Why do dogs eat grass? Will anything happen if a dog eats grass?

Jul 26,2025
2Min

Dogs eat grass to cleanse their stomachs

Most dogs accidentally eat their own hair, or some hair-like fibers when eating or playing. These substances can cause indigestion in dogs. It is extremely harmful to the health of dogs. When a dog swallows grass, the rough leaves and stems of the grass will irritate the dog's throat and stomach and cause the dog to vomit. Therefore, dogs sometimes eat a small amount of grass to help remove hair from their bodies.

Dogs eat grass because it’s fun

Some dogs are purely curious and tentatively nibble on plants to see if they can eat them. This is dogs’ innate understanding of nature. Exploration psychology. While playing outside, they pass the time by nibbling on grass. In this case, the owner does not need to worry too much.

Dogs eat grass because they lack trace elements

If a dog eats grass regularly, then the dog is suffering from pica. This is a warning from the dog's body that the dog's body may be lacking some trace elements. The owner can observe whether the dog will swallow other small items such as rags, paper towels, etc. when there is no grass. If this is the case, the owner should supplement the dog with trace elements.

Precautions for dogs eating grass

1. Owners should not take their dogs to play on grass that has been sprayed with chemical reagents to prevent dogs from accidentally eating grass leaves.
2. Dogs that eat a lot of grass are suffering from pica. If pica is not resolved quickly, it will affect the dog’s gastrointestinal function and cause serious consequences.
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