Salivary zinc levels in mixed unstimulated saliva of children and its correlation with dental caries

Introduction: Zin c is the second most abundant trace element in human and animals. It is essential for the growth and development in humans and has diverse roles. While the effects of zinc on calculus and plaque growth have been reviewed extensively, its interaction with dental caries has received less attention. Materials and Methods: This was a cross-sectional study done on 60 children belonging to 4–6 and 12–14 years of age groups (30 children in each age group). After intraoral examination, the patients were categorised into low caries (deft