Why Is My Dog Shedding So Much

dog shedding

Dog shedding is a common concern for pet owners, leaving many wondering, "why is my dog shedding so much?" Understanding the underlying causes of excessive shedding is important for both pet health and the well-being of their owners. 

From natural processes like seasonal changes to more complex factors such as hormonal shifts and health conditions, we'll explore the various reasons behind excessive shedding.

Seasonal Shedding

One primary reason for excessive dog shedding is seasonal changes. Dogs, like many animals, have a natural shedding cycle influenced by daylight. As days grow longer or shorter, dogs may shed their fur accordingly. This shedding is part of a natural process, helping them adapt to temperature fluctuations. Breeds with double coats, such as Huskies or Golden Retrievers, often experience more noticeable shedding.

According to the American Kennel Club, dogs shed most in the spring and fall, with hormonal changes influencing this shedding pattern. Understanding your dog's breed and its typical shedding patterns can help you distinguish between normal and excessive hair loss.

Hormonal Changes

As our dogs grow and age, their bodies undergo hormonal changes that can significantly impact their coats. Just like humans, dogs experience shifts in hormone levels throughout different life stages. These hormonal fluctuations influence the thickness and texture of their fur.

Puppies, for example, might go through a "puppy uglies" phase where their soft puppy fur falls out to make way for their adult coat. Female dogs, particularly during heat cycles and pregnancies, may also experience changes in their coat due to hormonal shifts. Similarly, older dogs may undergo hormonal imbalances that contribute to increased shedding.

According to a study published by the National Institute of Health, hormonal shifts, especially related to photoperiod (day length), can impact the growth and shedding of fur in dogs. Understanding these natural hormonal changes is critical to understanding your dog's shedding patterns. While it's a regular part of their development, providing your pup with proper nutrition and regular veterinary care can help manage the impact of hormonal fluctuations on their furry coats.

Diet and Nutrition

The saying "you are what you eat" also applies to dogs. Nutrition plays a vital role in maintaining a healthy coat. A deficiency in essential nutrients like omega-3 fatty acids, biotin, and zinc can contribute to excessive shedding. You should ensure your dog's diet includes high-quality, well-balanced food supporting skin and coat health.

Regular veterinary check-ups can help identify any nutritional gaps and guide you in choosing the proper diet for your dog's specific needs.

Stress and Anxiety

Dogs are sensitive creatures, and stress or anxiety can manifest in various ways, including increased shedding. Changes in the household, new family members, or environmental stressors can trigger excessive hair loss. Identifying the source of stress and implementing positive reinforcement, play, and routine can help alleviate anxiety-related shedding.

A balanced lifestyle, proper exercise, and mental stimulation are essential in minimizing stress and promoting a healthy coat.

Environmental Factors

Environmental factors, such as changes in climate, exposure to pollutants, or reactions to certain cleaning products, can influence dog shedding. Dogs can be sensitive to environmental changes, and it's essential to create a pet-friendly space that minimizes potential triggers.

Understanding your dog's sensitivity to environmental factors allows you to make informed choices to reduce shedding and create a healthier living environment.

Medical Conditions

Beyond external factors, excessive shedding might be a symptom of an underlying medical condition. Skin infections, hormonal imbalances, and autoimmune diseases can contribute to hair loss in dogs. Skin allergies could also cause your dog discomfort, while potentially contributing to extra hair shed as well! For more information, check out our other article about dog skin allergies and treatment.

Regular veterinary check-ups are essential to rule out potential health issues and ensure early detection and treatment.

Aging Process

As dogs age, their bodies undergo various changes, and shedding patterns can be influenced by the aging process. Older dogs may experience thinner coats or increased shedding due to hormonal shifts. While aging is a natural part of life, maintaining a healthy diet and regular veterinary check-ups can support your senior dog's overall well-being.

Grooming Practices to Control Shedding

Proper grooming is important in controlling dog shedding. Regular brushing helps remove loose hair and prevents it from accumulating on furniture and floors. Depending on your dog's breed and coat type, grooming requirements vary. Consult with your veterinarian or a professional groomer to establish an effective grooming routine.

The Connection Between Human Health and Dog Allergies

Dog shedding doesn't just affect your furry friend; it can impact human health as well. Excessive shedding can exacerbate allergies in people, especially those with sensitivities to pet dander. Pet allergies can trigger respiratory issues, skin irritations, and other allergy symptoms in humans.

Dog Allergen Neutralizing Spray

Pacagen's Dog Allergen Neutralizing Spray (Coming Soon!) is a revolutionary product designed to target and neutralize allergy-causing proteins in pet dander. This scientifically formulated spray offers a proactive solution to minimize allergens, creating a more comfortable space for pet owners, especially those prone to allergies.


Understanding why your dog is shedding more than usual involves exploring various factors, from natural shedding cycles to dietary considerations and potential health issues. Regular veterinary care, a balanced diet, and proactive grooming practices are essential in managing shedding and promoting a healthy coat. 

For pet owners who may have exacerbated allergies in response to their dog’s shedding, Pacagen's Dog Allergen Neutralizing Spray offers an additional layer of support, helping create a harmonious living space for both dogs and their owners. By addressing the root causes of shedding, you can ensure a happy, healthy life for your canine companion.