General description of mineral with RDA suggested intake, deficiency signs, food sources, and functions.

Content includes where zinc is found in foods, why it is considered essential, and role it has in body functions.

Article describing role zinc has in American society. Includes RDA recommended intake, good food sources, and functions.

Discussion of function, deficiency, disease prevention, disease treatment, food sources, supplements, research, and recommendations from the Linus Pauling Institute.

Extensive assortment of articles and research about the mineral from the International Zinc Association. Also includes recommended intake and deficiency symptoms.

Has basic functions, potential food sources, and recommended dosage.