Why My Dog Eats Grass And Poop? 3 Important Causes

If you’ve ever wondered, “Why My Dog Eats Grass And Poop?” you’re not alone. It’s a common question that veterinarians get asked, and there are a few possible explanations. Read out this article for explanations.

Scientific Research Studies

Effects of dietary fiber on coprophagy in dogs

This study, published in the Journal of Animal Science in 2007, investigated the effects of dietary fiber on coprophagy in dogs. The study found that dogs that were fed a high-fiber diet were less likely to engage in coprophagy than dogs that were fed a low-fiber diet.

Coprophagy: A review of the literature

This study, published in the Journal of Veterinary Internal Medicine in 2012, reviewed the literature on coprophagy, which is the eating of feces. The study found that coprophagy is a common behavior in dogs, with estimates that 10-25% of dogs engage in this behavior. The study also found that there are a number of possible reasons for coprophagy, including nutritional deficiencies, boredom, and anxiety.

Why My Dog Eats Grass And Poop

Eating grass and poop is not healthy for your dog. There are the reasons are described below.

1. The Dog Is Trying To Self – Regulate To Digestive System

The most likely explanation for Why My Dog Eats Grass And Poop is that your dog is simply trying to self-regulate their digestive system. Dogs are known to eat grass when they’re feeling nauseous or have an upset stomach, and it can help them vomit up whatever is bothering them. Eating grass can also help with constipation by providing extra fiber.

2. The dog is lacking certain nutrients :

Another theory of Why My Dog Eats Grass And Poop is that dogs eat grass for nutritional purposes. The grass is rich in vitamins, minerals, and other nutrients that can benefit a dog’s health. Some believe that dogs consume grass to supplement their diet or get nutrients they might be lacking.


Whatever the reason for your dog’s behavior, it’s important to make sure they’re not consuming too much grass. Eating large amounts of grass can cause gastrointestinal blockages or other health problems. If you’re concerned about your dog’s behavior, talk to your veterinarian for guidance.

Difference Between Eating Grass And Poop:

Dogs will eat grass and poop for a variety of reasons. However, it is important to differentiate between the cause of eating poop and the cause of eating grass. Dogs will eat grass because dogs can’t produce enough saliva to digest their food properly so they need to chew on something (grass) to help digest it better. The main reason why dogs eat their own poop is that they have worms or an upset stomach.

Issues That Can Be Caused By Eating Grass And Pooping

There are a few issues that can be caused by your dog eating grass and then pooping.

Consuming toxic chemicals

The first issue is that your dog could be consuming toxic chemicals from the grass if it has been treated with pesticides or herbicides. This could lead to your dog becoming ill or even dying.

Develop an intestinal blockage

Another issue is that your dog could develop an intestinal blockage if they consume too much grass. This could require surgery to remove the blockage and could be potentially fatal.

Cause gastrointestinal upset

Finally, eating grass can also cause gastrointestinal upset in some dogs, resulting in vomiting and diarrhea. If your dog is showing any of these signs, it is important to take them to the vet for further evaluation and treatment.

What To Do When Your Dog Starts Eating Grass And Poops

If your dog has started to eat grass and poop, there are a few things you can do to help them.

 Access To Fresh Water
Access To Fresh Water
  • Make sure that they have access to fresh water at all times. Dogs who eat grass need to drink more water than usual to stay hydrated.
  • You should also avoid letting your dog eat grass that has been treated with chemicals or fertilizers.
  • The best way is to keep them on a leash when they are outside. If you let them off the leash, make sure you are close by so you can keep an eye on them
  • You can also try feeding them smaller meals more often throughout the day instead of one large meal. This will help them digest the grass better and reduce the chances of them pooping it out.
  • If your dog is eating grass because he’s bored, try giving him more attention and toys to keep him entertained. If he’s eating grass because he’s sick, take him to the vet to see if there’s anything wrong.
  • Finally, if your dog is eating grass and pooping regularly, it’s important to take them to the vet for a check-up to make sure there isn’t an underlying health condition causing this behavior.


Hence, there are a few reasons Why My Dog Eats Grass And Poop. If you notice your dog doing this, the best thing to do is to take them to the vet so they can rule out any potential medical causes. Once you’ve done that, you can work on training your dog not to eat grass and poop by using positive reinforcement techniques. With a little patience and perseverance, you should be able to help your furry friend break this undesirable habit.

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