Cats can drink oat milk without it causing them any immediate harm. Because it is a plant-based product, oat milk does not ...

As for the excess water? That becomes diarrhea. If you give milk to your cat, there’s a fair chance he may fart up a storm and suffer from the runs, both of which can make him uncomfortable.

Chronic diarrhea refers to pets who have had diarrhea for weeks to months, and often it requires more diagnostic testing and different treatment options.