Raw lotus seed has the effect of tonifying the spleen, stopping diarrhea, stopping leucorrhea, benefiting the kidneys and astringent essence, nourishing the heart and tranquilizing the mind (stabilizing the mind by nourishing the heart). It can be used to treat diarrhea due to spleen deficiency (diarrhea caused by a weak spleen), leucorrhea, spermatorrhea, and insomnia due to palpitations (rapid heartbeat often accompanied by heart panic). Lotus seed enters the spleen and kidney meridians, which can not only benefit the kidneys and strengthen essence, but also can stop astringency and bring down, which is commonly used in treating diarrhea caused by deficiency of the spleen and the kidneys. It can be used to treat spermatorrhea and seminal emission of insufficient kidney qi, unsolidified essence (kidney deficiency, kidney can not hide essence) or heart-kidney dysfunction (heart fire, kidney yin deficiency, the physiological dysfunction of the heart and kidney) of white urine (cloudy urine such as white slurry), spleen deficiency, water-dampness injection of the amount of white and so on. Lotus seed is sweet to replenish the spleen, astringent to stop diarrhea, commonly used in spleen deficiency and diarrhea, loss of appetite after the spleen and kidney deficiency, diarrhea for a long time. It is also used to treat coldness of the spleen and stomach (weak and cold spleen and stomach) and loss of appetite, and can be combined with nutmeg. Lotus seed enters the heart and kidney meridians, which can calm the mind, benefit kidney qi, and sympathize the heart and kidney. It can be used for the treatment of heart and kidney disorders, such as palpitation and insomnia, with lily of the valley and longan; with jujube seed, it can nourish the heart and tranquilize the mind, transport the heart and kidneys (the fire of the heart is descending, and the water of the kidneys is ascending, which is in mutual constraint), replenish the spleen and benefit the kidneys, and is used for the treatment of palpitation and insomnia caused by insufficiency of the heart and the spleen, and amnesia caused by palpitation and insomnia, and dazed and anxiousness (heartbeat is violent, and the heartbeat is frightened and uneasy). Adverse effects of using Raw Lotus Seed are not clear. Those with dry stools, fullness and plumpness in the middle of the body are prohibited from taking this medicine. If you feel unwell, it is recommended that you visit a hospital in time, and the use of lotus seed and other Chinese medicines should be guided by a professional doctor.