Can Guinea Pigs Eat Rhubarb?

Guinea pigs are often considered one of the cutest and most lovable pets.

They are also popular for their intelligence, curiosity, and charming personalities. But do you know what type of food is safe for guinea pigs to eat?

One food that is often overlooked when considering a guinea pig’s diet is rhubarb. So, can guinea pigs eat rhubarb?

Rhubarb is a vegetable that’s very popular in the UK. In fact, it’s so popular that it’s often served in desserts such as pies and crumbles.

However, can guinea pigs eat rhubarb? The answer is no.

Guinea pigs can’t eat rhubarb because it contains oxalic acid, which is extremely toxic for guinea pigs. Eating rhubarb could lead to severe kidney damage or even death.

However, many varieties of rhubarb contain less oxalic acid than others. For example, red rhubarb contains very little oxalic acid, while green rhubarb contains slightly more.

What Are Guinea Pigs?


Guinea pigs are small rodents that belong to the family Caviidae.

They are native to South America and have been domesticated since the 16th century.

Guinea pigs have a variety of colors, including white, black, gray, brown, and red. They can live up to 8 years with proper care and nutrition.

What Is Rhubarb?

Rhubarb is a type of plant that grows in temperate climates.

It grows in bunches that grow from the plant’s crown. Rhubarb leaves are needle-like and grow from the base of the plant’s stalk.

Rhubarb stalks grow from a scaly base that is covered in scales called calyxes. Rhubarb stalks are red or green in color and have a sweet, sour taste.

Rhubarb stalks are often used to make jam, pies, ice cream, and cakes. However, due to many misconceptions, rhubarb is rarely used in the US.

Nutritional Requirements for Guinea Pigs

Like all animals, guinea pigs need a balanced diet in order to stay healthy.

Their diets should include hay, fresh vegetables and fruits, fortified pellets, and occasional treats such as nuts or seeds.

It’s important to provide your pet with plenty of fresh water at all times.

Can Guinea Pigs Eat Rhubarb?

Guinea pigs can’t eat rhubarb leaves or stems because they contain oxalic acid, which is toxic to small animals.

However, guinea pigs can consume rhubarb stalks if they’ve been cooked first. The stalks contain a lot of dietary fiber, which guinea pigs need to stay healthy.

Guinea pigs should also avoid rhubarb leaves because they contain high amounts of oxalic acid. However, the leaves contain a lot of nutrients, such as vitamins A and C.

Overall, rhubarb is safe for guinea pigs to eat if it’s cooked first.

Is Rhubarb Safe for Guinea Pigs?

Rhubarb is a plant that’s safe for guinea pigs to eat. It has no harmful side effects and can help treat diarrhea and other digestive problems. However, it’s important to note that rhubarb leaves are not safe for guinea pigs to eat. Only the leaves of the rhubarb plant are toxic.

The Health Risks of Rhubarb for Guinea Pigs

Rhubarb is often served raw in Japan, where it’s known as “gobo.”

However, rhubarb is a very dangerous food for your guinea pig to eat. It’s toxic to guinea pigs and can lead to death within 30 minutes.

The toxicity of rhubarb is due to alkaloids, which are harmful to guinea pigs’ livers. For this reason, it’s advisable to feed only safe foods to your guinea pig, such as grass hay and water.

Signs and Symptoms of Rhubarb Poisoning in Guinea Pigs

Rhubarb is a plant that is commonly grown in gardens around the world.

However, rhubarb poisoning in guinea pigs is a rare but serious problem. Rhubarb contains a poison called oxalic acid, which can damage the kidneys, heart, and central nervous system of guinea pigs.

Signs of rhubarb poisoning include lethargy, loss of appetite, decreased water consumption, weight loss, swollen abdomens, vomiting, and diarrhea.

If you think your guinea pig has rhubarb poisoning, you should take him to a vet immediately.

What Fruits and Vegetables Can You Feed Your Guinea Pig Instead?

Guinea pigs cannot eat many fruits or vegetables.

This is due to Guinea pigs’ inability to digest large amounts of produce.However, there are a few vegetables and fruits that you can feed guinea pigs as treats or supplement their diets.

Also Read:  Can Guinea Pigs Eat Yellow Squash?

These include carrots, apples, pears, and blueberries. These fruits are nutritious and high in fiber, which is great for guinea pigs.

However, you should not feed these fruits or vegetables on a daily basis. Your guinea pig should eat a balanced diet of commercial guinea pig food.


So far, we’ve discovered that guinea pigs can’t eat rhubarb.

This plant contains oxalic acid, which is bad for guinea pigs. It also causes diarrhea and vomiting, which is not great for their health either.

However, guinea pigs can eat carrots, apples, and pears. These fruits are high in fiber and low in sugar, making them healthy for guinea pigs to eat.

In conclusion, it’s essential for pet owners to be cautious about what foods they feed their guinea pigs.

Scroll to Top