All we’ve discussed throughout this article is that blueberries are great for your guinea pigs’ general health.

Still, you don’t need to feed them more than 3 blueberries at a time, twice a week. Also, ensure you wash the fruits perfectly well to rid them of pesticides and dirt thereby preventing food poisoning.

Follow through the instructions in this article and your little pets will live a happy, healthy, and long life.

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