Last Updated: 16/02/2026
Are Hairballs Dangerous? Managing Hairballs in Cats
Are hairballs a "normal" part of cat ownership? While common, frequent furballs can signal underlying issues. Discover expert vet advice on high-fibre diets, grooming tools, and stress management to help your cat "pet better" and stay blockage-free.
Author: Dr Carla Paszkowski BVSc (Hons)
Reading Time: 7 minutes - short read
Every cat parent knows the sound - that rhythmic, hacking cough in the middle of the night that inevitably ends with a soggy, fur-filled surprise on the rug. While we often joke about these "delicatessen nightmares," hairballs (technically known as trichobezoars) are more than just a cleaning nuisance. In the wild, grooming is essential for survival, but for our modern domestic companions, excessive hair ingestion can lead to serious digestive discomfort or even dangerous blockages. If your kitty is producing these furry sausages more than once a week, it’s time to look beyond the surface and lend a helping hand to their digestive health.
Understanding what hairballs really are
Hairballs or trichobezoars are clumps of hair regurgitated by cats, sometimes mistaken for faecal matter. The hairs are swallowed during the grooming process due to the unique barbs on your kitty's tongue. Usually this hair will pass through the digestive tract in the faeces, however when large clumps develop they may be regurgitated as a hairball.
Hairballs in cats can be caused by a number of contributing factors including digestive issues, low fibre diets, or poor coat quality. Read more about the causes of hairballs in cats.
Effective ways to treat and prevent hairballs
1. Choosing the best hairball diet for your cat
A cat's diet is the foundation of both a healthy coat and a smooth-running digestive system. When a diet lacks essential nutrients - particularly omega fatty acids, vitamins, and minerals - the hair follicles can weaken, leading to excessive shedding and more fur for your cat to swallow during their daily grooming sessions. Conversely, a diet specifically engineered for hairball control works via higher fibre levels to ensure that the hair your cat does swallow moves through the gastrointestinal tract rather than being brought back up.
Diets for ongoing maintenance
For cats with mild to moderate hairball issues, a premium retail hairball diet is often the perfect long-term solution. These recipes typically feature increased fibre levels and "sensitive stomach" blends to support gut motility.
Therapeutic solutions for frequent hairballs
If your cat is struggling with frequent hairballs despite being on a high-quality maintenance food, a therapeutic approach may be necessary. It is important to discuss any veterinary prescription diets with your vet prior to purchase, to ensure that they are safe and suitable for your pet.
Royal Canin Veterinary Diet Gastrointestinal Hairball
This precisely formulated, veterinary-strength diet is a game-changer for cats prone to blockages or chronic regurgitation. It is clinically proven to move significantly more ingested hair through the digestive tract and into the faeces compared to standard cat foods or even over-the-counter hairball formulas. It works by using a specific blend of fibres to gently "sweep" the digestive tract, ensuring fur keeps moving in the right direction.
2. The importance of regular brushing and grooming
Since cats are meticulous self-groomers, they spend a significant portion of their day licking their fur. Those tiny, sandpaper-like barbs on their tongue are incredibly efficient at catching loose hair - which then has nowhere to go but down the hatch. By stepping in with a regular brushing routine, you can intercept that loose fur before your cat swallows it, drastically reducing the formation of hairballs.
During seasonal shedding periods, daily brushing becomes even more critical. It’s not just about keeping your furniture clean; it’s about supporting your cat's digestive health.
Choosing the right tool for the job
Not all coats are created equal, and neither are the brushes designed to maintain them. Choosing a tool that matches your cat’s specific hair type will make the process more effective and much more enjoyable for your feline friend.
- Bristle brushes: These are a fantastic all-rounder for most cats, particularly short-haired breeds. They are gentle on the skin and excellent at smoothing the coat while removing surface hair and debris.
- Pin or slicker brushes: If you share your home with a long-haired beauty, these brushes are essential. The fine, wire bristles are designed to reach through the thick topcoat to tease out tangles and remove the dense undercoat where hairballs often begin.
- De-shedding tools: When the seasons change and the "fluff-mageddon" begins, a dedicated de-shedding tool can be a lifesaver. These are designed to reach deep into the undercoat to remove loose hairs that haven't yet fallen out, often reducing shedding far more effectively than a standard brush.
Grooming for the brush-shy cat
We’ve all met cats who view a traditional brush with deep suspicion. If your cat tends to make a disappearning act as soon as the grooming kit comes out, consider a soft rubber curry brush. These flexible, silicone-style brushes mimic the feeling of a firm stroke or a massage.
Not only do they stimulate blood flow to the skin - promoting a healthier, more resilient coat - but they are often tolerated much better by sensitive cats. It turns a chore into a bonding session, allowing you to remove dead hair while your kitty thinks they’re just getting some extra-special chin rubs.
Read more about cat brushes in our article What are the Best Cat Brushes?
3. Managing stress-related overgrooming
Some people bite their nails or grind their teeth when they're anxious so it's no surprise that cats may also exhibit certain behaviours when anxious or stressed.
Increased grooming is a common sign of anxiety which may not only contribute to hairball formation but can also cause bald patches and sores. To treat the anxiety, you will need to pinpoint and treat the cause (new pet, new house etc). Providing additional hiding spots or safety zones and using anti-anxiety products may help your feline friend to feel more secure.
Learn about the easiest ways to reduce stress in our article How to Reduce Anxiety in Cats
4. Addressing skin irritations and parasites
When a cat's skin is itchy or irritated, their natural instinct is to lick, chew, and overgroom the affected area to find relief. This "over-maintenance" leads to a significant increase in the amount of fur they swallow, which quickly translates into more frequent hairballs. Identifying and managing these external triggers is a vital step in breaking the hairball cycle and ensuring your cat is comfortable in their own skin.
The role of parasite prevention
The most common cause of skin irritation in Australian cats is the humble flea. Even a single flea bite can trigger a frantic grooming session, especially if your cat has a flea-bite hypersensitivity. To keep your cat's skin calm and their coat intact, it is essential to keep their parasite prevention up to date year-round. Using a reliable, high-quality treatment helps ensure that "hitchhikers" don't turn your cat into a self-grooming machine.
Investigating allergies and environmental triggers
If parasites have been ruled out but your cat is still overgrooming, it may be time to work with your vet to look into potential allergies. Just like humans, cats can develop sensitivities to various elements in their environment or diet.
- Environmental allergies: Your kitty might be reacting to specific grasses, pollens, or plants in the garden. This often manifests as itchy paws, belly, or ears.
- Food sensitivities: Occasionally, an ingredient in your cat's regular meals can trigger skin inflammation. This often requires a structured elimination diet trial, conducted under the guidance of your veterinarian, to pinpoint the exact ingredient causing the fuss.
Learn more about Cat with Sensitive, Itchy Skin, and Food Allerges in Cats.
FAQs
Managing hairballs is a multi-front mission that combines good nutrition, consistent grooming, and a keen eye on your cat’s mental wellbeing. By introducing a high-fibre diet and a dedicated brushing routine, you can help most of that swallowed fur pass safely through to the litter box rather than back up onto your carpet. Remember, while the occasional furball is part of life with a cat, frequent hacking shouldn't be ignored. If these home strategies don't do the trick, a quick chat with your local vet is the best way to ensure your feline friend stays "hairball-free" and full of beans.
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History
Our experts continually monitor the health and wellness space and we update our articles when new information becomes available.
Tue 17 Feb 2026
Edited by Dr Teagan Lever BVSc (Hons)Dr Carla Paszkowski BVSc (Hons)
Veterinarian
Dr. Carla graduated from the University of Queensland in 2013 with a Bachelor of Veterinary Science and worked for a number of years in small animal clinics across South East Queensland. While Carla enjoys most facets of clinical veterinary work, she holds a special passion for feline medicine, pocket pets, and nutrition.
