Cadmium (Cd) is currently one of the most important toxic metals in occupational and environmental toxicology. It causes adverse effects on kidneys, liver, bones, testes, etc, and is classified in group 1 of human carcinogens. This new book displays present knowledge on interactions between toxic metal cadmium and essential metals Zn, Cu and Mg on this topic. The contents of this book present the effects of Zn, Cu or Mg supplementation on Cd body burden in rabbits exposed to prolonged Cd intoxication, compares the effects of these bioelements on the Cd concentration and distribution in various tissues and answers whether treatment with one of these bioelements could be used in prophylaxis and therapy of Cd poisoning.