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Does supplementation with zinc magnesium aspartate (ZMA) increase levels of serum testosterone in men?

Femiano, Dominic MD; Morris, Carl MD, MPH

doi: 10.1097/01.EBP.0000540925.02721.e6
HelpDesk Answers

Evidence-Based Answer No, daily ZMA supplementation (90–120 mg zinc component) for 7 to 8 weeks in previously active men does not appear to increase serum testosterone levels (SOR: C, small conflicting studies with disease-oriented outcomes).

Group Health Cooperative FMR Seattle, WA

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