Hair removal cream can help cats expel or vomit hair from their bodies. When cats eat hair removal cream for a period of time, they will have the symptoms of vomiting hair balls and expelling hair balls. If a cat uses a large amount of hair removal cream at one time, it will cause physical symptoms. Symptoms of discomfort, loose or loose stools. Using a small amount of hair removal cream will be beneficial to the cat's body, but do not eat too much.