Myocarditis is an inflammatory disease of the myocardium. Currently, there is no specific treatment for myocarditis. Patients should avoid fatigue, rest adequately to reduce cardiac load, and pay attention to nutritional intake. It is encouraged to eat easily digestible foods that are rich in vitamins and high in protein, and to avoid spicy, greasy, and hard-to-digest foods. Additionally, it is advisable to consume more fruits and vegetables, which are rich in vitamin C.