Background B vitamins have vital roles in the development, maintenance, and functioning of
the brain, while severe deficiencies have been linked to increased psychological disorders …

Objective: The prevalence of depression and anxiety is increasing worldwide. Diet as a
modifiable factor for mental health has received great attention. The aim of the present study …

Context The results from epidemiologic studies on the intake of dietary vitamin B1, B2, B6,
and B12 and association with risk of developing depression have been inconsistent …

A systematic review and meta-analysis was undertaken to examine and quantify the effects
of B vitamin supplementation on mood in both healthy and 'at-risk'populations. A systematic …

Objective: We examined the cross-sectional relationship between dietary vitamin B6 and
plasma pyridoxyl-5′-phosphate concentrations (PLP) with depressive symptomatology …

Background: An association between low blood levels of folate, vitamins B6 and B12 and a
higher prevalence of depressive symptoms has been reported in several epidemiological …

Background and aim The relation of some antioxidant nutrients with psychological disorders
has been studied previously. The aim of this study was to examine the association between …

Background: B-vitamin deficiencies have been associated with depression; however, there
is very little prospective evidence from population-based studies of older adults. Objective …

Objective To clarify the associations of dietary vitamin A and beta-carotene intake with
depression based on a meta-analysis of observational studies. Methods An extensive …

Few studies assessed the associations between dietary vitamin K and depressive
symptoms. We aimed to investigate the association between dietary vitamin K and …