Title: Why Does My Dog Eat Grass When They’re Sick?


It is not uncommon for dog owners to witness their furry friends munching on grass from time to time. While it may seem strange, this behavior is actually quite common among dogs, especially when they are feeling unwell. In this article, we will explore the reasons behind why dogs eat grass when they are sick and provide answers to some frequently asked questions about this peculiar behavior.

Why do dogs eat grass when they’re sick?

1. Seeking relief: Dogs often eat grass as a way to induce vomiting when they have an upset stomach. Grass acts as a natural emetic, helping them remove unwanted substances from their digestive system.

2. Dietary instinct: In the wild, dogs’ ancestors would consume grass to supplement their diet with necessary nutrients, fiber, or even just to cleanse their digestive tract. This instinctual behavior may still be present in domesticated dogs.

3. Boredom or anxiety: Some dogs may eat grass as a result of boredom or anxiety, which can be heightened when they are feeling unwell. Chewing on grass provides a distraction and a way to alleviate their restlessness.

4. Natural remedy: Certain types of grasses have mild soothing properties that can help dogs with digestive discomfort or minor gastrointestinal issues. This could explain why they seek out grass when they are feeling sick.


1. Is it normal for dogs to eat grass?
Yes, it is quite normal for dogs to eat grass occasionally. However, if it becomes excessive or is accompanied by other concerning symptoms, it is advisable to consult a veterinarian.

See also  How Did My Indoor Cat Get Ear Mites

2. Is eating grass harmful to dogs?
Eating grass in small amounts is generally harmless. However, caution should be exercised as some grasses may be treated with pesticides or herbicides that can be toxic to dogs.

3. Should I be concerned if my dog vomits after eating grass?
Occasional vomiting after eating grass is usually not a cause for concern. However, if it becomes frequent or is accompanied by other signs of illness, it is best to consult a veterinarian.

4. How can I prevent my dog from eating grass?
While it may be challenging to completely prevent grass consumption, ensuring a balanced diet, providing mental and physical stimulation, and addressing any underlying health issues can help reduce the likelihood of excessive grass eating.

5. Can grass eating lead to intestinal blockages?
In most cases, dogs are able to digest grass without any issues. However, if your dog eats large amounts of grass or shows signs of distress, it is essential to seek veterinary assistance as intestinal blockages can occur.

6. Are there alternatives to grass for a sick dog?
If you notice your dog frequently eating grass when unwell, consult your veterinarian for potential dietary adjustments or supplements that may address their nutritional needs.

7. Can grass-eating be a sign of a serious health problem?
While grass eating is usually harmless, excessive or compulsive grass consumption can sometimes indicate underlying health issues such as gastrointestinal problems or nutrient deficiencies. A veterinarian can help determine the cause.

8. Should I discourage my dog from eating grass?
If your dog’s grass-eating behavior is excessive or causing them discomfort, it is advisable to discourage the behavior. Redirect their attention with toys or engage in activities that keep them mentally stimulated.

See also  What Is Ticking on a Dog

9. Are there any health benefits to dogs eating grass?
Grass consumption can provide dogs with a natural source of fiber and certain nutrients. However, it should not be considered a substitute for a well-balanced diet.

10. Can eating grass cause diarrhea in dogs?
While eating grass itself may not directly cause diarrhea, if the grass is contaminated with bacteria or parasites, it could potentially lead to gastrointestinal upset, including diarrhea.

11. When should I consult a veterinarian about my dog eating grass?
If your dog exhibits abnormal behavior, such as excessive grass eating, frequent vomiting, changes in appetite, or shows signs of discomfort, it is recommended to consult a veterinarian for a proper evaluation.


Dogs eating grass when they are sick is a common behavior that can have various underlying causes. While it is generally harmless, excessive grass consumption or the presence of other concerning symptoms should prompt a visit to the veterinarian. Understanding the reasons behind this behavior and addressing any potential health issues can help ensure the well-being of your furry companion.