Why is my betta fish vomiting?

In this post, we will answer the question “Why is my betta fish vomiting?”. We will also discuss what you should do in case your betta fish start vomiting or spitting out the food.

Why is my betta fish vomiting?

Simply put, the most common reason your betta is spitting out food is that the portion is too large for him. Around the size of your betta’s eyeball, its stomach is approximately the size of a pellet, and some pellets are much larger than that. Consequently, your betta will spit food out a couple of times since he will be unable to consume it completely in most circumstances. However, this does not imply that he is not consuming food. Occasionally, he may be seen eating only a few bites of the meal.

It could be a digestive issue

Your betta fish may be suffering from digestive problems if you observe him spitting out food or just refusing to consume food. This is quite frequent in bettas and is often not a cause for concern. 

Constipation is the most common condition that your betta will be experiencing at the time. If you suspect your betta is suffering from constipation, you may likely notice other signs as well, such as her inability to defecate.

Your betta fish could be a juvenile

If you’ve only recently acquired your betta, he may still be considered a youngster. It is common for them to only be given live food while they are young. In this case, whether you’re giving them pellets or flakes, there might be two issues. The first issue is that your betta isn’t used to eating pellet or flake food, which is understandable. 

The second possibility is that the food is just too large at the moment, as was the case previously. If you believe either of these scenarios to be true, you should experiment with different foods until you discover something your betta will eat. Following the discovery of something, he begins gradually adding other items into his diet as he grows larger, eventually being willing to consume anything.

It could be a parasite infestation

Bettas can occasionally become infected with parasites in their stomach, although this is quite unusual. They can prevent your betta from being able to consume food appropriately. It is possible that he is not hungry, but he is unable to swallow food, and as a result, will spit it out. 

However, the likelihood of it being a parasite is far lower than the likelihood of it being anything less harmful. However, if you suspect that your betta is infected with a parasite, you should immediately relocate him to a quarantine tank. This will prevent him from contaminating your aquarium and infecting other fish. 

You should look for additional signs of a parasite in addition to swimming difficulties in your betta before suspecting it is suffering from one.

If my betta fish vomits, is it a serious cause of concern?

Most of the time, if your Betta fish starts spitting up food, there is nothing to be concerned about. Most likely, this is because the meal is too huge for the fish. 

Bettas are stunningly attractive fish, but their vibrant colours can sometimes mask indications of illness in the fish. A parasite infection or constipation in your Betta may be indicated if you observe that your Betta has not been feeding well, has been sitting in one place for a lengthy period, or has clamped ends.

What should I do if my betta fish throws up?

You’ve discovered the reason why your Betta fish is spitting up food, and you’re probably asking what you can do to assist it. Pre-soaking the dry food and bloodworms will make it easier for the Betta to digest their diet. Before purchasing, inquire with the business owner about the age of the Betta. If this is the case, then modify its meals to accommodate its diet. It is necessary to visit a doctor and obtain medication for the treatment of parasites if the animal has parasites.

What to know about betta fish spitting out food?

Many people believe that you can have your fish tank and just let your fish do It’s what they do. However, a betta fish may be quite dirty, and it is not always interested in eating the food that is provided to it. 

If you believe your fish behaves in this manner, you may want to consider providing it with a better split out food device for softening the food that it consumes. Keeping your fish clean and happy at all times will be much easier with this method. 

This procedure has the potential to cause the fish to lose interest in its meal, which may result in the fish separating the food because it tastes awful. 

Another way that might assist you in getting rid of your best splits is to treat the water in your aquarium with a special filter designed for this purpose. The bacteria that naturally occur in the water will have an easier time dissolving the waste products, and they will be much easier to remove as a result.


In this post, we answered the question “Why is my betta fish vomiting?”. We also discussed what you should do in the case your betta fish start vomiting or spitting out the food.

If you have any thoughts or doubts, feel free to drop us a comment below!

Frequently Asked Questions (FAQs): Why is my betta fish vomiting?

What could have caused my betta fish to vomit?

Bettas can occasionally become infected with parasites in their stomach, although this is quite unusual. They can prevent your betta from being able to consume food properly. It is possible that he is not hungry, but he is unable to swallow food, and as a result, will spit it out. 

What exactly is coming out of my betta fish’s mouth? 

Betta excrement will always settle to the bottom of the tank in a healthy aquarium. When your betta is constipated, on the other hand, his excrement will be stringy and will dangle from him. If you observe this, you should seek medical attention as soon as possible for constipation treatment. 

What is causing my fish to vomit up food? 

When it comes to fish, a tiny bit of food is all they require, so consider feeding them somewhat less frequently. Some fish will also spit their meal out if the particles are too large, which will break them down into smaller, more digestible pieces. Additionally, some fish like tasting their food before consuming it. 

What is causing my betta fish to have difficulty eating? 

They are not capable of dealing with all water temperatures, even though betta fish can survive in a rather wide variety of water temperatures. The fact that your betta fish is refusing to eat might be since the temperature of your water is beginning to drop too low (they may also start laying at the bottom of the tank). 

What is pinecone in the context of betta fish? 

Dropsy/pinecone: This is not an illness in and of itself, but rather a symptom of a variety of other conditions. Generally speaking, this refers to a fish that looks to be rounder than normal, with a bloated body cavity. The pinecone look is caused by the distention of the underlying skin in such a way that the scales are flared out from the body, giving the appearance of a pinecone. 

What amount of pellets should I give my betta every day? 

Instructions on how to feed your betta fish. You should feed your betta fish two to four pellets once or twice daily, depending on the size of the fish. When pellets are placed in water, they expand and become very filling for your betta fish. One to two days each week, freeze-dried or fresh food can be swapped for the pellets that they are now receiving.


Betta Fish Spitting Food Out – https://www.bettacarefishguide.com/betta-fish-spitting-food-out/

Do Betta Fish Throw Up Food? – https://bettafishworld.com/do-betta-fish-throw-up-food/