Lotus peng (lián peng) also known as: lotus seed meat; lotus root real; water chi dan; lotus seed; lotus seed; peng meat. Lotus seed is sweet, astringent and flat, has the effect of tonifying the spleen and stopping diarrhea, clearing the heart, nourishing the spirit and benefiting the kidneys, and is often used to treat palpitations and insomnia. According to the compendium of materia medica, lotus seed has the function of treating the heart and kidney, thick intestines and stomach, fixing essence, strengthening muscles and bones, replenishing deficiency, benefiting the ears and eyes, and removing cold and dampness. It can tonify the spleen and stop diarrhea, clear the heart and nourish the spirit and benefit the role of the kidneys, and is often used in the treatment of palpitations and insomnia, stop nosebleeds and other symptoms.