There are many kinds of lotus flowers, which are divided into ornamental and edible categories. China is native to tropical and temperate Asia and was planted as early as the Zhou Dynasty. Lotus is precious all over the body, lotus root and lotus seed are edible, and the germ of lotus seed, rhizome, lotus node, lotus leaf, flower and seed can be used as medicine. Its character of emerging from the mud without staining has always been praised by the world. "The next day, the lotus leaves are infinitely colorful, and the lotus flowers reflect different colors in the sun" is a true portrayal of the beauty of lotus flowers. The noble character of lotus flower "straight through the outside, not crawling, not stained with mud, clear but not demon" has always been one of the themes of poets' painting.

According to Compendium of Materia Medica, lotus, lotus seed, lotus coat, lotus room, lotus whisker, lotus plumule, lotus leaf, lotus stalk and lotus node can all be used as medicine. Lotus can promote blood circulation and stop bleeding, remove dampness and dispel wind, clear heart and cool blood, and relieve fever and detoxify. Lotus seeds can nourish the heart, kidney, spleen and intestine. Lotus beard can clear the heart and benefit the kidney, astringe essence and stop bleeding, relieve summer heat, relieve annoyance, promote fluid production and quench thirst. Lotus leaf can clear away heat, relieve summer heat, promote diuresis, strengthen yang, stop bleeding and lose weight. Among them, the ingredients of Lotus Leaf Zhen have miraculous effects on clearing stomach, reducing fat and removing blood stasis. Lotus root can recharge your batteries, stop bleeding and remove blood stasis, and clear away heat and toxic materials. Lotus root can clear away heat and relieve summer heat, benefit water, purge fire and clear heart.