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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.
Natural sources of zinc. A healthy balanced diet should provide you with all the zinc you require. The average adult man requires 5.5-9.5mg daily, while adult women need 4-7mg each day, though it is thought that up to 25mg can be taken without side-effects. Foods high in zinc include dairy foods, meat and shellfish.