ZincDietary Supplement Fact Sheet: Zinc
DHHS. NIH. Office of Dietary Supplements.
MedlinePlus: Zinc in Diet
DHHS. NIH. NLM. MedlinePlus.
Oregon State University. Linus Pauling Institute. Micronutrient Information Center.
Merck Manual of Diagnosis and Therapy.
Zinc Fact Sheet
Ohio State University Extension. Family and Consumer Sciences.
Also in available in PDF|250 KB.
Wellness Guide to Dietary Supplements: Zinc
University of California Berkeley Wellness Letter.
Antioxidant Vitamins and Zinc Reduce Risk of Vision Loss from Age-Related Macular Degeneration
DHHS. NIH. National Eye Institute.