锌和钙都是人体必须的营养元素,缺乏时会使机体出现相应的病理反应,反之,补充过多同样会对机体产生病理损害。 锌参与细胞和多种酶的代谢,蛋白质、核酸的合成与分解都必须有锌的参与,并与DNA、RNA的合成及其功能密切相关。人一生中对锌的需要量较大的时期是生长发育较快的时期(胚胎期、婴幼儿期、儿童期)及孕妇、乳母,老年人也需 Zinc and calcium are essential nutrients of the human body, lack of time will make the body appear the corresponding pathological response, on the contrary, too much of the same will cause pathological damage to the body. Zinc participates in the metabolism of cells and various enzymes. It is necessary for zinc to participate in the synthesis and decomposition of proteins and nucleic acids, and is closely related to the synthesis and function of DNA and RNA. People’s life, zinc demand is larger period of rapid growth and development (embryonic period, infancy, childhood) and pregnant women, nursing mothers, the elderly also need