Lotus seed can nourish the spleen, stop diarrhea, stop the band, benefit the kidneys and astringent essence, nourish the heart and tranquilize the mind (settling the mind by nourishing the heart), and should not be used by those with fullness of mid-air plagued with flatulence, or with dryness of the stools. Lotus seed is also known as lotus seed, water chi dan, lotus seed, lotus seed, lotus meat. For the water lily family perennial herb lotus mature seeds. Lotus seed taste sweet, astringent, flat, to the spleen, kidney, heart meridian, has the spleen to stop diarrhea, beneficial to the kidney to consolidate essence, nourish the heart and tranquilize the mind. It is used in treating poor appetite and diarrhea caused by spleen deficiency; and spermatorrhea, seminal emission and dysmenorrhea caused by kidney deficiency. Contraindicated for those with constipation and wind-cold infection. The use of medication must be under the guidance of a professional physician, not self-medication, in order to avoid delaying the condition.