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Yes, dogs can safely eat grass if it does not have harmful substances, such as pesticides. Many pet owners are concerned because their dogs eat grass habitually. However, any vet will tell you that this behavior is normal and that eating grass might help the dog’s digestive system to perform better.

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Safe: This food is generally considered safe by the veterinary community. Dogs can eat this food sometimes or in small amounts but contains little to no nutritional value.

Food Safety Safe in moderate amounts and devoid of any chemicals.
Nutritional Value While grass itself does not provide nutrition, it can act as roughage and provide your dog fiber. This helps the digestive system perform better.
Potential Risks grass itself is not harmful, but the substances on it can cause problems for dogs. The pesticides on grass are toxic to dogs and can cause serious health issues. Similarly, parasites from the fecal matter of other dogs can enter your dog’s body if they are on the grass.
Every dog is different. For specific feeding guidelines, including quantities and beneficial foods that are best for your dog, please consult your vet.

How Much Grass is Safe for Your Dog?

There isn’t a specific amount of grass that is okay for dogs to eat because it might vary based on the dog and the kind of grass they are eating. In general, eating grass on occasion is seen as natural and healthy. To rule out any underlying medical conditions, it is best to visit a veterinarian if your dog is eating a lot of grass or displaying other symptoms.

Why Do Dogs Eat Grass?

The reasons behind dogs eating grass are varied; you cannot point to any of them and declare it the answer. Dogs might eat grass because they are scavenging as their ancestors would have. They might also eat grass because they enjoy the taste and texture. Some have also theorized that dogs eat grass to nutritional deficiencies. For example, dogs with low fiber might eat grass to make up for it.

Frequently Asked Questions

  • If your dog throws up after eating grass, there is no huge cause for concern. However, if the symptoms remain, you should get the dog checked for any parasites it might have picked up from the grass.

  • If the grass your dog is eating is not contaminated, it will not harm your dog.

About the Writer
Dan Greco , Dog Dad

Having been a dog dad for 5 years, I know how hard it is to make sure your dog gets the right nutrients and stays away from hazardous foods. With the help of a veterinarian who specializes in nutrition, I created this blog to help dog owners quickly access food information they need.

photo of vet holding a pup
About the Contributor
Dr. Hillary Wolfe , Veterinarian & Certified Food Therapist

Dr. Wolfe holds a doctorate in veterinary medicine from Kansas State University and holds nutrition certifications from the NAVC and CIVT. Her business, Tula Veterinary Nutrition, hosts online courses that teach owners how to cook for their pet for optimal health and longevity. Follow her on Instagram at @doctorwolfe.dvm for dog nutrition tips, recipes and insights.