发生于人体因饮食不良而引起的锌缺乏,首先由美国普瑞桑德等人于1963年报告。现在已知许多国家的儿童和青少年都会有锌缺乏现象,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多个城市调查发现,约有60％的儿童缺锌。尤其是农村山区儿童和以素食为主的地区,膳食中锌的生物利用率低,缺乏更为多见。 Occurred in the human body due to poor diet caused by zinc deficiency, first by the United States Prismon et al reported in 1963. It is now known that there is a zinc deficiency in children and adolescents in many countries, including Iran, Egypt, Turkey, Canada and the United States, and my country is no exception. According to a survey of more than 20 cities in Beijing, Hangzhou and Zhengzhou, about 60% of children lack zinc. Especially in rural mountainous areas and mainly vegetarian areas, the bioavailability of zinc in the diet is low, the lack of more common.