1. Higher serum levels of iron and vitamin D during the second trimester was associated with lower maternal depression scores during the third trimester. 2. Compared with participants who were iron and vitamin D replete, those who were either low in iron, vitamin D or both had significantly higher depression score during third trimester. Evidence
Maternal iron and vitamin D status was associated with maternal depression during pregnancy 1. Higher serum levels of iron and vitamin D during the second trimester was associated with lower maternal depression scores during the third trimester. 2. Compared with participants who were iron and vitamin D replete, those who were either low in iron,