Lotus heart: "Materia Medica Seeking Truth" believes that "lotus heart is bitter in flavor and cold in nature, and can cure heart heat." It has the function of reducing heat and eliminating summer heat, and has the function of clearing the heart, pacifying irritability and dispelling fire.　From the clinical application, taking lotus heart for mild insomnia is a better auxiliary treatment.

The tea can be brewed with licorice, which can reduce heart fire. If there are distractions that cause mouth and tongue sores, poor sleep, nightmares and night sweats can be used. But it is not easy to drink in the fall and winter seasons, it is best to drink in summer. Taste bitter, cold, men should not drink often. Pregnant women