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Can Guinea Pigs Eat Pineapple? [Is It Healthy and Safe?]

Is it possible that the fruit we eat can also help make our guinea pigs healthy? But what about Pineapple? Is it a good fruit for guinea pigs to eat? I spent some time researching to find out whether or not you can look to offer this to your pet.

So, can guinea pigs eat pineapple? Guinea pigs can eat pineapple, although they should only do so as a treat and in moderation due to the high sugar content. In excess, pineapple can cause issues with weight gain, adverse metabolic changes, and even diabetes in excess.

Nevertheless, pineapple can provide several nutrients and vitamins which can help to support the health of a guinea pig.

Vitamin C is perhaps one of the most beneficial.

Other minerals abundant in pineapple are also known to help improve heart function and normalize blood pressure.

Even though this fruit is great for guinea pigs, you need to be careful with how much you feed them.

Pineapple does contain a lot of sugar which is hard for guinea pigs to digest and process. Its equally quite acidic so too much can cause digestive upset.

Therefore, it should be given to your guinea pigs in moderation and as a treat rather than as a regular food.

Like with many other fruits and vegetables, guinea pigs should subside primarily off hay, grass and pellets to thrive.

Let us now look at some of the main benefits of offering pineapple, why and how you can do so.

We will also look at some other considerations to take into account when it comes to feeding this exotic fruit!

Health Benefits Of Pineapple For Guinea Pigs

Pineapple is really high in essential vitamins, electrolytes, minerals, and most importantly Vitamin C.

It’s low in Sodium and Calcium; both of which can cause issues if they are consumed by guinea pigs in excess.

Pineapple has a wide plethora of health benefits, from promoting a strong and healthy immune system, fighting infections to supporting bodily functions.

Let us now take a closer look at why pineapple is a good treat and why you should consider adding it to your guinea pigs’ diet in moderation.

Rich In Vitamin C

Pineapple is hugely abundant in Vitamin C. This is something that guinea pigs need to get in their diet.

In fact, it’s one of the most important that they must consume as they are unable to synthesize it themselves.

As they have a hard time getting it from other dietary sources, pineapple, therefore, is a very easy, natural, and regular way to get more Vitamin C into their diet.

According to studies, you need to give 25-40 mg of Vitamin C to your pet guinea pig daily.

When you consider that pineapple has 47.8 mg of Vitamin C in every 100 grams, you do not need to feed your guinea pig much for it to meet its daily quota.

Rich In Potassium

Pineapple is a rich source of the mineral Potassium.

It contains 109 mg of Potassium in every 100 grams.

Potassium is known to have a wide array of health benefits; helping to specifically improve heart function and normalize blood pressure in guinea pigs.

Low In Sodium

Sodium is recognized as a mineral that causes guinea pigs to retain water and can cause bloating.

In excess, this can be very problematic to a guinea pig and can lead to more severe health outcomes.

Pineapples, are known to have minimal sodium.

Only 1mg of Sodium is present in every 100 grams of pineapple.

Thus, guinea pigs can reap a plethora of health benefits from the Vitamin C and Potassium without the dangers that can come with Sodium

Low In Calcium

Another mineral to watch out for is Calcium.

Guinea pigs are susceptible to forming Bladder Stones which can accumulate due to an excess of calcium in their diets.

Risks Of Feeding Too Much Pineapple To Guinea Pigs

Pineapple has a lot of sugar. Although this is natural and can help provide your guinea pig with energy, it also poses a health risk when given too regularly in excess.

Guinea pigs are small creatures, and therefore have a much more difficult time in breaking down and processing the sugars.

It also can increase your guinea pig’s chances of gaining weight which is obviously going to provide additional health consequences which otherwise may not arise.

Due to the amount of sugar that occurs, pineapple should not make up a significant or regular portion of your guinea pigs’ diet.

It should be considered a treat and not a regular meal.

In fact, 80% of your guinea pigs’ diet should consist of Hay/Grass and High-Quality Pellets to ensure they have a healthy and fully functioning digestive system (source).

Personally, my guinea pig does really well on the Small Pet Select Guinea Pig Food Pellets (available on Amazon).

Its fortified with all the essential vitamins and minerals so provides all the nutrition it needs when not consuming fruits and vegetables like pineapple.

Due to the high acidic content of pineapple, limiting the amount given will also prevent mouth sores which can occur especially if the fruit is not ripe.

Another thing to consider when feeding pineapple to your guinea pig is the taste and flavor.

While some guinea pigs will appear to love it; otherwise may find it too strong and may not be willing to eat it when put out in front of them.

How Much Pineapple To Feed Your Guinea Pig

For the most part, you are going to want to feed your guinea pig pineapple, once or twice a week.

50-100 grams is more than sufficient and if you can, it would be advisable to break this up over into their separate meals.

You need to keep in mind that only the yellow and juice part of this fruit can be safely consumed.

The Leaves and skin of the pineapple can be harsh and difficult to break down.

Being high fiber content can lead to a lot of issues so you’ll want to be sure it is removed and separated from the flesh of the fruit.

Be sure to wash the Pineapple properly before you serve it, and make sure you check that there are no sharp bits that could cause your guinea pig issues.

If you notice any negative signs after feeding your guinea pig pineapple you should stop immediately and talk to your vet.

They’ll be able to provide you with some insights into why they may have encountered issues and recommend some other suitable alternatives.

Ways To Feed Your Guinea Pig Pineapple

As a new food, you should introduce pineapple to your guinea pigs’ diet slowly. Any sudden changes to their diet can cause upset to their stomachs.

Thankfully, there are a few ways to feed pineapple to your guinea pig. Just remember, to not feed them too much in one sitting and be considerate of their age and current health.

Small Chunks

The most simple way to feed your guinea pig pineapple is to just remove all the outer shell, fiber and leaves, and cut it into very small chunks.

They will nibble away until they are satisfied or they are all gone. Pineapple is soft so your guinea pigs will not have any issues chewing them up.

Mashed Up With Food

You can also mash up the pineapple and mix it with their regular pellets. This is a good way to start feeding pineapple and to get extra Vitamin C into your guinea pigs diet.

Tips To Remember When Feeding Pineapple to your Guinea Pig

  • Pineapples are best served as an infrequent treat, not as a regular meal, your guinea pig still requires regular food.
  • Hay/Grass and High-Quality Pellets should form as the majority of your guinea pigs diet. 80% and >.
  • Start slowly and learn to recognize your guinea pigs response; are they enjoying them or showing any adverse signs?
  • Since pineapple have a strong taste and smell, your guinea pig might take some time to develop a liking for the fruit.
  • To feed the fruit, you should ensure to cut it into small pieces. A cube of one inch for each time is sufficient for them.
  • You need peel the skin as this is tough to break down and can cause choking.
  • You should refrain from feeding your guinea pig with preserved and sweetened fruits. Feeding them with organically grown fruits ensures they get maximal nutrition (vitamins and minerals).
  • Stop feeding your guinea pig pineapple if you see any problems that are abnormal.


Guinea pigs can absolutely eat pineapple, but it is advised that they do so infrequently and in moderation.

While there are definitely benefits to offering this exotic fruit, it is naturally high in sugar and it can cause digestive upset if provided in excess.

Ultimately, it’s best to start with a small amount of the flesh and see how your guinea pig responds.

You’ll soon find out if your cavy enjoys it, and whether or not it’s a suitable option for a treat going forward.