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儿童健康调查显示:尽管现在人们的生活水平已大幅度提高,但学龄前儿童的营养不良率仍居高不下,甚至有少数地方还有增长趋势。营养专家指出,营养不良不仅包括显而易见的食物缺乏,如蛋白质、热量摄入的不足等,还包括人们轻易看不见的而又必不可少的微量元素铁、锌、钙等。由于膳食结构不够合理,我国儿童微量元素缺乏的状况显得日益突出。
According to the Children’s Health Survey, although people’s standard of living has risen dramatically, malnutrition rates among preschool children remain high, even in few places. Nutrition experts pointed out that malnutrition, including not only obvious lack of food, such as protein, calorie deficiencies, but also easily visible and indispensable trace elements of iron, zinc, calcium and so on. Due to inadequate dietary structure, the situation of children’s lack of trace elements in our country has become increasingly prominent.