Zinc Might Prevent Depression

In several animal studies, zinc deficiency can cause behavior that looks like depression. In other animal studies, giving  zinc can have antidepressant-like activity if the animals are zinc-deficient. And there is some clinical evidence that zinc might boost the effectiveness of antidepressants in humans. Now a large meta-analysis of studies that looked at zinc blood levels in people with depression (Swardfager, et …