Lets get to the bottom of this: are our pups nibbling on grass blades because they have an upset stomach? Are they trying to make themselves throw up? Yes, dogs will eat grass when their tummies are bothering them.
When tummy troubles hit, German Shepherds may instinctively turn to grass as a means to induce vomiting or promote bowel movement. And surprisingly, grass, with its fibrous composition, can act as a natural aid for digestion. But it can also color their poop green!
Dogs can eat small amounts of cooked or raw beets. Learn more about benefits, serving sizes, and potential risks before feeding beets to your dog.

Dianes Blog. Home7 Signs of Tummy Troubles in Your Pet.The most common signs of upset stomach in dogs are diarrhea and vomiting. Many dogs will also eat grass given the opportunity, to either quell their nausea or induce vomiting.
"Dogs can enjoy eating spring grass and will often graze on this doggie delicacy. There remains a degree of uncertainty as to the precise reason for eating grass," he told Insider.