Skip to Content

Can Iguanas Eat Mushrooms? 5 Risks involved

Can Iguanas Eat Mushrooms? 5 Risks involved

If you’re a big fan of mushrooms, you may be shocked to learn that iguanas rarely benefit from this and don’t enjoy it. Therefore, Can Iguanas Eat Mushrooms? Mushrooms come in numerous kinds and flavors. A varied diet is vital for the development of your iguana.

Humans have used mushrooms for decades for food and medicinal purposes. These are rich in antioxidants and vitamins, minerals and protein, essential elements for the human body’s well-being. Have you ever thought about whether iguanas can consume mushrooms?

Therefore, we’re going to inform you that – not at all. The consumption of mushrooms is not recommended for iguanas. Not even a small amount of mushrooms. Mushrooms are not beneficial to their health. Let’s discuss this further in-depth.

Can iguanas Eat Mushrooms?

Mushrooms shouldn’t be fed to iguanas in any way. While they are abundant in nutrients, mushrooms are not safe for iguanas, as we know. They are poisonous to iguanas and reptiles. Mushrooms contain the highest acidity in their linings with imbalanced calcium and phosphorus content.

Iguanas are omnivorous. Therefore they’re also insectivorous in their existence. They eat insects, fruits, greens, and plant matter diet. Even though iguanas are wild animals, their diet should be well balanced. Their diet should have flowers, fruits, grass and leaves. So, when deciding on the iguana diet, ensure it is low calorie but rich in protein, thus making it a healthy serving.

Mushrooms are high in Phosphorus, so it should not be fed to iguanas frequently. If feeding mushrooms, be sure they are well chopped, too. When we provide mushrooms to our iguanas, we must be aware of the species and nutrients in that variety. Since some mushrooms are poisonous, it is essential to know the species. Toxic mushrooms are known as toadstools.

Why are mushrooms not recommended for iguanas?

Can iguanas Eat Mushrooms, Why are mushrooms not recommended for iguanas

The only two things that make mushrooms poisonous to iguanas are their acidity and the ratio between calcium and Phosphorus. Imbalanced Phosphorus and calcium Food items are toxic like avocados must be kept away as the oxalic acid found in avocados could cause death to your iguana.

Avocados or mushrooms are life-threatening when given to iguanas in large doses. However, mushrooms aren’t safe to eat, even in small amounts. Let’s look at the best way to feed mushrooms to your pet.

Poor Calcium to Phosphorus Ratio

The adverse impact on health due to mushrooms can be heightened for iguanas when they are fed excessively. As it has a dangerous combination of calcium and Phosphorus, keep this from their diet. When providing an iguana, you should know what type of food will suit their tummy.

There are many foods in which calcium and Phosphorus are abundantly present and should be absconded. Calcium is crucial for the growth of iguana’s bone and tissue, and therefore, it is essential to ensure the proper balance of Phosphorus and calcium in iguanas. 


There are numerous kinds of mushrooms there, out of which some are poisonous to reptiles, especially iguanas. Humans love to eat some species of mushrooms, but those are not safe for iguanas. You’ll find a list of delicious mushrooms on the web, but none of it is suitable.

If you plan to go on a walk with your iguanas around the property, ensure that there aren’t any mushrooms. The iguana can differentiate between poisonous foods and healthy ones, which are beneficial. That’s why it’s imperative to be sure that mushrooms and other plants that are poisonous to your pet are removed from their vicinity.

Oxalic acids

In mushrooms, Phosphorus is not an element that hinders calcium absorption, but oxalic acid is the main culprit. Oxalic acid found in mushrooms makes calcium insoluble and indigestible. The reaction between oxalic acid and calcium impacts the calcium content in iguanas’ bodies. Thus, making your iguanas vulnerable to metabolic bone disease. Plus, mushrooms aren’t enough because they will never meet an iguana’s daily calcium requirement.

The symptoms of poisoning mushrooms

If your iguanas have consumed mushrooms accidentally or because of your mistake, the symptoms could be recognized as the following:

  1. Bleeding
  2. Vomiting
  3. Diarrhoea
  4. Seizures
  5. Salivating
  6. Lethargy
  7. Terms

Note: If you see any symptoms, you will need to see a doctor as soon as possible.

What happens if iguanas have eaten a mushroom?

Can Iguanas Eat Mushrooms? 5 Risks involved

When we take the Iguanas out of their cage, they get the chance to absorb the sun’s heat on their own. Sometimes, an iguana running around in a backyard might accidentally eat a mushroom out of curiosity. If this happens, it may be poisoning at speed based on the kind of mushroom or level of tolerance in the iguana.

There is no necessity to visit an animal vet if the iguana is vomiting but does not show any signs. It could be the result of a mild poison. But, there are other signs like drooling, bleeding, tearing, pupil constriction, fatigue, seizures, depression, and other severe symptoms which need a vet visit. It is recommended to see a vet. It is crucial to inform the veterinarian if your iguana has eaten mushrooms in a large amount.

What is a balanced iguana diet?

Around 70-80 of the iguana’s diet is greens. Beyond that, there are also yellow, red and orange veggies. The iguana’s diet includes a lot of alfalfa grass, parsley, clover, savoury cabbage, lionparni, coral, green beans and cilantro. Cactus is also a staple diet for iguana.

Food items like squash, sprouts, sweet potato, okra, cucumbers, mushrooms, carrots, peas, and corn should be included in small quantities. It is known that iguanas are predominantly omnivorous. One of the most popular food items for iguanas is the wild berry.

Iguanas require calcium and Phosphorus in the ratio of 2:1. It is crucial to provide a range of food items in an iguana’s serving. Their serving can have a variety of green leafy vegetables, including broccoli, turnips and parts of plants that are green.


The essential factor for anyone keeping iguanas is to provide nutritious food for the iguana. It is necessary to ensure that you feed them the proper diet for their health and longevity. It is crucial to provide your pet with various food choices and keep harmful foods from their servings. Since mushrooms can be poisonous, this is highly harmful to iguanas. Check More On Iguanas. Follow us on social media