Warming and tonic, rock sugar lotus seeds are cooling, nourishing yin and releasing fire. Lotus seeds are rich in protein, carbohydrates, niacin, potassium, calcium, magnesium and other nutrients. They have the effects of preventing and fighting cancer, lowering blood pressure, strengthening the heart and calming the mind, nourishing and replenishing deficiency, and stopping astringent spermatorrhea.

Replenishes the spleen and stomach, nourishes the heart and calms the mind. "Compendium of Materia Medica" records that lotus seeds "clear the heart and remove heat", remove irritability, clear the heart fire, nourish the heart and calm the mind, and have a good therapeutic effect on irritability and insomnia caused by the internal fire of the heart.

When lotus seeds are used as health medicine and dietary therapy, the lotus seed core is generally not discarded. Lotus seed core is the green germ in the center of the lotus seed. It tastes bitter and has the effects of clearing heat, fixing essence, calming the nerves and strengthening the heart. Soaking 2 grams of lotus seed core in boiling water and drinking it can treat irritability, confusion and nocturnal emission caused by high fever. It is also used to treat high blood pressure, dizziness, palpitations and insomnia. Lotus seeds are sweet and flat in nature. They have the effects of nourishing the spleen and stopping diarrhea, nourishing the kidneys and strengthening essence, nourishing the heart and calming the mind. In addition to containing a large amount of starch, lotus seeds also contain β-sterols, alkaloids and rich calcium, phosphorus, iron and other minerals and vitamins.

Modern pharmacological research has confirmed that lotus seeds have various effects such as sedation, cardiotonic, and anti-aging. According to "Taiping Shenghui Prescription", grind 30 grams of lotus seeds into powder, first cook porridge with 100 grams of japonica rice, then add the powdered lotus seeds, mix well and take it, which can strengthen the heart, strengthen the will, and benefit the ears and eyes. Use 30 grams of lotus seeds, add 30 grams of lean meat, and stew; or use 30 grams of lotus seeds, 30 grams of lily, add an appropriate amount of rock sugar, stew with water and drink. Middle-aged and elderly people, especially mental workers, often eat it to nourish the mind and calm the mind and enhance memory. , improve work efficiency. The green germ in the lotus seed is called the lotus seed heart. Lotus seeds have a bitter taste and cold nature. They have the effects of clearing the heart, removing heat, stopping bleeding, and astringent essence. They can treat insomnia, irritability, vomiting and spermatorrhea caused by excessive heart fire. Soak the heart of lotus seeds in water and drink it or grind it into powder and swallow it. It is suitable for people with strong fire. Eating lotus seeds and lotus hearts together can soothe the mind, keep the mind healthy, and prolong life.