Background Recent evidence suggests that diet modifies key biological factors associated
with the development of depression; however, associations between diet quality and
depression are not fully understood. We performed a systematic review to evaluate existing
evidence regarding the association between diet quality and depression. Method A
computer-aided literature search was conducted using Medline, CINAHL, and PsycINFO,
January 1965 to October 2011, and a best-evidence analysis performed. Results Twenty …

Background: Recent evidence suggests that diet modifies key biological factors associated
with the development of depression; however, associations between diet quality and
depression are not fully understood. We performed a systematic review to evaluate existing
evidence regarding the association between diet quality and depression. Method: A
computer-aided literature search was conducted using Medline, CINAHL, and PsycINFO,
January 1965 to October 2011, and a best-evidence analysis performed. Results: Twenty …