Dietary magnesium intake and the incidence of depression: A 20-year follow-up study., Journal of Affective Disorders 2016

"Conclusions
The results of this study suggest that magnesium intake may have an effect on the risk to develop depression. Further studies are needed to investigate whether sufficient magnesium intake could have implications for prevention or treatment of depression.

Highlights

•Dietary magnesium intake was found to have an association with the risk of depression.
•This is the first prospective study with 20 years of follow-up to report the association between magnesium intake and the incidence of depression in men.
•Further studies need to clarify if magnesium has a role in prevention of depression."
Learn more: http://www.jad-journal.com/article/S0165-0327(15)31182-4/abstract