Can Guinea Pigs Eat Zucchini? Can You Feed Them Daily?

Can Guinea Pigs Eat Zucchini

Owning guinea pigs requires proper care to keep them strong and healthy. One of the things they require each day is food. If you grow zucchini in your garden or buy them from the grocery stores, you may wonder if your guinea pigs can eat it.

Can guinea pigs eat zucchini? Yes, guinea pigs can eat zucchini, including the skin and leaves. It’s packed with nutrition, especially vitamin C which is crucial to the health of the guinea pigs. This vegetable should be fed to guinea pigs in moderation to avoid any health issues in the long run.

Is It Safe For Guinea Pigs To Eat Zucchini?

Guinea Pig Eating

Yes, it’s safe to feed zucchini to guinea pigs since the vegetable doesn’t contain any toxins.

The only thing you need to watch out for is the chemicals that may be in the soil. Chemicals such as pesticides, insecticides, and fertilizers are common among gardens. These chemicals are very dangerous to guinea pigs and could harm them. In large amounts, it could be fatal for them as well.

Therefore, always make where the zucchini is grown doesn’t have any kind of chemicals.

Health Benefits of Zucchini for Guinea Pigs

Zucchini is packed with several important nutrients. It’s low in calories, fat, and sugar which makes it an excellent food for them.

One cup (223 grams) of cooked zucchini provides:

  • Calories: 17
  • Protein: 1 gram
  • Fat: less than 1 gram
  • Carbs: 3 grams
  • Sugar: 1 gram
  • Fiber: 1 gram

The above data is from the USDA

Below are some of the health benefits of feeding zucchini to your guinea pigs:

Contributes to Healthy Digestion

Zucchini is high in fiber, which is necessary for a healthy digestive system. Fiber does a lot for the digestive system such as preventing constipation, allowing food to move smoothly through the digestive tract, and promoting regular bowel movement.

Guinea pigs that are fed food high in fiber will rarely have any digestive problems.

High in Antioxidants

Zucchini is an excellent source of antioxidants. An antioxidant is a compound that is obtained from food and it will help prevent free radicals from damaging the cells in the body. Damaged cells can cause guinea pigs to become sick and have diseases.

Free radicals are molecules that damage the cells in the body. These molecules are created from food that guinea pigs eat, cigarette smoke, and radiation from nearby sources.

Prevent Scurvy

Scurvy is a disease when guinea pigs are deficient in vitamin C. This disease is common among guinea pigs living in captivity. These creatures are unable to create and store vitamin C in the body. They will eat it from outside sources such as food and supplements.

Can Baby Guinea Pigs Eat Zucchini?

Yes, baby guinea pigs can eat zucchini. However, you should wait at least they are 3 weeks old before feeding them. This is when the baby guinea pigs will stop nursing and start to eat solid foods.

However, baby guinea pigs can eat solid food such as zucchini when they are 3 days old. Most of the time, their mother will teach them to eat it. You can place a small piece of zucchini next to them and see if their mother will teach their young to eat it. If not, don’t try to force the baby guinea pigs to eat the zucchini.

Once the baby guinea pigs are at least 3 weeks old, they will most likely stop nursing and depend on solid food. You can start feeding them by giving them a tiny piece of zucchini to start with. This will allow you to see if they have any negative reactions to the vegetable. If they do, they’ll either have digestive problems such as diarrhea and upset stomach. It’s best to avoid feeding them any more zucchini.

On the other hand, if they don’t have any negative reaction, you can give them a small piece of zucchini once a week.

Can Guinea Pigs Eat Zucchini

Can Guinea Pigs Eat Zucchini Leaves?

Yes, the leaves of the zucchini are safe for the guinea pigs to eat. Although, there have been some research was done that shows the leaves contain cucurbitacins, which are toxic in a large amount.

To prevent any issues for the guinea pigs, it’s best to give them one or two zucchini leaves. Any more than that could cause health issues for them.

You can find more about cucurbitacins, which goes into great detail.

Can Guinea Pigs Eat Zucchini Skin?

Guinea pigs can be fed zucchini skin. You can give the guinea pigs either just the skin or the zucchini with their skin attached.

These creatures are picky eaters so it will depend from one guinea pig to another. Some guinea pigs enjoy eating the skin and flesh of the zucchini. Others will just eat the flesh and avoid the skin.

To see if your guinea pigs like zucchini skin, offer them the whole vegetable and see what part they eat.

If they like to eat the skin, that’s great because it’s a good source of fiber.

How To Feed Zucchini To Guinea Pigs

To feed zucchini to your guinea pigs, there are several methods you can try. It’s a good idea to try different methods and see what works best for you.

The first method is to give them a slice of zucchini. Give the zucchini a good wash first to remove any dirt and pest that may be on there. Then slice a small piece and give them the entire slice with the skin on. Guinea pigs are picky eaters and some will eat the flesh and skin, while some will just eat the flesh.

The second method is to make a salad with zucchini. Along with zucchini, you can use romaine lettuce, spinach, and cucumber. Clean all the vegetables first and add a small piece of each vegetable to a bowl. Mix all the veggies thoroughly and place them on the ground for your guinea pigs to eat. 

The third method is to feed just the leaves and flowers of the zucchini plant. Cut off leaves and flowers and wash them thoroughly first. Then place them into the cage for your guinea pigs to eat.

Can Guinea Pigs Eat  Zucchini Daily?

Guinea pigs are able to eat zucchini daily. Zucchini makes great food to feed them since it provides them with adequate vitamins and minerals without the risk of giving them too much calcium.

Too much calcium in their system is bad for guinea pigs. It can cause health issues such as hardened organs, kidney stones, and bladder sludge.

If you want to give them a nutrition boost, add zucchini along with other vegetables to the mix. Make a salad that consists of zucchini, bell peppers, kale, and cucumber.

How Many Zucchini To Feed Guinea Pigs

Guinea pigs that enjoy eating zucchini will eat as much as you give them. You’ll want to avoid this to prevent them from having any health issues.

For an adult guinea pig, feed them 3 inch thick slices of zucchini at each feeding. If you have more than one guinea pig, make sure each gets the same amount.

For baby guinea pigs, it’s best to avoid feeding them any zucchini at this age. It’s best to wait until they are at least 3 weeks old first to start feeding them zucchini.

Since any new food could be a bit disruptive to their digestive system, it’s best to start them off with just a tiny piece of zucchini first. Wait for at least 12 hrs to see if they have any negative reaction. If they do, watch for signs of bloating, gas, and diarrhea.

If they don’t seem to have any negative reaction, you can start to gradually feed them a bigger slice of the zucchini.

How Often Can A Guinea Pig Eat Zucchini?

While zucchini is great for guinea pigs to eat, it’s not one of their staple food that you can feed daily. Hay and leafy greens should make up the bulk of their diet.

For that reason, you should not feed zucchini to your guinea pigs on a daily basis. Instead, give your guinea pig zucchini 3 or 4 times per week.

Other Vegetables That Guinea Pigs Can Eat


Cucumber is low in calories, low in fat, and contains a healthy dose of vitamin C. This makes them a great snack for guinea pigs. They can eat every part of the cucumber that includes the peel and seeds. This vegetable contains a high amount of water, which could lead to an upset stomach and bloating. For that reason, feed them a slice of cucumber, once or twice per week.

Romaine Lettuce

Romaine lettuce is a great food to feed your guinea pigs. It’s very nutritious and contains all the necessary vitamins and minerals that they need. This lettuce can even be given to them on a daily basis. Make sure to just give them a leaf of the Romaine lettuce.


Artichokes are very nutritious and the guinea pigs can benefit a lot from them. This vegetable should be fed to them in moderation, which is due to them being a little acidic. Guinea pigs can enjoy artichokes 2-4 times a week.


Guinea pigs can eat zucchini including the leaves, flowers, and skin. Zucchini are safe enough that you can even feed them daily. Just be sure to give them a small piece each time along with the staple food of hay.

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