Lotus root, also known as water caltrop, belongs to the water lily family.It is fleshy and thick with nodes in between; it has some tubular small holes inside, connected by threads when broken.Lotus root is slightly sweet and crisp; it can be eaten raw or cooked and has very high medicinal value.Made from lotus root powder, it can digest food and stop diarrhea, invigorate the appetite, cool the body, nourish the body, prevent internal bleeding, making it an excellent liquid food and precious nutritional treasure for women, children, and those with weak constitutions. It was officially designated as a tribute food in the imperial kitchen during the Qing Dynasty.Lotus root originated from India before being introduced to China.