Mulberry leaves are non-toxic. Its flavor is bitter, sweet, cold and non-toxic, and it enters the lung and liver meridians. It has certain effects of clearing heat and moistening dryness, clearing the liver and improving eyesight (removing liver fire to promote vision recovery), calming liver yang, and dispersing wind and heat (evacuating wind-heat evils from the outside). Mulberry leaves can be used to treat wind-heat colds, the first signs of warm diseases; lung-heat coughs, dry-heat coughs; vertigo of liver-yang; redness of the eyes and dimming of the eyes; coughing up blood, vomiting blood, epistaxis and other diseases caused by blood-heat paranoia (heat evils leading to the abnormal outward movement of the blood). Due to the cold nature of mulberry leaves, pregnant women and women during menstruation should be cautious in using this medicine to avoid causing blood stasis, resulting in abdominal pain during menstruation, menstrual disorders and other adverse reactions. Elderly people, children, people who are physically weak or have gastrointestinal disorders should also be cautious of using mulberry leaves, especially do not take it on an empty stomach to avoid aggravating the burden on the stomach and intestines. It is recommended to take mulberry leaves under the guidance of a doctor to avoid misunderstanding or adverse reactions.