Sweet potato, also known as sweet potato, taro, red yam, purple yam, sweet potato, sweet potato, sweet potato, sweet potato, Zhu potato, pillow potato, Hongshan medicine and so on. , an annual plant of Convolvulaceae, is called by different people in different regions.
Sweet potato is rich in mucin, which is a mixture of polysaccharide and protein. It has a special protective effect on human body, and can keep the lubrication of digestive tract, respiratory tract, joint cavity and membrane cavity and the elasticity of blood vessels. Because this substance can prevent arteriosclerosis caused by the deposition of substances on the arterial wall, it can prevent the atrophy of connective tissue of organs such as liver and kidney, slow down the aging of human organs and improve the immunity of the body. Sweet potato also contains glycoprotein, which has good anti-mutation, hypolipidemic and immune enhancement effects.