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

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

Zucchini is a summer plant that grows during the same time as melons and cucumber. It is classified as a fruit botanically, but many people think that zucchini is a vegetable, which it isn’t. Zucchini is also known as courgette (British name for a zucchini). Now after this brief introduction we are going to talk about our guinea pigs and if they are safe to consume zucchini.

So, can guinea pigs eat zucchini? Absolutely yes, guinea pigs can eat zucchini and guinea pigs love them. Zucchini is packed with plenty of nutrients and some of them are ideal for the health of your little guinea pig pet and zucchini can be introduced into guinea pig’s diet without any problems.

The only thing guinea pigs don’t like about zucchini is the skin. Try to feed them the skin of zucchini if they don’t like it just avoid it in the future and peel the zucchini next time you feed them.

Zucchini contains a low amount of sugar, salt, and sulfur because of this it poses no concerns for your guinea pig. It is equally low on oxalic acid, which is harmful to guinea pigs. With all of this in mind, it is safe to say that zucchini can be used as a frequent treat for your guinea pig. Still, like with every type of food you should never go overboard. You can supplement it with other fresh fruits and vegetables to implement a variety of different food tastes.

If you want to know more about zucchini as food for the guinea pigs, read the following sections below about zucchini benefits, risks, nutrition facts and more.

Main Health Benefits of Guinea Pigs Eating Zucchini

The following are the main health benefits that guinea pigs can gain from eating zucchini:

  • Eliminates the risk of free radical damage – free radicals can cause massive damage to cells and eventually lead to diseases/infections. Zucchini has antioxidants that counter the presence of free radicals in the guinea pig’s body. Some of these antioxidants include zeaxanthin, lutein, and beta-carotene. Note that the skin of the Zucchini has the most antioxidants. You should not remove it while feeding your pet but as we previously said some guinea pigs really hate the skin of zucchini.


  • Contributes to a successful digestive process – zucchini has both soluble and insoluble fiber, which have separate beneficial roles in your guinea pig’s body.


  • Lowers the level of blood sugar – dietary fiber helps to increase the sensitivity of insulin and with that, it stabilizes the blood sugar levels.


  • Zucchini is easy to incorporate into your guinea pig’s diet – you can either mix zucchini with some other supplement or independently, this makes it a versatile food.


  • Contributes to bone health – vitamin K and magnesium found in courgette have benefits towards bone health. They help in the growth and development of strong, healthy, and vibrant bones.


  • Zucchini can help with weight loss – regularly feeding your guinea pig zucchini may help it lose some weight. Zucchini is filled with water and has a low-calorie density which leads to satiety. This will reduce the intake of food by your guinea pig since it will be full more often. Dietary fiber will also contribute to weight control since it reduces hunger and appetite for food. Also, the low-level sugar content in zucchini contributes to weight control.


  • Boosts sight and vision – beta-carotene and vitamin C found in zucchini can help with improving the sight of your guinea pig. Besides, antioxidants such as zeaxanthin and lutein accumulate in the retina, and with that, they improve eyesight. Aside from that, these nutrients also help to reduce the occurrence of eye-related diseases such as macular degeneration and cataracts.


  • May help with cardiovascular health – a diet with high fiber content is a solution for heart-related complications, according to various studies. Pectin is a soluble fiber that is known to reduce the levels of bad cholesterol in the body, with that protects the heart.

Nutrition Facts of Zucchini

Zucchini is filled with many nutrients, per 100 g these are the nutrition facts:

  • Calories: 16
  • Carbohydrate: 3.3 g
  • Protein: 1.2 g
  • Vitamin C: 28%
  • Dietary fiber: 1.1 g
  • Vitamin A: 4%
  • Potassium: 7%
  • Vitamin K: 5%
  • Folate: 7%
  • Manganese: 9%
  • Magnesium: 4%
  • Copper: 3%
  • Phosphorous: 4%
  • Thiamine: 3%
  • Iron: 2%
  • Calcium: 1%
  • Zinc: 2%

For the serving size of zucchini for guinea pigs is around 1 cup or a handful. You can feed them zucchini 4 times per week.

Risks to Consider When Feeding Zucchini to Guinea Pigs

Zucchini is relatively safe for guinea pigs, and there aren’t many risks for guinea pigs except the following:

  • Allergic reactions – some guinea pigs tend to be allergic to certain fruits and vegetables, and this is where you should be careful. In case you notice anything unusual with your pet when feeding it zucchini, it is advisable to stop the feeding process and provide sufficient water to the guinea pig. Allergic symptoms are usually diarrhea or vomiting. If the symptoms get worse, check with a qualified vet for medical advice.

Quick Facts on Zucchini

The following are some fascinating facts about zucchini:

  • Zucchini completes its life cycle in one year, because of this it is classified as an annual plant.
  • It is highly nutritious and often prevents cancerous growths and other disorders.
  • Zucchini is an Italian phrase that came out of the word “zucca”. When translated it means squash.
  • In the cosmetic industries, zucchini is used for the manufacture of soap.
  • Zucchini has male and female flowers; both of them are edible.
  • It is served raw or cooked.
  • When the plant is exposed to high temperatures during growth, it develops a compound known as cucurbitacin.
  • The dark-colored zucchini has the highest nutrient levels as compared to the other variants.
  • On the other hand, small and medium zucchinis have an enhanced flavor when compared to the larger options.
  • Zucchini blooms early during the summer.
  • It has large, lobed and green leaves.
  • Zucchini is a bushy plant.
  • It belongs to the pumpkin family.
  • Zucchini has been a part of the human diet since 5,500 years B.C.

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.

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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.