Can Guinea Pigs Eat Apples? (Benefits, Risks, Serving Size & More)

Can Guinea Pigs Eat Apples (Benefits, Risks, Serving Size & More)

Some owners give their pets everything that they eat but when it comes to guinea pigs this needs to be avoided. Always inform yourself before giving your guinea pig something exotic or new to eat. Now let’s talk about apples and guinea pigs. This looks like a simple answer but there are different types of apples and things are sometimes not as simple as they seem to be.

Can guinea pigs eat apples? Guinea pigs can eat apples. Apples are a healthy and nutritious snack for guinea pigs and they really enjoy eating them. Be cautious when giving apples to guinea pigs because if they are consumed in large serving sizes they can cause stomach problems as they have high sugar content.

Lots of sugar is bad for your little guinea pig. Also, you need to avoid green apples because they are sour and have a more acidic taste when compared to other types of apples. They can cause discomfort in your guinea pig’s mouth and stomach.

Now that you know the answer you should probably learn more about why apples are good for your little guinea pig, what kind of apples can guinea pigs eat, and how often you should feed them apples. Let’s start first with the benefits!

Are Apples Good for Guinea Pigs? | Health Benefits

Are Apples Good for Guinea Pigs Health Benefits

Apples are beneficial to both humans and animals. Guinea pigs benefit from apples too. On average, guinea pigs require around 10 mg of vitamin C per day. Apples have the right amount of this vitamin for your guinea pigs’ health.

Vitamin C is a powerful antioxidant that is well-known for blocking free radicals as well as boosting resistance to diseases and infectious agents. A guinea pig eating an apple once in a while is more likely to be resistant to disease-causing microorganisms as compared to ones that don’t receive any apples.

Apples are a rich source of B-complex vitamins which include thiamin, riboflavin and vitamin B-6. These vitamins help in the regulation of the nervous system and general good health for the guinea pig.

Apples are also a great source of dietary fiber which is present in the peels. Fiber is useful for digestion among other benefits. In addition to all this, the leaves found on apple trees are great for the guinea pigs. They supply them with sufficient amounts of calcium. Some of the other minerals that you can also find in apples include potassium and phosphorous. Apples can also lower the levels of bad cholesterol. Cholesterol is harmful to both human beings and animals.


Nutrition Facts of Apples for Guinea Pigs

Nutrition Facts of Apples for Guinea Pigs

Apples are safe for guinea pigs because they contain nutritional content that is valuable to them. They are dietary powerhouses as apples are quite abundant in various nutrients.

The following are some of the nutrients found in 100 g of apples:


Risks to Consider When Feeding Apples to Guinea Pigs

Risks to Consider When Feeding Apples to Guinea Pigs

Generally, apples are quite safe and healthy fruits for both human and animal consumption. However, some studies have shown a few risks that come with the apples. Although these risks are not so severe, it is worth knowing what they are. The following are some of the risks for guinea pigs:


  • Apples are quite sweet fruits and they add sugar to the body when consumed. Too much sugar is harmful to guinea pigs and therefore should be regulated if possible.
  • Seeds that are found inside the apples contain a powerful poison known as cyanide. Eating too many of these seeds can pose a potential risk for your guinea pig. To avoid this, remove the seeds before giving the apple to the guinea pig.
  • They are slightly acidic and that can be harmful to guinea pigs. When feeding your guinea pig with apples, be sure to give it just enough and not too much of it.

Too much of anything is harmful, and this is something that you need to have in mind even when feeding your guinea pig with apples.


Serving Size and How to Feed Apples to Guinea Pigs

Serving Size and How Can You Feed Apples to Guinea Pigs

Guinea pigs can eat apples and they love them, but it’s very important to know can you feed guinea pigs apples every day and in what serving sizes. So, in the following section find out all you need to know about how to feed apples to guinea pigs.


Can Guinea Pigs Eat Apples Daily?

So, can guinea pigs eat apples everyday? Guinea pigs shouldn’t eat apples every day and it would be great if you can regulate the number of apples that you give your guinea pig. In essence, apples should just be used as a treat for your guinea pigs. They are quite tasty and contain useful nutrients that can boost the health of your pet, but apples will still become harmful if you give them often.

You should also keep in mind that apples are sweet and excess sugar isn’t good for the guinea pig. If the sugar levels are too high, your guinea pig might get health complications and in some cases even gain unnecessary weight. The suggested number of times that you can give apples to your guinea pig is once or twice a week.


Can Guinea Pigs Eat an Entire Apple?

Can Guinea Pigs Eat an Entire Apple

Never give an entire apple to a guinea pig. In order to keep it safe give your guinea pig only half a cup of apples per one serving.

What can happen if you give your guinea pig too much apple at once? Well, not many problems can occur in this case except that you will notice that the guinea pig is bloated or slightly having diarrhea. All this usually lasts shortly but if the case persists for too long, then you can opt to visit a veterinary practitioner to help you with the situation.

A quick remedy would be to give it sufficient amounts of water to neutralize everything. You should, however, keep in mind that too many apples are not good for your guinea pig and you need to learn how to regulate the intake of apples.


Do Guinea Pigs Like Apples?

Guinea pigs definitely like apples and they enjoy eating them. But, no matter how much guinea pigs love apples, you need to be careful when you feed a guinea pig with apples because of the sugar content.

Guinea pigs like to eat fruits in general, they enjoy eating bananas, grapes, oranges, pears, and other, but all of these fruits contain sugar and need to be given only as a treat and in small amounts.


Can Baby Guinea Pigs Eat Apples?

Can guinea pigs have apples when they’re babies? Baby guinea pigs shouldn’t eat apples, because in that period of their life they need to be fed with the mother’s milk, hay, and pellets. It is especially recommended to give baby guinea pigs alfalfa hay because it’s good for growth.


More Information About Guinea Pigs and Apples


Can Guinea Pigs Eat Apple Skin? (Apple Peels)

Can Guinea Pigs Eat Apple Skin (Apple Peels)

Apple skin contains around 50% more nutrients than the inside of the peeled apple fruit. Now you probably want to know can guinea pigs eat apple peels? Guinea pigs can eat apple peel or apple skin, but only in moderation because of the fiber content. Fiber is good for digestion but too much fiber can cause loose stool or diarrhea.

Apple skin is also high in antioxidants, vitamins, and other nutrients that are good for lowering the risk from cancer, so apples with the peel can be a benefit for guinea pig’s health. Also, guinea pigs should eat the skin of an apple that hasn’t been treated with pesticides and also always wash the skin of any fruit thoroughly before giving it to the guinea pig. The best option is if to have your own grown apples without any chemicals.


Can Guinea Pigs Eat Green Apples?

Green apples are healthy, they are less sweet than the red apples and have a sour and acidic taste. So, can guinea pigs have green apples and are green apples good for guinea pigs? Guinea pigs can eat green apples, but only in moderation, like any other type of apples. If guinea pigs eat a lot of green apples, they can cause stomach problems and gases.

However, green apples have many beneficial nutrients for guinea pigs, such as different vitamins and minerals, and the most important thing is that green apples have less sugar than red apples.

Also, when we say green apples, you surely have in mind Granny Smith apples. This is the most popular type of green apples and this apple is cultivated by Maria Ann Smith in Australia. So can guinea pigs eat Granny Smith apples? Guinea pigs can eat Granny Smith apples, but only in small amounts and not every day. Granny Smith apple is also high in good nutrients for guinea pig’s health, such as vitamin C and vitamin K, it’s low in calories and contains high antioxidant activity.


Can Guinea Pigs Eat Red Apple?

Can Guinea Pigs Eat Red Apple

Red apples are full of sweetness and juiciness, so can you feed a guinea pig apples that are red? You can feed guinea pigs with red apples, but because of the high amount of sugar, you need to be careful with the serving sizes.

Red apples also have many healthy nutrients for guinea pigs and are also rich in antioxidants, especially their skin. Guinea pigs will love red apples because of their sweet taste and they are really delicious for them. Just be sure to give them red apples only as a treat and not very often.


Can Guinea Pigs Eat Cooked Apples?

Don’t give guinea pigs cooked apples because they can cause serious stomach problems. Guinea pigs can’t eat any type of cooked food, they love to eat only fresh fruits and vegetables. So avoid giving to guinea pigs cooked apples or cooked apple peel.

Guinea pigs are herbivores, their digestive system isn’t made for any type of cooked food and it will be hard for them to digest cooked apples, cooked apple skin or any other cooked fruits.


Can Guinea Pigs Eat Crab Apples?

Crab apples are small apples that are very sour and bitter in taste and mostly used in cooking. There are some stories that crab apples are toxic, so you surely want to know are crab apples poisonous to guinea pigs? Crab apples aren’t poisonous to guinea pigs and they can eat them but you need to be sure to avoid crab apple seeds and the core.

Seeds and the core of crab apples can contain some nutrients that are toxic to guinea pigs, but also to humans. It’s better to remove seeds and core before giving a crab apple or any other type of apples to guinea pigs. A huge amount of crab apples and their seeds or core can cause vomiting, diarrhea and other digestive problems.


Can Guinea Pigs Drink Apple Cider Vinegar?

Can Guinea Pigs Drink Apple Cider Vinegar

Guinea pigs can’t drink apple cider vinegar, it’s too much acidic for them and can cause some stomach problems. But, some people have said that a few drops of apple cider vinegar in the water can help in healing some urinary diseases in guinea pigs. We recommend discussing this with your guinea pig’s vet before adding apple cider vinegar in their water.

What about apple cider vinegar for guinea pig’s cage cleaning and is apple cider vinegar safe for guinea pigs in that use? If you mix a few drops of apple cider vinegar with hot water it is then safe for the cleaning of their cage. It’s better if you use white or apple cider vinegar instead of some chemical cleaners. You can put some white vinegar in the washing machine when you wash guinea pig’ fleece bedding, it’s good for removing urine smell from the fleece.

Also, some guinea pig’s owners use a small amount of apple vinegar cider baths to treat mites on guinea pigs. Guinea pigs have very sensitive skin and we’re not sure if you can use apple cider vinegar for guinea pig baths. You need to use a very sensitive shampoo that is made for guinea pigs or pets when you’re bathing them. For treating mites in guinea pigs, it’s better to take advice from your pet’s vet.


Can Guinea Pigs Drink Apple Juice?

If we talk about conventional apple juice that we can buy in the store, guinea pigs shouldn’t drink it. Guinea pigs can only drink a small amount of homemade apple juice. That means, fresh apple juice diluted with water and without any added sugars or supplements.

Apples already contain sugar which isn’t good for guinea pigs in huge amounts, and conventional apple juice has even more added sugars and supplements that can be harmful to guinea pig’s digestive system. So, only unsweetened fresh apple juice with water (heavily diluted) is the option.


Can Guinea Pigs Eat Apple Cores?

Can Guinea Pigs Eat Apple Cores

Apple core is the central part of an apple together with the stem and seeds. So, can guinea pigs eat apple core? Guinea pigs can eat the apple core, but only when you remove the apple seeds because they can be bad and even toxic for them.

Now we come to the question of why are apple seeds poisonous to guinea pigs and can guinea pigs eat apple seeds? Apple seeds can be toxic to guinea pigs if eaten in large amounts. These seeds contain amygdalin, a substance that can produce cyanide in the digestive system, which can be very toxic and cause serious health problems.

So, feeding guinea pigs with core and seeds can be dangerous and they will enjoy the outer layer and skin of an apple more. It’s best to feed them the parts of the apple that you are most comfortable with.


Can Guinea Pigs Eat Apple Tree Leaves?

As we have said guinea pigs enjoy eating apples, but what about apple leaves? Can guinea pigs eat apple leaves? Guinea pigs can eat apple leaves. Apple tree leaves are very delicious for guinea pigs and have many nutrients that are a benefit to their health. There don’t contain too many sugars apple tree leaves are rich in antioxidants and also they are good for the digestive system. You need to be careful only with the serving sizes because apple leaves can contain a lot of calcium, which isn’t good for guinea pigs in large amounts.


Can Guinea Pigs Eat Apple Wood?

Can Guinea Pigs Eat Apple Wood

If you have an apple tree in the garden or maybe your neighbor has it, you surely want to know can guinea pigs chew on apple wood? Guinea pigs can safely chew on apple wood or apple branches, it’s safe to give them and they have benefits for guinea pig’s teeth. When guinea pigs chew on apple tree branches or wood, this whole process can help to keep their teeth healthy and in an appropriate length, because as we know their teeth continuously grow.

Make sure to prepare apple tree branches for guinea pigs and that means you need to wash them thoroughly. The apple wood or apple tree twigs for guinea pigs can be like a toy for them, they can chew on them and play with them, so they will not feel bored. Also, if you don’t have an apple tree near you, there are some apple sticks for guinea pigs that you can buy in pet stores, and these apple sticks are safe for guinea pigs as well.


Can Guinea Pigs Eat Apple Chips?

Guinea pigs cannot eat apple chips, because they can’t eat any food that was previously cooked or processed in some way. It’s best to give them only fresh vegetables and fruits.

Apple chips or any other type of chips can be very harmful to guinea pig’s stomach because they have are very sensitive digestive system and they can’t digest cooked food.


Quick Facts on Apples

Quick Facts on Apples and Guinea Pigs

There are many amazing facts about apples, these are just some of them:


Fact #1 – Apples Are Popular

Apples are one of the most eaten fruits on the planet. Studies have shown a whopping 81 million metric tons of apples consumed every year all over the world. This is just an estimate as the numbers might even be higher than this.


Fact #2 – Apples Are Grown by People All over the World

Of the total number of fruits grown all over the world, apples account for 15% of this number.


Fact #3 – They Have Many Varieties

Apples have quite many varieties, around 2500 different types.


Fact #4 – The First Apples Were Grown in Asia

Yes, the first apple fruit was planted in Kazakhstan, central Asia. After that, they spread all over the world in stages.


Fact #5 – Today, Apples Are Planted the Most in China

China has the majority of the apple production, being responsible for 49% of the world apple production.


Fact #6 – Apples Are Used for Various Purposes

Around 61% of apples in the world are eaten fresh, while 21% of apples are used in apple juice and cider. The remaining 18% is used for different products such as cosmetics, medicine, and others.

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Before I let you go, one final thought on food. With food, you can’t ever be too careful which is why I get all guinea pig food from a reliable source such as Amazon. If you are not sure what to order but believe your little piggies deserve some great treats please check our Helpful Guide to the Best Guinea Pig Treats to get some ideas. We have also made a full list of foods that guinea pigs can and can’t eat (150+ Types of Foods). Be sure to also check our recommended products page for everything you will ever need to assure a happy life for your Guinea Pigs. Hope this information was helpful and you have found the answer you were looking for.

If you found this post useful, would you mind helping out by sharing it? Just click one of the handy social media sharing buttons below so others can also learn about guinea pig food and diet!


List of Sources

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Cannon, M. D., Emerson, G. A., Dietary Requirements of the Guinea Pig with Reference to the Need for a Special Factor, The Journal of Nutrition, 1939.

Odumosu, A., Wilson, C. W. M., Metabolic Availability of Vitamin C in the Guinea-pig, Nature, Volume 242, Issue 5399, pp. 519-521, 1973.

National Research Council (US) Subcommittee on Laboratory Animal Nutrition, Nutrient Requirements of Laboratory Animals: Fourth Revised Edition, 1995., Washington (DC): National Academies Press (US); 1995.

Norman, R., Wills, A. P., An Investigation into the Relationship between Owner Knowledge, Diet, and Dental Disease in Guinea Pigs (Cavia porcellus), Animals: an open access journal from MDPI, 2016.

Townsend, G.H., The guinea-pig: general husbandry and nutrition, The Veterinary record, 1975.

Bruce, H. M., Parkes, A. S., Feeding and breeding of laboratory animals III. Observations on the feeding of guinea-pigs, Cambridge University Press, 2009.

Witkowska, A., Price, J., Hughes, C., Smith, D., White, K., Alibhai, A., Rutland C. S., The Effects of Diet on Anatomy, Physiology and Health in the Guinea Pig, Journal of Animal Health and Behavioural Science, 2017.

Hirsch, E., Some determinants of intake and patterns of feeding in the Guinea pig, Physiology & Behavior, 1973.

Boyer, J., Liu, R. H., Apple phytochemicals and their health benefits, Nutrition journal, 2004.

Clarissa Moolbrock

Clarissa Moolbrock is one of the founders and editor at Guinea Pig Tube. She is also an author of "Complete Guinea Pig Care Guide: The Essential, Practical Guide To All Aspects of Caring for Your Guinea Pigs" (available on Amazon). Being a veterinary technician helping animals and sharing her experience and knowledge with other guinea pig owners is her passion. Her life goal is to popularise guinea pigs as pets and that is why she has started Guinea Pig Tube website.