Don't Eat: Spicy Food. Its probably the last thing you feel like having with an upset stomach and theres a reason for that. Your digestive system may have to work harder to digest it, and that can make your rumbly tummy worse. Stick to the bland stuff until you feel better.
Eating grass to soothe an upset stomach is one of the most common reasons why dogs, including the Cane Corso, show this behavior. Dogs are known to have a natural instinct to self-medicate when theyre feeling unwell, especially when they have an upset stomach.

Why Does My Dog Eat Grass: Eating grass is not a big deal unless it indicates any major health issues. But, if you see that your dog is eating too much grass, you should keep an eye on your dog.

Feeling too much stress or eating badly can cause gastritis. When were stressed, our stomach makes more acid. This can hurt its lining further. Bad eating, drinking too much, and smoking also make gastritis worse.

You'll find I'm a little paranoid about grass eating. My bully started manically eating grass a little while ago & ended up with bloat & an emergency stomach operation to clear it all out!