Cats are cute and adorable and when they beg for something it’s hard to turn them down. Some owners give in and share their snacks with their kitties, but the real truth is that some of the foods that we eat can be poisonous for cats. There are some foods that will cause immediate illness while others build up and cause physical damage over time. Pet owners wouldn’t deliberately make their beloved pets sick, and most of these poisonings are because the owner didn’t realize that cats cannot eat the same things that we do. The best diet for a cat is a nutritious blend of food that is made specifically for the health of felines. Here are 20 human foods that you should never feed your cat.