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锌被称为“生命之花”,它在人体的生长发育中起着很重要的作用。但是,人们往往由于饮食不良而导致机体缺锌,目前,许多国家的儿童和青少年都出现过锌缺乏的现象,其中包括伊朗、埃及、土耳其、加拿大和美国,我国也不例外。根据北京、杭州、郑州等20多个城市的调查,发现约有60％的儿童体内缺锌。尤其是农村地区,因膳食中锌的生物利用率低,缺乏现象更为普遍。 现在科学研究已确认,锌参与人体内200多种含锌金属酶和蛋白质、核酸的合成,与儿童、青
Zinc is called “flower of life” and plays a very important role in the growth and development of the human body. However, people often lack zinc due to poor diet. At present, zinc deficiency exists in children and adolescents in many countries, including Iran, Egypt, Turkey, Canada and the United States, and our country is no exception. According to a survey of over 20 cities in Beijing, Hangzhou and Zhengzhou, about 60% of children lack zinc. Especially in rural areas, the lack of phenomena is more common due to the low bioavailability of zinc in the diet. Now scientific research has confirmed that zinc involved in the body more than 200 kinds of zinc-containing metal enzymes and proteins, nucleic acid synthesis, and children, green