Lotus seeds contain a lot of starch, raffinose, protein, fat, calcium, iron, phosphorus and liensinine. Lotus seeds are rich in calcium, phosphorus and potassium, which can not only constitute the components of bones and teeth, but also promote blood coagulation, activate certain enzymes, maintain nerve conductivity, calm nerves, maintain muscle flexibility and heartbeat rhythm. Rich phosphorus is also the main component of nuclear protein, which helps the body to metabolize protein, fat and sugar, and maintains acid-base balance, and also plays an important role in the formation of sperm. Lotus seed core tastes bitter, but it has a significant cardiotonic effect, which can dilate peripheral blood vessels and lower blood pressure. Lotus plumule also has a good effect of removing heart fire, which can treat sores on the mouth and tongue and help sleep.

lotus seeds are sweet, flat, astringent and non-toxic. It has the effects of invigorating heart, consolidating essence, invigorating spleen, relieving diarrhea, invigorating kidney, consolidating essence, nourishing heart and calming nerves. Mental workers often eat, which can enhance memory and improve work efficiency. Middle-aged and elderly people, physical weakness, insomnia, loss of appetite and cancer patients are more suitable for eating. Exogenous symptoms, constipation, malaria, hemorrhoids, malnutrition and other diseases are contraindicated.