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        紫心番薯

        薯型較美觀、肉質細膩,含有9種氨基酸和胡蘿卜素,能補充人體營養不足,而且藥用功能也較好;其內含紫色素、綠原酸、多種維生素,硒、碘、銅、鐵、鋅等礦物質微量元素比普通番薯還多,有些微量元素甚至是普通番薯的數倍;具有保健美容,通便減肥的功效。

          
          
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            91欧美激情一区二区三区成人