Can Guinea Pigs Eat Iceberg Lettuce? (Explained)

Vegetables form part of the daily diet of guinea pigs. They need vitamin C which is obtained from fresh vegetables. However, not all vegetables are good for guinea pigs

Is iceberg lettuce among the vegetable guinea pigs can eat? Let us find out in this article

Here’s If Guinea pigs Can Eat Iceberg Lettuce

Guinea pigs should not be given iceberg lettuce. Due to the high water content and low nutritional value, your guinea pigs are likely to suffer a stomach upset. It has high calcium which can lead to bladder stones. However, if your guinea pigs like icebergs, give a small portion mixed with other vegetables.

Can Guinea pigs eat iceberg lettuce

Nutritional Composition Of Iceberg Lettuce

Iceberg lettuce is widely known to have low nutritional value. However, it is important to know its nutritional composition. This helps you understand the benefits your guinea pig will derive from it.

Iceberg lettuce contains vitamin c and other minerals for the well-being of your guinea pigs.

The list below is the nutritional values of one cup of shredded iceberg lettuce according to

  • Calories -10
  • Fat – 0g
  • Cholesterol – 0mg
  • Sodium – 7mg
  • Carbohydrates – 2g
  • Fiber – 1g
  • Sugar – 1g
  • Protein – 1g

Types Of Lettuce

Lettuces come in different varieties and shapes. Here is a list of some of the common types of lettuce you should come across:

  • Butterhead Lettuce
  • Romaine Lettuce
  • Radicchio Lettuce
  • Leaf Lettuce
  • Stem Lettuce

Benefits Of Iceberg Lettuce For Guinea pigs

Iceberg lettuce has high is made up of about 95% water. This is good for hydration, especially in hot weather. That said guinea pig owners must still stay on the side of caution. Giving your guinea pigs too much lettuce causes digestive issues You should make sure your guinea pigs are provided with good drinking water.

In addition to the water content, iceberg contains vitamins and minerals.

Vitamin c

Vitamin C is essential for all guinea pigs. They derived this food from most fruits and vegetables. it is required to prevent a condition called scurvy.

Here are some symptoms to look out for when your guinea pig is deficient in vitamin C:

  • Guinea pigs become weak and lethargic
  • They have difficulty moving
  • Any wound on your guinea will not heal fast
  • Your guinea pigs tend to lose weight
  • Your guinea pigs will stop eating

If you observe any of the above symptoms, you must contact your Veterinary for professional advice and possible treatment.

Vitamin K

This vitamin works in conjunction with calcium to prevent bone fractures in your guinea pigs. It helps to prevent blood clotting


Your Guinea pigs need calcium for the development of strong bones and teeth. A point of caution. Too much calcium in the diet of guinea pigs is known to cause kidney stones.

Vitamin A

This vitamin is responsible for the good vision of your guinea pigs. It is also responsible for cell growth


Potassium helps for the proper functioning of the internal organs of your guinea pigs. These internal organs are the kidney, heart, and lungs. It also helps

Vitamin B

Vitamin B acts as an antioxidant and red cell production. The antioxidant helps fight free radicals in the body and the red cell production aids in the transportation of blood throughout your guinea pig’s entire body.

Vitamin B also ensures the proper functioning of the skin, eyes, and nervous system. It helps the body to release energy from the food eaten.


Iron is important for the reproductive health of guinea pigs. It also helps in the growth and development of your pigs.


Manganese is good for the healthy bones of your guinea pigs. It helps with the cartilage in their joints.

Risks of Feeding Guinea Pigs Iceberg Lettuce

There are some guinea owners who don’t feed their guinea pigs with iceberg lettuce. This is because of some risks associated with it. You need to be cautious when providing your guinea pigs with iceberg lettuce.

High Water Content

Iceberg has about 95% of its contents as water. This makes it bad for guinea pigs. Too much water in this vegetable can cause stomach upset for your guinea pig. A typical example is diarrhea.

Low In Nutrient

Due to the high amount of water in iceberg lettuce, its nutritional value tends to be very low. Guinea pigs need vegetables with high vitamin C for their growth and development. Iceberg lettuce lacks vitamin C compared to other types of lettuce.

Vitamin C is a daily requirement for your guinea pigs. Your guinea pig doesn’t produce vitamin c on their own. They get it through vegetables high in vitamin c

High Calcium

Iceberg lettuce contains a high amount of calcium. Guinea pigs need calcium for strong bones and teeth. However, feeding your guinea pigs regularly with a vegetable high in calcium leads to the bladder and kidney stones.

You must feed your guinea pigs high-calcium vegetables 2 to 3 times a week


One thing which should concern you when feeding your guinea pig vegetables is pesticide contamination. Guinea pigs are small animals, so their digestive system cannot handle even the minute trace of chemicals, especially pesticides.

So it is important to wash your vegetables before feeding them to your guinea pigs. If you have the means to buy organic, go for it.

Rember pesticides are dangerous to guinea pigs and can have dire consequences for your guinea pigs.

Do Guinea Pigs Like Iceberg Lettuce

Guinea pigs like to enjoy lettuce. However, due to the high content of water and low nutritional value, you have to feed your guinea pigs a few portions.

There are other varieties of lettuce such as romaine lettuce which is a better alternative to iceberg.

Can Guinea Pigs Eat Iceberg Lettuce Every day?

Guinea pigs should never be fed iceberg lettuce every day. Iceberg lettuce’s high water content is not ideal for the digestive organ of guinea pigs to handle. You should always give your guinea pigs iceberg lettuce combine with other high-nutritional vegetables.

Examples of such high-nutritional vegetables are broccoli leaves, dandelion green, parsley, kale, Brussels sprouts, cauliflower, and cabbage.

How Much Iceberg Lettuce Can A Guinea Pig Eat?

If your guinea likes to eat iceberg lettuce, you need to be aware of the portion size. Due to its low nutritional value and high water content,

your guinea pig should be given iceberg lettuce at least twice a week. You don’t feed your guinea pigs only iceberg lettuce. You must combine it with other vegetables before feeding your guinea pig.

This prevents any bloating and possible diarrhea.

Alternative Types of Lettuce To Feed Your Guinea Pigs

Iceberg lettuce as we have established has low nutritional value and high water content. Feeding your guinea iceberg lettuce comes with a lot of risks. There are other varieties of lettuces you can feed your guinea pigs without any side effects.

Here is the list of best lettuce alternatives you can feed your guinea pigs:

  • Romaine lettuce
  • Radicchio lettuce
  • Little Gem Lettuce

These lettuces contain more vitamins and minerals than iceberg lettuce. You must feed these lettuces at least 2 to 3 times a week combined with other vegetables.

Final Thoughts

Many guinea pig owners like to give their guinea pigs lettuce. However, there are risks involved in feeding them iceberg lettuce. Iceberg is known to contain 95% of water. Feeding guinea pigs vegetables in high amounts of water lead to digestive issue such as dia

Iceberg is low in nutritional value and high in calcium. High-calcium vegetables have been known to cause kidney stones in guinea pigs.

So you must avoid feeding your guinea pigs iceberg lettuce. You may give your guinea pig iceberg as a treat occasionally.

You should always combine iceberg lettuce with other high-vitamin C vegetables such as parsley, broccoli, and cabbage before feeding your guinea pigs.


5 Interesting Types Of Lettuce

Vitamin C For Guinea Pigs

Scroll to Top