Trace Element: A Focus on Zinc in Humans

Abstract

Zinc is a nutritional imperative during periods of rapid tissue
growth. Tissues with high cellular turnover including skin, gastrointestinal
mucosa, spermatogonia, etc. are characteristically affected.
Zinc deficiency should be identified in any case of obscure
retarded growth or infertility associated with the characteristic rash.
A distinctive rash most often around eyes, nose, mouth, impaired
taste and smell, poor appetite, mental lethargy are the essential
features of zinc deficiency.