Unless your cat has an underlying health condition, they will get all the nutrients they need from a balanced type of cat food. Wet cat food is the most beneficial food for your feline friend. As a cat owner, you do not need to add extra human food to their diet, but an occasional treat is okay. You need to keep in mind that there are some dangers in feeding your cat human food. Feeding your cat human food can lead to obesity, which should always be taken seriously. It can also be downright dangerous because it may be toxic for them or be food that they are allergic to. If you are looking for some of the best cat treats for your pet, look for treats that are meant to boost nutrition or to help prevent certain issues such as hairballs. Human food wise, cooked salmon, small amounts of spinach, or small amounts of cantaloupe are all good options for your cat to get as a treat. Here are some foods that you should never feed to your cat: 1. Grapes and raisins Grapes and raisins are highly toxic to a few of our furry friends like cats, dogs, and ferrets.