One common assumption is that dogs eat grass to relieve upset stomachs. Some dogs consume grass with urgency, then vomit shortly afterward.
- This study shows us that dogs do not likely eat grass to make themselves vomit. There are several safety risks for dogs that eat grass. If you have pets and a backyard, its important to ensure that your dogs are not exposed to anything on ...

- That said, a small, limited study conducted at the UC Davis School of Veterinary Medicine showed that only about 22% of dogs studied frequently vomited after eating grass, and only 9% frequently showed signs of illness prior to eating grass. The researchers concluded that grass and plant-eating is a normal behavior of domestic dogs. But sometimes, even normal behaviors can be harmful. Grass that has been treated with herbicides and pesticides can be toxic to dogs. Eating grass can also cause dogs to ingest intestinal parasites, for example, roundworms and hookworms, that are left from animal droppings.

- Long blades may also cause gagging. If your dog regularly grazes in public parks or unknown yards, you should monitor it closely. It is common for a dog eats grass vomiting episode shortly after grazing.