The sweet potato is a dicotyledonous plant that belongs to the bindweed or morning glory family, Convolvulaceae. Its large, starchy, sweet-tasting, tuberous roots are a root vegetable. The young leaves and shoots are sometimes eaten as greens . Sweet potatoes are high in many important nutrients. They contain a good amount of fiber as well as vitamin A, vitamin C, manganese and several other vitamins and minerals. In addition to the nutrients above, sweet potato nutrition also contains riboflavin, phosphorus, vitamin E, vitamin K, calcium and iron. Sweet potatoes are a rich source of fibre as well as containing a good array of vitamins and minerals including iron, calcium, selenium, and they're a good source of most of our B vitamins and vitamin C. One of the key nutritional benefits of sweet potato is that they're high in an antioxidant known as beta-carotene