锌是人体内生物活性所必需的微量元素之一,是必需的一种营养成份。正常成人体内含锌约2～2.5克,主要富集于眼、发、骨骼、皮肤及男性生殖器。锌是几十种酶的成份之一,可对某些酶的辅基产生影响,还有不少的酶需要锌激活,因而涉及几乎所有的细胞代谢。它与核酸(DNA、RNA)、蛋白质的分解合成,细 Zinc is one of the trace elements essential for biological activity in the human body and is an essential nutrient. Normal adult zinc in the body about 2 ~ 2.5 grams, mainly concentrated in the eyes, hair, bones, skin and male genitalia. Zinc is one of the dozens of enzymes that affect the cofactors of some enzymes. There are many enzymes that require zinc activation and therefore involve almost all cellular metabolism. It is combined with nucleic acids (DNA, RNA), protein synthesis, fine