The effects and functions of raw lotus heart are to clear the heart and tranquilize the mind, and to transport the heart and kidneys (heart fire goes down and kidney water goes up, which are in mutual control), and so on. However, lotus seed heart is usually used after concoction. Lotus heart is mainly used for treating heat entering the pericardium (heat evils invading the pericardium), delirium tremens (confusion, babbling), failure of the heart and kidney to communicate with each other (heart fire is strong, kidney yin is weak, and the physiological functions of the heart and kidney are out of sync with each other), restlessness and insomnia, insomnia with spermatorrhea and vomiting of blood due to blood heat. It should be noted that people with cold spleen and stomach are forbidden to take Lotus Seed Heart. The adverse effects and contraindications of lotus seed heart are not clear. Raw lotus seed heart should be eaten in moderation. If you need to use lotus heart to treat diseases, must be used under the guidance of a professional doctor.