**Note: All laboratory testing requires an authorizing physician. DHA Laboratory offers a patient direct program that partners you with an authorizing physician. If you have any additional questions regarding the availability of testing, please contact our laboratory by telephone or email.**
Zinc is an important trace element. Subnormal levels are associated with alcoholic cirrhosis, cystic fibrosis, and myocardial infarction. Elevated levels of zinc may be due to industrial exposure.