How to Make Hamster Lose Weight

12 mins read

Last Updated on September 16, 2022

Hamsters can lose weight in a number of ways, including increasing their portion size, reducing their exercise time, and even introducing mealworms. You can determine what works best for your hamster by observing their behavior and implementing changes accordingly. To make weight loss easy, try these tips:

Increasing portion sizes

You can increase your hamster’s portion size in several ways. Hamsters are high-metabolic creatures, so they need a lot of carbohydrates to stay energetic. You can increase your hamster’s daily portion by just a few teaspoons, which will help them consume fewer calories without becoming overweight. Hamsters can also eat greens, such as lettuce, grasses, and fruits.

If you’ve seen your hamster getting thinner, it’s likely that it’s had a difficult transition to its new home and was severely undernourished. If you’ve seen a wet tail or noticed that it doesn’t have the appetite it needs, take it to a veterinarian. Your hamster might have an illness or be underweight and needs to take a trip to the veterinarian immediately.

how to make hamster lose weight

Another reason for Hamster weight loss is overgrown teeth. If your Hamster’s teeth are getting too long, it could cause pain to the gums and food pipe. As a result, it might stop eating and suffer pain. You may be depriving your hamster of essential nutrients, preventing it from reaching its ideal body weight. Increasing portion sizes will help your hamster lose weight gradually, and ensure that it remains healthy.

Increasing physical activity

To increase your hamster’s physical activity, you can add a running wheel or exercise routine. If you hamster is growing thin, increasing its physical activity can help it lose weight. Hamsters can become very skinny very quickly if they are stressed or bored. If you observe sudden changes in your hamster’s weight, you should visit a veterinarian immediately. Hamsters are solitary, territorial animals that lose weight if they are under stress.

Hamsters need a healthy diet that’s high in protein and fats. If you’re concerned about the fat content in their food, you can offer them pre-mixed diets that include these ingredients. These foods also contain important vitamins and minerals for your hamster’s overall health. You can also feed them some mealworms to add more weight to their bodies. Always remember to store leftover food properly, as it rots easily and can make your hamster ill.

In addition to reducing hamster fat, increasing your hamster’s physical activity can help your hamster lose weight. A hamster’s metabolism works through exercise, so boosting their physical activity will help them shed pounds naturally. A hamster’s diet should include a variety of foods rich in fiber, vitamins, and minerals. Hamsters should also eat plenty of greens and avoid fatty food to reduce the risk of disease.

Observing hamster’s behavior

When you try to lose your hamster’s weight, pay attention to the way it behaves around food. If it refuses to eat food that makes it sick, it may just stop eating altogether. Males should be housed separately from females. They will get along well if they are the same age, but if you keep an older male in the same cage as a younger one, it will become an extreme alpha male and will mound to assert its dominance.

Researchers discovered that the hamster’s behavior can be altered by restricting food or by adjusting the length of the day. This strategy did not affect hamsters’ gene expression, but it did alter the hamsters’ brain chemistry. In addition, the hamsters’ behavior changed over time, as they adapted to changes in the length of the day.

If your hamster is spit-outing food in the cage, it may be insecure. Insecure hamsters often depouch, a behavior that can lead to serious problems. Moreover, depouching is a sign of a health problem. Hamsters that depouch may be ill, and you should consult a veterinarian if you suspect that they are suffering from a cold.


One of the most popular ways to help your hamster lose weight is by feeding it a diet that is high in carbohydrates. This is because hamsters burn up a lot of energy when they play and exercise. Giving them meals that are high in carbohydrates will provide them with the energy they need to exercise. You can also feed them fruits and vegetables, as well as pellets. Your hamster will love this diet.

When you first start giving your hamster mealworms, make sure to mix them with a variety of fresh fruits and vegetables. Fresh vegetables and fruit are excellent for hamsters, but avoid giving them leafy greens because they can cause diarrhea. You can also give your hamster dog biscuits to give it protein and grind its teeth. If your hamster is gaining weight, give it a smaller meal and give it a snack every now and then.

To prevent your hamster from gaining too much weight, you should provide them with a high-quality hamster food that is rich in protein. This will replace the empty calories in their diets. Sugary foods will make your hamster gain weight. Hamsters can still eat occasional treats as long as they do not make up a large part of their diet. Moreover, you should check the temperature of the cage frequently to make sure your hamster is not overly hot or too cold.


If you’ve ever wondered why stress makes a hamster lose weight, there are several reasons why. Stress affects an animal’s body weight and metabolism, but it can also increase its adrenal size and fat mass. Hamsters in the wild live in isolated environments, and in group housing they’re often under a great deal of stress. A hamster’s metabolism is a function of stress, and chronic social stress can affect the way it uses energy.

For example, stress can exacerbate preexisting conditions, such as heart disease. In addition, stress can cause an hamster to die suddenly – not just from an age-related disease, but also from a preexisting health condition. Hamsters can die unexpectedly if they’re stressed or weakened, so a necropsy can provide peace of mind. Stress can also weaken the immune system and lead to illness. Stress can even cause an animal to develop Clostridium piliforme, an opportunistic bacterium which can infect hamsters.

During stressful times, a hamster may begin to hoard food. It may also evaluate the food hoard as an energy substrate. These behaviors can lead to loss of body weight in hamsters. The animal may also begin to develop a fear of starvation. The stress response is similar to what humans go through during times of famine or adversity. Although hamsters may not be able to experience hunger or stress, they experience intense anxiety when faced with a lack of food.


Bored hamsters have a tendency to overeat. The more they are entertained, the less they will eat. To reduce boredom in hamsters, give them appropriate toys and a hamster wheel. Hamsters need lots of space to exercise and run around. Boredom can cause health and behavioural issues in hamsters. Make sure your hamster has plenty of toys and bedding to prevent boredom.

When you want to help your hamster lose weight, give it some play time. Hamsters gnaw cage bars because they are bored. Try providing them with stimulating toys outside of the cage. A classic hamster exercise ball will do the trick, but the wheel isn’t always enough stimulation. Try giving them a sandbox or a hamster hideaway so they can spend more time out of the cage.

Hamsters love household items, so use them to your advantage. Give them unscented tissues in the box, as hamsters love the smell. Or use shredded paper for bedding and hiding places. A hamster may also enjoy fruit and seed treats, like Brown’s Tropical Carnival Natural Select Seeds Treat. You can also place puzzle toys in the cage and encourage your hamster to play.


If your hamster is always leaving its food bowl unattended, chances are it is already fat. This is a sign that he feels safe and does not have the need to hide the food. However, this condition could be caused by your hamster’s diet. The diet you are feeding your hamster could be the reason he is fat. You can help him lose weight by limiting his food intake and by providing healthy treats.

Hamsters naturally have plump bodies and can seem quite obese. But if your hamster is thin and has cheek pouches, he or she may have been underweight. To check if your hamster is obese, give it a treat and lift it. Its body should be round, not lean. If your hamster is too thin, you can start with a diet change.

You can start by analyzing your hamster’s physical activity. By doing so, you will be able to recognize patterns and adjust your hamster’s food and exercise level gradually. By doing so, you’ll be able to make sure your hamster’s health does not suffer. Your hamster will also feel more energetic. So, try not to ignore the signs of an underweight Hamster.

About The Author

Wendy Lee is a pop culture ninja who knows all the latest trends and gossip. She's also an animal lover, and will be friends with any creature that crosses her path. Wendy is an expert writer and can tackle any subject with ease. But most of all, she loves to travel - and she's not afraid to evangelize about it to anyone who'll listen! Wendy enjoys all kinds of Asian food and cultures, and she considers herself a bit of a ninja when it comes to eating spicy foods.