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Matted Hair in Dogs

Author: Dr. med. vet. Gisa Löwe | Last modified: 17.02.2026

When to visit the vet?

Home care monitor at home and contact your vet if worse

If the condition worsens / symptoms persist, consult a veterinarian.

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Matted hair in dogs describes a condition in which the dog’s hair becomes tangled and matted together, making it difficult to brush or groom. This condition can lead to skin problems, discomfort, and in severe cases, infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease..

Can Occur with the Following Diseases:

Sebaceous Adenitis (Inflammation of the Sebaceous Glands)

Grundlagen und mögliche Ursachen

Dog hair becomes matted for a variety of reasons, related both to coat structure and external factors. Dogs with long or dense coat types are particularly prone to matting. The structure of their coat means it tangles and mats easily, especially if it isn’t groomed regularly. In addition, the dog’s activity level also plays a role. Dogs that spend a lot of time outdoors—especially in damp or dirty environments—tend to collect more dirt and moisture in their coat, which promotes matting.

Another factor is a lack of regular grooming by the owner. Regular brushing is essential to remove loose hair and prevent matting. If this routine is neglected, hair can become matted quickly. Health issues such as skin diseases or parasiteA parasite is an organism that lives on or in another living being (the host) and feeds at its expense. Parasites can cause a variety of diseases in animals and humans. infestations can also contribute to matting, as they irritate the skin and lead the dog to lick or scratch more often, which further mats the coat.

In addition, certain diseases or nutritional deficiencies can impair coat quality, making it more prone to matting. An imbalanceImbalance refers to an imbalance or disruption of normal function or composition in the body, which can lead to health problems. of essential fatty acids, vitamins, or minerals can weaken hair structure and compromise the skin’s natural protective barrier.

Typische Begleitsymptome

Skin redness: Matted hair can lead to redness of the skin, as the hairs pull on the skin and cause irritation.
Skin irritations: Constant pulling and friction from matted fur can cause irritation and, in severe cases, small skin injuries.
Odor: Matted hair can trap moisture and dirt, which can lead to an unpleasant odor.
Skin infections: Restricted air circulation and friction can lead to bacterial or fungal infections.
Discomfort or pain: The dog may show discomfort or pain, especially when touched or brushed.

Wann zum Tierarzt?

It’s important to see a veterinarian if the matting is so severe that it affects the dog’s skin or if the dog shows signs of Pain. A veterinarian should also be consulted if skin irritation, infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease., or unusual odors are noticed. A veterinary exam may also be necessary to rule out underlying health issues that promote matting.

If the dog shows signs of discomfort or Pain when touched, or moves or plays less than usual, do not hesitate to see a veterinarian. Another warning sign is if the dog is constantly Scratching or biting, which may indicate skin irritation or skin infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease..

Symptomerkennung für den Tierhalter und tierärztliches diagnostisches Vorgehen

As a pet owner, you should inspect your dog’s coat regularly to spot matting early. Especially in dogs with dense or long coats, it’s important not to neglect grooming. Mats are often visible or can be felt by running your fingers through the coat. They may appear as thickened or hard areas in the coat.

The veterinarian will first perform a thorough examination of the dog’s coat and skin to determine the extent of the matting and possible skin problems. They will also look for signs of infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. or parasites. In some cases, the veterinarian may take skin or hair samples to test for infectionAn infection is the colonization and multiplication of pathogens such as bacteria, viruses, fungi, or parasites in an organism, which often, but not always, leads to a disease. or other problems. The diagnosisA diagnosis is the identification of a disease or condition by its symptoms and/or results from diagnostic tests. It is the first step in the management and treatment of patients. also includes an assessment of the dog’s overall health to identify underlying causes such as nutritional problems or skin conditions.

Was kann der Tierhalter tun und professionelle Therapieoptionen

To remove the mats, the owner should use a special dematting comb or brush. It’s important to be gentle and patient to avoid injuring the dog. With severe matting, it may be necessary to carefully trim or shave the coat. Caution is needed to avoid injuring the skin. If in doubt, consult a professional dog groomer.

In addition to mechanically removing the mats, applying special dematting sprays or conditioners can help loosen the hair and make brushing easier. It’s important to use products suitable for dogs to avoid skin irritation. Regular grooming is crucial to prevent future matting. The owner should make a habit of brushing the dog’s coat daily or at least several times a week, depending on the dog’s coat type.

To support coat health, the dog’s diet can also be reviewed. A balanced diet rich in essential fatty acids, vitamins, and minerals supports healthy skin and coat. If you’re unsure about the right diet, ask your veterinarian for advice.

Ausblick auf aktuelle Forschung

Matted dog hair is a widespread problem that can affect both animals’ quality of life and their relationship with their owners. Current studies are looking at the genetic predispositionA predisposition is an innate inclination or susceptibility of an organism to certain diseases or conditions. In dogs and cats, there may be a genetic predisposition to certain conditions such as hip dysplasia or certain heart diseases. of certain breeds to matting. They show that dogs with long, fine coats such as Poodles or Havanese are particularly susceptible. Researchers are currently examining the role of keratin and collagen structures in hair to understand why some coat types are more prone to tangling than others.

Another area of research is investigating the effects of environmental factors on matting. Factors such as humidity, temperature, and the level of pollution in the environment can increase the risk of hair matting. Scientists are developing models to understand the interaction between these environmental influences and hair structure. In the future, such models could help develop preventive measures tailored to a dog’s location or living conditions.

When it comes to care, there have been advances in developing products that can prevent or loosen matting. New formulations of dog shampoos and conditioners based on nanotechnology are showing promising results in the lab. These products aim to strengthen the hair and prevent knots from forming. Researchers are also experimenting with natural ingredients such as aloe vera and coconut oil to develop safe and effective grooming solutions.

The role of nutrition in dog coat health is also being researched intensively. Scientists are studying which nutrients can promote hair growth and strengthen hair structure. Omega-3 and omega-6 fatty acids as well as certain vitamins and minerals are in focus, as they may play a significant role in preventing matting. Early results suggest that a balanced diet can reduce the risk of matting.

Finally, there is also research into dogs’ behavioral psychology and how it can influence the risk of matting. StressStress refers to the state of an organism reacting to external stimuli or demands. In veterinary medicine, stress can have physical or psychological effects on animals, impacting their health and well-being. and Anxiety can cause dogs to scratch or lick more often, which leads to matted hair. Studies are analyzing how stressStress refers to the state of an organism reacting to external stimuli or demands. In veterinary medicine, stress can have physical or psychological effects on animals, impacting their health and well-being. management strategies and Behavioral changes can improve dogs’ well-being and coat health. This interdisciplinary research offers new insights into the link between mental and physical health in dogs.

Häufig gestellte Fragen

What are the main causes of matted hair in dogs? Matted hair in dogs can be caused by a range of factors, including insufficient grooming, lack of regular brushing, skin problems, parasiteA parasite is an organism that lives on or in another living being (the host) and feeds at its expense. Parasites can cause a variety of diseases in animals and humans. infestation, and the genetic predispositionA predisposition is an innate inclination or susceptibility of an organism to certain diseases or conditions. In dogs and cats, there may be a genetic predisposition to certain conditions such as hip dysplasia or certain heart diseases. of certain breeds.
How can I prevent my dog’s coat from matting? Regular brushing and combing are crucial to prevent matting. Use suitable grooming tools and make sure to groom thoroughly, especially in sensitive areas such as behind the ears and under the legs.
Which breeds are particularly prone to matted hair? Breeds with long, dense or curly fur such as poodles, Maltese, Havanese and Shih Tzus are particularly prone to matting due to their hair structure.
Can a dog’s diet affect the risk of matted hair? Yes, a balanced diet with adequate amounts of vitamins, minerals, and omega fatty acids can improve coat health and reduce the risk of matting.
Which care products are best suited to prevent matting? Products that contain moisturizing ingredients, such as dog shampoos with aloe vera or coconut oil, can help keep the coat supple and prevent matting.
What is the best way to deal with already matted hair? If the hair is already matted, proceed carefully and patiently. Use detangling sprays and special combs or brushes to gently loosen the knots. In severe cases, a visit to a dog groomer may be necessary.
Can stressStress refers to the state of an organism reacting to external stimuli or demands. In veterinary medicine, stress can have physical or psychological effects on animals, impacting their health and well-being. in dogs contribute to hair matting? Yes, stressStress refers to the state of an organism reacting to external stimuli or demands. In veterinary medicine, stress can have physical or psychological effects on animals, impacting their health and well-being. can cause excessive Licking or Scratching in dogs, increasing the risk of matting. StressStress refers to the state of an organism reacting to external stimuli or demands. In veterinary medicine, stress can have physical or psychological effects on animals, impacting their health and well-being. management strategies can help reduce this behavior.
Are there special brushes or combs that help with the care of susceptible breeds? Yes, there are special brushes such as detangling combs and slicker brushes that are particularly effective in caring for dogs with susceptible coats.
How often should I brush my dog to avoid matting? The frequency depends on your dog’s breed and coat structure. Dogs with long or thick coats should be brushed at least several times a week, while other breeds may only need brushing once a week.
What role does the environment play in the development of matted hair? Environmental factors such as moisture and dirt can increase the risk of matting. A clean, dry living environment can help reduce the risk.