How To Get Dogs To Gain Weight

A healthy-looking dog with a full bowl of food

As a dog owner, it can be concerning to notice that your furry friend is underweight. While some dogs naturally have a lean physique, being underweight can lead to health issues, such as a weakened immune system, decreased muscle mass, and a lack of energy. This article will discuss why a healthy weight is important for dogs, common reasons for underweight dogs, identifying if your dog is underweight, factors that contribute to weight loss in dogs, and tips for feeding to help your dog gain weight.

Understanding the Importance of a Healthy Weight for Dogs

Just like humans, dogs require a healthy weight to function optimally and maintain good health. Being underweight can lead to various health problems, including weakened immunity, rough coat, decreased muscle mass, and lethargy.

On the other hand, overweight dogs are more prone to health problems such as joint pain, heart disease, respiratory problems, and decreased mobility.

A healthy weight for a dog depends on various factors, including breed, age, gender, and activity level. A vet can help you determine your dog’s ideal weight based on their specific needs.

It’s important to note that maintaining a healthy weight for your dog goes beyond just their physical health. Obesity in dogs can also lead to behavioral issues such as anxiety and aggression. Additionally, overweight dogs may have a shorter lifespan compared to dogs who maintain a healthy weight.

One way to help your dog maintain a healthy weight is through regular exercise. This can include daily walks, playing fetch, or even swimming. Providing your dog with a balanced diet that is appropriate for their age and activity level is also crucial in maintaining a healthy weight.

Common Reasons for Underweight Dogs

There are various reasons why a dog may be underweight. These can include:

  • Underfeeding or improper feeding practices
  • Dental problems that cause discomfort while eating
  • Gastrointestinal issues such as chronic diarrhea or vomiting
  • Parasitic infections such as worms or fleas
  • Underlying health conditions such as thyroid problems, cancer, or liver disease
  • Aging, which can cause a decrease in muscle mass and appetite

It is important to note that underweight dogs may also be a result of stress or anxiety. Dogs that are experiencing stress or anxiety may lose their appetite or have trouble digesting their food properly. This can lead to weight loss and other health issues. It is important to address any underlying behavioral issues that may be causing stress or anxiety in your dog, in addition to addressing any physical health concerns.

Identifying if Your Dog is Underweight – What to Look For

It can be challenging to determine if your dog is underweight, especially if their healthy weight is not known. However, there are some signs to look out for:

  • Prominent ribs and spine
  • Lack of muscle definition
  • Visible hipbones and shoulder blades
  • A noticeable waist tuck
  • Little to no fat on the body

If you suspect that your dog is underweight, it is important to consult with a veterinarian to determine the cause and develop a plan to help your dog reach a healthy weight. Underweight dogs may have underlying health issues, such as parasites or thyroid problems, that need to be addressed. Additionally, a veterinarian can provide guidance on proper nutrition and exercise to help your dog gain weight in a healthy way.

Factors That Contribute to Weight Loss in Dogs

Several factors can contribute to weight loss in dogs, including:

  • Inadequate diet and nutrition
  • Illness or disease
  • Emotional or psychological distress
  • Old age
  • Inactivity

One of the most common causes of weight loss in dogs is inadequate diet and nutrition. Dogs require a balanced diet that includes all the necessary nutrients, vitamins, and minerals to maintain a healthy weight. Feeding your dog a diet that is high in fat and calories can lead to obesity, while feeding them a diet that is low in calories and nutrients can cause weight loss.

Another factor that can contribute to weight loss in dogs is illness or disease. Dogs that are suffering from an underlying medical condition may experience a loss of appetite, which can lead to weight loss. Some common illnesses that can cause weight loss in dogs include cancer, kidney disease, and diabetes.

Feeding Tips to Help Your Dog Gain Weight

If your dog is underweight, proper feeding practices can help them gain weight in a healthy manner. Here are some tips to consider:

  • Feed your dog a high-quality food with enough calories to meet their nutritional needs. Avoid generic or low-quality food.
  • Feed smaller meals more frequently, ideally three to four times a day.
  • Add healthy “toppers” such as boiled chicken, scrambled eggs, or canned sardines to your dog’s kibble.
  • Avoid feeding your dog table scraps, as they can cause digestive problems.
  • Monitor your dog’s weight and adjust their diet accordingly after consulting with your vet.

It’s important to note that weight gain should be a gradual process for your dog. Rapid weight gain can lead to health problems such as obesity and joint issues. Additionally, exercise is also important for your dog’s overall health and can help build muscle mass. Consult with your vet to create a balanced diet and exercise plan for your underweight dog.

Choosing the Right Dog Food to Help with Weight Gain

When selecting a dog food to help with weight gain, choose a high-quality food with enough calories to meet your dog’s needs while also being rich in protein and fat. Look for food specifically designed for weight gain, such as those labeled “performance,” “sport dog,” or “high-protein.”

It’s important to note that weight gain in dogs should be gradual and healthy. Rapid weight gain can lead to health problems such as joint issues and heart disease. Consult with your veterinarian to determine the appropriate amount of food and exercise for your dog’s weight gain goals. Additionally, consider incorporating low-impact exercises such as swimming or walking to help build muscle mass and promote overall health.

The Role of Protein and Fat in a Dog’s Diet

Protein and fat are essential components of a dog’s diet and play a crucial role in weight gain. Protein helps build and maintain muscle, while fat provides energy and helps maintain a healthy coat. When choosing food for weight gain, make sure it contains adequate levels of protein and fat to meet your dog’s needs.

In addition to weight gain, protein and fat also contribute to a dog’s overall health and well-being. Protein is necessary for the production of enzymes, hormones, and antibodies, which help regulate bodily functions and fight off infections. Fat is important for the absorption of vitamins and minerals, as well as for maintaining healthy skin and joints. However, it’s important to note that too much protein and fat can lead to obesity and other health issues, so it’s important to consult with a veterinarian to determine the appropriate amount for your dog’s individual needs.

Nutritional Supplements to Boost Your Dog’s Weight Gain

In addition to a high-quality diet, there are many nutritional supplements that can help your dog gain weight. These include:

  • Fish oil, which contains healthy fats and can help improve coat condition
  • Probiotics, which can aid in digestion and promote a healthy gut
  • Joint supplements, which can help support joint health and mobility, especially in aging dogs

It is important to note that while nutritional supplements can be beneficial for weight gain, they should not be used as a substitute for a balanced diet. Additionally, it is recommended to consult with a veterinarian before adding any supplements to your dog’s diet, as some may interact with medications or have potential side effects.

Homemade Recipes for High-Calorie Dog Food

If you prefer to make your dog’s food at home, there are many homemade recipes available that are high in calories and nutrients. Some great ingredients to include in homemade dog food for weight gain include chicken, beef, eggs, sweet potatoes, peas, and brown rice. Consult with a veterinarian to ensure you are providing your dog with a balanced diet.

It is important to note that not all dogs require high-calorie diets. If your dog is already at a healthy weight, feeding them high-calorie food can lead to obesity and other health problems. Always consult with a veterinarian before making any changes to your dog’s diet.

Meal Frequency and Portion Control for Optimal Weight Gain

When trying to help your dog gain weight, meal frequency and portion control are crucial factors to consider. Feeding smaller meals more frequently can help encourage your dog to eat more and avoid digestive problems. Portion control is essential to ensure your dog is consuming enough calories but not overeating and becoming overweight.

It is also important to choose the right type of food for your dog’s weight gain goals. Look for high-quality, nutrient-dense dog food that is specifically formulated for weight gain. These foods typically have higher levels of protein and fat, which can help your dog build muscle and gain weight.

In addition to adjusting your dog’s diet, regular exercise can also help with weight gain. Incorporating activities such as walking, running, or playing fetch can help your dog build muscle and increase their appetite. However, it is important to start slowly and gradually increase the intensity and duration of exercise to avoid overexertion and injury.

Exercise Regimen: A Key Factor in Helping Dogs Gain Weight

In addition to proper feeding practices, regular exercise is also important for dogs to gain weight. Exercise helps build muscle and improve appetite by increasing metabolism. Start with light exercise and gradually increase it as your dog gains weight and muscle mass. Consult with a veterinarian to determine the optimal exercise regimen for your dog based on their age, breed, and health conditions.

It is important to note that exercise should be tailored to your dog’s individual needs. For example, some breeds may require more exercise than others, while older dogs may need gentler forms of exercise. Additionally, it is important to monitor your dog’s response to exercise and adjust accordingly. If your dog seems fatigued or experiences any discomfort, it may be necessary to decrease the intensity or duration of their exercise. Always prioritize your dog’s health and well-being when developing an exercise regimen.

Medical Conditions That Can Affect Your Dog’s Ability to Gain Weight

Some medical conditions can make it difficult for your dog to gain weight. These include thyroid problems, cancer, liver disease, and gastrointestinal issues. If you suspect that your dog may have an underlying medical condition, consult with a veterinarian for proper diagnosis and treatment.

Another medical condition that can affect your dog’s ability to gain weight is diabetes. Dogs with diabetes may have difficulty absorbing nutrients from their food, leading to weight loss. It is important to monitor your dog’s blood sugar levels and work with your veterinarian to manage their diabetes.

In addition to medical conditions, stress and anxiety can also impact your dog’s weight. Dogs who are stressed or anxious may have a decreased appetite or may not be able to properly digest their food. It is important to identify the source of your dog’s stress and work to alleviate it, whether through training, environmental changes, or medication.

When to Seek Veterinary Assistance for Your Underweight Dog

If your dog is significantly underweight or fails to gain weight despite proper diet and exercise, it may be time to consult with a veterinarian. A vet can perform a thorough physical examination, identify any underlying health conditions, and provide recommendations for appropriate treatment.


Gaining weight can be a slow and steady process, but with proper feeding practices, exercise, and medical care, your dog can achieve a healthy weight and maintain good health. A healthy weight is essential for your dog’s well-being, and as a responsible and loving dog owner, it’s your responsibility to ensure they receive the right nutrition and care.

It’s important to note that weight gain should be gradual and not sudden, as rapid weight gain can lead to health problems such as joint pain and heart disease. Additionally, it’s crucial to monitor your dog’s weight regularly and adjust their diet and exercise routine accordingly to maintain a healthy weight.

Remember, every dog is unique, and their weight gain journey may differ from others. Consult with your veterinarian to create a personalized plan for your dog’s weight gain journey and ensure they receive the best care possible.

Related Posts

Annual Vet Bills: $1,500+

Be Prepared for the unexpected.