Why Do Betta Fish Spit Out Food?

Bettas are unique and beautiful fish, but they have some strange habits. For example, bettas often spit out the food they just ate. This is a natural response triggered by stress or changes in the tank environment. Luckily, it’s a harmless behavior that doesn’t hurt your betta. In this article, we will go over everything you need to know about why betta fish for sale spit out food.

What is Betta Spit Out?

Betta spits out or regurgitation is when your betta fish spits out food that it recently consumed. It’s not a diet thing, and it’s not because he doesn’t like the taste of his food. Bettas often spit out nutritious food like bloodworms and brine shrimp. This is simply a way they clean their insides. Betta fish regurgitate to clean their internal organs, remove parasites and bits of debris, feed their fry, and get rid of excess protein in their bodies. This is a natural biological response triggered by stress or changes in the tank environment, such as a water change.

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Why Do Bettas Spit Out Food?

Bettas are carnivores and usually eat bloodworms, brine shrimp, and other high-protein foods. This diet is the leading cause of why betta fish spit out food. Bettas have very sensitive digestive tracts that are easily upset. This can cause them to regurgitate their food as a way of protecting themselves. Betta fish also regurgitate when their body is trying to remove parasites.

Sometimes, you may see parasites in your betta’s spit up. If you notice parasites, you’ll want to treat your fish with a parasite medication as soon as possible. Bettas also spit out food when their water quality is low or when their tank temperature changes. If your betta spits out their food frequently, you may need to upgrade the water quality in your tank or get a heater to keep your fish happy.

Tips to Avoid Betta Spitting

As you’ve read, bettas will spit out their food when they are stressed. So, you should take care to avoid stressing your fish as much as possible. Here are a few tips for reducing stress for your betta:

– Avoid frequent water changes. Once a month should be plenty for most tanks.

– Make sure the water temperature is consistent.

– Keep the tank away from loud noises.

– Don’t overfeed your betta. They only need a couple of pellets a day.

– Avoid large tankmates. Bettas don’t do well with other fish, and other fish don’t do well with bettas.

– Get your betta a tank mate if he is alone.

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How to Clean Betta Spit Out

Most of the time, bettas spit out their food because their bodies are trying to protect them from parasites and illness. You should clean out betta regurgitation, but not with water. Water promotes the growth of parasites. When cleaning out spit-up, use a dry, soft cloth. You can use a paper towel, but it may leave behind pieces of paper.

If you use a cloth, be careful not to scratch the glass of your aquarium. While cleaning your betta’s regurgitation, look for signs of parasites or diseases in the spit-up. Any abnormalities may be an indication of something more serious. If you find signs of illness, you will want to treat your betta as soon as possible.


Betta spitting is a natural defence mechanism, but it can be gross to clean up. To reduce the risk of betta spitting, try to keep your tank environment consistent. Avoid large and frequent water changes, and try to keep the tank temperature consistent. Avoid overfeeding your betta, and try to get your fish a tank mate if it is alone. If you follow these tips, you can reduce the risk of your betta spitting and have a healthier tank. Your betta will be happier, and you will have less cleanup to do.