余甘,大戟科,油甘属,系南亚热带果树,其果实虽然小如弹丸,貌不出众,可它富含维生素C,据周祖英、李来荣教授分析,每100克果肉,含还原型VC256～383毫克,堪与鲜枣相媲美,鲜果经加工精制,则成清甜可口的高档蜜饯。据古代医书记载,余甘根、茎、叶、果及种子、树皮,对 Euphorbia, Euphorbiaceae, oil, is the South subtropical fruit trees, although the fruit is as small as projectile, does not look outstanding, but it is rich in vitamin C, according to Zhou Zuying, Professor Li Lai-rong, per 100 grams of meat, containing reduced VC256 ~ 383 mg, comparable with fresh jujube, fresh fruit refined by processing, then into a sweet and delicious high-grade candied fruit. According to ancient medical records, more than root, stem, leaf, fruit and seeds, bark, right