美国白宫的新主人奥巴马走马上任之后,白宫的营养师给美国总统的每周食谱都安排有两顿玉米粥。玉米营养丰富,含有大量蛋白质、膳食纤维、维生素、矿物质、不饱和脂肪酸、卵磷脂等。玉米的钙含量堪比牛奶,铁、硒含量也很高,维生素含量 After Obama, the new owner of the White House, took office, the White House nutritionist arranged two doses of polenta for the weekly Prescription of the U.S. President. Nutritious corn contains large amounts of protein, dietary fiber, vitamins, minerals, unsaturated fatty acids, lecithin and so on. Corn calcium content comparable to milk, iron, selenium content is also high, vitamin content