Can Guinea Pigs Eat Spinach? (Benefits and Risks)

Last updated on January 22nd, 2023 at 07:15 pm

Can guinea pigs eat spinach? Yes, guinea pigs can eat spinach, but in moderation. In addition to a regular diet such as grass, guinea pigs should consume vegetables and fruits, as well as spinach.

Spinach is a great and healthy vegetable for guinea pigs, just as it is good for humans.

This leafy vegetable will help your pet get iron, vitamins A and C, and many other healthy micronutrients like magnesium and potassium.

In today’s article, we will find out how much, how, and why spinach should be part of their diet.

Can guinea pigs eat spinach?

Guinea pigs can eat spinach freely and safely, in fact, they will eat as much as you give them. You as the owners should be careful about the quantity, not giving too much.

Caution is very important because spinach, in addition to healthy nutrients, also contains oxalic acid. Oxalic acid, if ingested too much, can cause kidney or bladder stones.

You can also give them timothy and water whenever you give them spinach, which will avoid the formation of oxalate crystals.

How much spinach should guinea pigs eat?

Spinach is generally a great food for guinea pigs, but must be given in limited quantities due to oxalates. Twice a week, one teaspoon of spinach is enough to make the most of its health benefits for guinea pigs.

It is even better if you give a variety of other vegetables to the guinea pig with spinach, that is the key to its health.

Too much spinach will only burden the digestion, kidneys, and liver.

How to cook spinach for guinea pigs?

First and foremost whenever you choose spinach when you buy it should be fresh and ripe, you should not give them yellow and unripe spinach, it will only harm their health.

Fresh spinach has the best nutritional value, the more you store it the more its nutrients are reduced.

A good wash is the next step, as this type of vegetable can have soil residues and impurities, as well as chemicals that are very bad for their health.

This is followed by cutting the spinach stem, which is difficult to digest and can cause your pet to choke.

Finally, when they are done eating, be sure to remove any leftover spinach, which can cause bacteria if left in the guinea pig’s habitat.

What are the benefits of spinach for guinea pigs?

Spinach has many nutrients that are extremely important for their health.

Because guinea pigs cannot synthesize vitamins and minerals on their own, diet is great for their health.

Let’s look at who they are and how they contribute to their health:

  • Vitamin C – in 100 grams of spinach has 28 mg, which is an excellent amount that provides protection against disease, improves their immunity, and protects them from the appearance of scurvy, as well as strengthening white blood cells.
  • Dietary fiber – which will help guinea pigs not gain weight and have more satiety, so they will not consume many calories during the day.
  • low sugar – spinach has a small amount of sugar, which is great for their health because too much sugar is bad for their health.
  • Calcium – Spinach contains good amounts of calcium, which helps in the formation, growth, and development of bones and teeth in hamsters.

In addition, spinach contains magnesium, zinc, and iron, which are great for their health.

In addition to the above benefits, guinea pigs will have much healthier skin, and hair and reduce the chances of cancer.

How do spinach oxalates affect guinea pigs’ health?

Spinach contains oxalates or oxalic acid which can adversely affect the health of guinea pigs. This will happen if guinea pigs consume too much spinach.

Kidney and bladder stones can occur in your furry pet. Oxalates can cause pain in guinea pigs and eventually lead to surgery to remove kidney or bladder stones.

Can guinea pigs eat frozen spinach?

No, guinea pigs can not eat frozen spinach, only if you thaw the spinach and after it has reached normal temperature only then can they be given to eat.

Only fresh and raw spinach is the right solution in their diet.

can guinea pigs eat spinach

Nutritional properties of spinach for guinea pigs

To find out better what a guinea pig actually gets by eating spinach, here is what the composition of 50 grams of fresh spinach looks like:

  • Vitamin C 14 mg
  • magnesium 40 mg
  • protein 1.5 g
  • calcium 50 mg
  • fiber 1.1 g
  • sugar 0.2 g

Can guinea pigs eat spinach stems?

It is better not to give spinach stems to guinea pigs.

Because the stalks are tough and hairy, they will be as hard to eat as they are to humans.

Another danger is the fact that consuming spinach stems can result in a choking hazard, so it is best to remove the spinach stem.

read more: Can Guinea Pigs Eat Cucumber? (Benefits and Risks)

Can guinea pigs eat cooked spinach?

Unfortunately, guinea pigs can not eat cooked spinach, only raw spinach is the right choice for them.

The reason is that their digestive system can not process fried, boiled, or baked food.

Another reason is that digestion loses a lot of minerals and vitamins, so they will not have much benefit from such foods for their health.

So whether you are giving vegetables or fruits, give only raw food to guinea pigs.

Can guinea pigs eat baby spinach?

Yes, guinea pigs are free to eat baby spinach in much the same way as raw spinach.

Baby spinach is also very useful, it has the same nutrients as raw.

And in terms of quantity, it should not be different from raw spinach.

read more: Can Guinea Pigs Eat Grapes? (Benefits and Risks)

Can guinea pigs eat red spinach?

Guinea pigs can also eat red spinach.

It is a great substitute for ordinary spinach because in terms of nutritional value it does not lag behind green spinach.

Side effects of spinach in guinea pigs?

The most dangerous for guinea pigs is the appearance of kidney stones as a result of eating a lot of spinach and the action of oxalic acid, which can have fatal consequences.

Another danger is vitamin K, which is found in large quantities in spinach, and can help improve blood clotting, but can also have a domino effect of excessive amounts.

What vegetables can guinea pigs consume?

Guinea pigs should have 80% of their food hay and grass, and the rest except spinach should eat:can guinea pigs eat spinach

  • lettuce
  • cucumber
  • pumpkin
  • corn
  • peas
  • green beans
  • carrot
  • broccoli


Spinach is a healthy vegetable that should certainly be consumed by guinea pigs but in moderation.

Spinach contains vitamins and minerals that are great for their health, protecting them from diseases like scurvy, cancer, and other health benefits.

Twice a week small amounts of spinach are enough to make the most of its benefits.

Side effects are rare and occur as a result of overeating this vegetable, and it can be the appearance of stones in the kidneys and bladder.

Finally, spinach is a good vegetable that offers health benefits to guinea pigs and should be included in their diet.

read more: Can Guinea Pigs Eat Lemons? (Bad and Good Effects)