The rice cake is not only sweet and delicious, but also nutritious, and has the functions of fitness and disease elimination. According to tests, the calories of rice cakes are higher, several times that of rice. However, the rice cake contains less water, is not easy to digest, and is easy to produce phlegm after eating. Therefore, people suffering from indigestion, gastrointestinal diseases and asthma should not eat more. Eating less is not greasy, which not only supplements nutrition, but also benefits the body.