[Zinc: an essential oligoelement]. / El zinc: oligoelemento esencial.

ABSTRACT

This article comprehensively reviews zinc, the metallic element essential for body functioning. We review and highlight issues related to pharmacokinetics, the most important dietary sources, as well as its RDIs (Recommended Dietary Intakes). We also focus on signs and symptoms related with both a deficient intake and possible toxic effects derived from excessive intakes.