Table 2.

Trace elements and preventive medicine [5].

Prevention	Trace element involved
Predisposition to anemia	Iron, cobalt, copper
Reduction in antioxidant potential	Zinc, iron, manganese, selenium, copper
Promotion of aging and its cause	Zinc, copper, selenium, chromium
Immunodeficiency	Zinc, iron, copper, selenium
Increased carcinogenicity	Zinc, copper, selenium
Promoted atherosclerosis	Zinc, selenium, iron, copper, chromium
Increased incidence of diabetes mellitus	Chromium, zinc, selenium
Predisposition to taste disorder	Zinc
Predisposition to dental caries	Fluorine, molybdenum?
Predisposition to goiter	Iodine