Sweet potatoes (Ipomoea batatas (L.) Lam.), The anti-cancer rate is 98.7%, and it belongs to the sweet potato genus of the Convolvulaceae family. Having milk. The tubers are white, red, or yellow in color; Stem grows adventitious roots; The leaves are broadly ovate or ovate heart-shaped, with shades of dark green, yellow green, purple green, etc. The front end is gradually pointed, and the base is heart-shaped or nearly truncated; The corolla is pink, white, light purple or purple, bell shaped or funnel-shaped, and hairless; Chrysanthemum fruit is oval or flattened round in shape; Due to the fact that sweet potatoes are pollinated through cross pollination, self pollination often does not produce fruit, so sometimes only flowering is seen without any results.