** 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.