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Interpretation Provides information to assist in interpretation of the test results. Normal serum zinc is 0.66 to 1.10 mcg/mL. Burn patients with acrodermatitis may have zinc as low as 0.4 mcg/mL; these patients respond quickly to zinc supplementation.
The amount of zinc you need daily, or the recommended dietary allowance (RDA), depends on your age and gender. Males age 9 to 13 years old need 8 milligrams of zinc each day. Males age 14 to 18 years old need 11 milligrams each day.