Why Does My Cat Keep Throwing Up?

Are you tired of constantly cleaning up after your feline friend’s vomit? As cat parents, we understand the frustration of not knowing why our cats keep throwing up. It can be overwhelming to figure out the root cause, especially when there are numerous reasons for it.

But why is it important to understand this unpleasant phenomenon? Well, vomiting can indicate underlying health conditions and lead to dehydration and malnutrition if left untreated. As responsible pet owners, it’s crucial to identify the reasons behind our cat’s vomiting episodes.

In this blog post, we’ll take a deep dive into the top 10 reasons why cats throw up. From hairballs and dietary changes to gastrointestinal problems and foreign object ingestion, we’ll explore each potential cause in detail. We’ll also provide you with some valuable tips on how to prevent vomiting episodes and when it’s time to take your cat to the vet for further evaluation.

So, if you’re fed up with playing the guessing game and want to learn more about your cat’s vomiting habits, keep reading. We’ve got you covered with all the information you need as a loving and caring cat parent.


These pesky balls of fur can cause discomfort and irritation for your furry friend, leading to frequent vomiting. But fear not, there are ways to prevent and manage hairballs in cats.

When a cat grooms itself, it ingests hair that cannot be digested and can form into a ball in the stomach. Long-haired cats like Maine Coons are especially prone to hairballs, but all cats can experience them. The good news is that regular grooming can help reduce the amount of hair that a cat ingests. Brushing and combing your cat regularly can remove loose hair before they have a chance to be ingested. This is especially important during shedding season when cats are more likely to shed excess hair. If your cat doesn’t enjoy being groomed, start slowly and use positive reinforcement to make the experience more enjoyable for them.

Another way to prevent hairballs is through dietary changes. Specialized diets or supplements that promote healthy digestion and reduce hairball formation are available at most pet stores. These products help the hair pass through the digestive system more easily, reducing the likelihood of hairball formation.

If your cat experiences frequent hairballs, it’s important to monitor their behavior and consult with a veterinarian if necessary. Frequent vomiting can lead to dehydration and other health issues if left untreated. In some cases, medication or other treatments may be necessary to help manage hairballs in cats.

In addition to grooming and dietary changes, promoting your cat’s overall health and reducing stress can also help prevent hairballs. Make sure your cat has access to fresh water at all times and a comfortable place to sleep. Providing toys and playtime can also keep them entertained and engaged. If you notice any changes in your cat’s behavior or routine, it’s important to address them promptly to prevent stress-related vomiting.

Diet-Related Issues

Unfortunately, diet-related issues are a common cause of this reaction in cats. Let’s explore the various causes of diet-related issues and how you can help your cat avoid them.

One possible cause of diet-related vomiting is an intolerance or allergy to certain types of food. Just like humans, cats can have adverse reactions to specific proteins or ingredients in their diet. Keep a close eye on your cat’s food and monitor any changes in their behavior or digestion.

Overeating is another culprit behind diet-related vomiting in cats. Some cats have an insatiable appetite and will eat everything in sight if given the chance. Overeating can lead to vomiting, as well as other health problems such as obesity and diabetes.

If you switch your cat to a new type of food too quickly, they may experience digestive upset and vomiting. To avoid this, introduce new foods gradually over several days to give their digestive system time to adjust.

Feeding your cat too much at once or too quickly can also cause vomiting. Overloading the stomach with more food than it can handle can lead to regurgitation. To prevent this, feed your cat smaller, more frequent meals throughout the day.

However, it is essential to note that frequent or severe vomiting may be a sign of a more serious underlying health condition such as inflammatory bowel disease or kidney disease. If your cat experiences persistent vomiting, seek veterinary advice immediately.


Just like humans, cats can experience stress from various sources such as changes in their environment or routine, separation anxiety, or even the introduction of a new pet into their household. This stress can lead to gastrointestinal issues such as vomiting.

Luckily, there are ways to help reduce stress in your cat and alleviate their vomiting. First and foremost, provide them with a safe and comfortable space where they can retreat when feeling overwhelmed. This could be a cozy bed in a quiet room or their favorite hiding spot. Additionally, giving your cat plenty of mental and physical stimulation can also help reduce their stress levels.

But what if these measures don’t work? That’s when pheromone sprays or diffusers come into play. These products release calming scents that mimic the natural pheromones cats produce, which can help reduce their anxiety and stress levels.

It’s essential to remember that if your cat’s vomiting persists despite efforts to reduce their stress levels, it may be necessary to consult with a veterinarian. They can rule out any underlying medical conditions that could be causing the issue.

Gastrointestinal Issues

Vomiting is usually an indication of gastrointestinal issues in cats, which can range from mild to severe. These issues can be caused by various factors and can lead to discomfort, irritability, and other unpleasant symptoms.

One of the most notorious culprits of vomiting in cats is hairballs. Cats are known to spend hours grooming themselves, and sometimes this habit leads to the accumulation of hairballs in their digestive tract. These hairballs cause irritation and discomfort, leading to vomiting.

Food intolerance is another cause of gastrointestinal issues in cats that can result in vomiting. Some cats may have a sensitivity or intolerance to certain types of food, leading to digestive upset and vomiting.

Gastroenteritis is a condition that causes inflammation of the stomach and intestines, often caused by viruses, bacteria, parasites or toxins. This condition is another common cause of vomiting in cats.

Inflammatory bowel disease (IBD) is a chronic condition that leads to inflammation of the digestive tract. Cats with IBD may experience vomiting, diarrhea, weight loss, and other symptoms.

Pancreatitis is yet another condition that causes inflammation of the pancreas and can cause vomiting, abdominal pain, and other discomforts.

Cats are curious creatures that may ingest foreign objects that can get stuck in their digestive tract. This can cause vomiting, abdominal pain, and other symptoms.

Unfortunately, cancer can also be a cause of vomiting in cats. Tumors in the digestive tract or other parts of the body can cause vomiting as well as other symptoms.

Liver disease and kidney disease are two additional conditions that can cause vomiting in cats. Symptoms of liver disease may include jaundice and lethargy while symptoms of kidney disease may include increased thirst and urination.

Hyperthyroidism is a condition that occurs when the thyroid gland produces too much thyroid hormone. This can cause a range of symptoms, including vomiting.

Toxins and Foreign Objects

There are times when our curious felines can’t resist exploring their environment with their mouths. Unfortunately, this behavior can lead to the ingestion of toxins and foreign objects, which are among the most common reasons why cats throw up.

Toxins can take many forms, from cleaning products to certain plants that can cause harm to our furry friends. When a cat ingests a toxic substance, it triggers their body’s natural defense mechanism, resulting in vomiting as the body tries to eliminate the harmful substances. To prevent accidental ingestion, it is essential to keep all potentially toxic substances out of reach of cats.

Moreover, foreign objects such as hairballs or small toys can also cause vomiting in cats. These objects can irritate or block the digestive system, leading to vomit as the body tries to expel them. Regular grooming and monitoring of your cat’s playtime can help prevent foreign object ingestion.

If you suspect your cat has ingested a toxin or foreign object, don’t hesitate to seek veterinary care immediately. Untreated ingestion of these items can lead to severe health complications for our feline friends.

Underlying Medical Conditions

If you notice your cat vomiting frequently, it can be a cause for concern. Did you know that underlying medical conditions are often the culprit behind this issue? In this blog post, we’ll explore various medical conditions that can lead to frequent vomiting in cats.

Gastrointestinal diseases such as inflammatory bowel disease (IBD) or pancreatitis are common medical conditions that cause vomiting in cats. These diseases cause inflammation of the digestive tract, leading to vomiting, diarrhea, and weight loss. If you observe these symptoms in your cat, it’s crucial to seek veterinary attention immediately.

Kidney disease is another underlying medical condition that can cause vomiting in cats. The build-up of toxins in the bloodstream leads to vomiting, along with increased water intake and weight loss. If your cat exhibits these symptoms, it’s essential to take them to the vet for a check-up.

Liver disease is yet another medical condition that can cause vomiting in cats. This condition can be caused by various factors such as infections, toxins, and tumors. So if your cat is persistently vomiting, it’s important to get them checked for liver disease by a vet.

Hyperthyroidism and diabetes are also medical conditions that can cause vomiting in cats. Overproduction of thyroid hormones causes hyperthyroidism while diabetes can lead to vomiting due to the body’s inability to regulate blood sugar levels properly.

Finally, food allergies or sensitivities may also cause gastrointestinal distress and vomiting in some cats. It’s essential to monitor your cat’s food intake and check with your vet if you suspect a food allergy or sensitivity.


In conclusion, cleaning up after your cat’s vomit can be frustrating, but identifying the reasons behind their vomiting episodes is crucial for their health. Vomiting can indicate underlying health conditions and lead to dehydration and malnutrition if left untreated. That’s why we’ve explored the top 10 reasons why cats throw up in this blog post.

Hairballs, dietary changes, stress, gastrointestinal issues, toxins and foreign objects ingestion, and underlying medical conditions are all potential causes of vomiting in cats. To prevent vomiting episodes, you can groom your cat regularly, provide specialized diets or supplements that promote healthy digestion and reduce hairball formation, and reduce stress levels through mental and physical stimulation or pheromone sprays.

It’s also important to monitor your cat’s food intake and check with your vet if you suspect a food allergy or sensitivity. If you suspect your cat has ingested a toxin or foreign object or exhibits persistent vomiting symptoms despite efforts to reduce their stress levels or dietary changes, seek veterinary care immediately.

Remember that early detection is key in treating any underlying medical conditions that may be causing your cat’s vomiting episodes.