It is best to feed canned snacks to cats once or twice a week, not every day, otherwise it will easily cause cats to be picky eaters or have diarrhea, and in severe cases, it can lead to gastrointestinal diseases. Feeding canned food to cats can be done alone or mixed with some cat food. This can prevent cats from being picky eaters. Occasionally feeding canned food can help cats satisfy their cravings, whet their appetites, supplement nutrition, and make cats more attached to their owners. However, you can only feed them once at a time. Just a can.