Is dairy consumption associated with depressive symptoms or disorders in adults? A systematic review of observational studies.
Study Goal
The researchers aimed to determine whether an association exists between dairy consumption and depressive symptoms or disorders in adults, with anxiety symptoms as a secondary outcome.
Results Summary
The study found inconsistent results across epidemiological studies regarding the association between dairy consumption and depressive symptoms, with no clear consensus. Anxiety symptoms were also explored but similarly lacked consistent findings.
Population
Community-dwelling or institutionalized adults aged 18 years and older.
Effective Dosage
Not specified
Duration
Not specified
Interactions
None mentioned
| Intervention | Direction | Endpoint | Population | Dosage | Impact | Claim # |
|---|---|---|---|---|---|---|
diet quality | increase | depression risk | - | - | is associated with | #1 |
dairy products | neutral | depression risk | - | - | possible role in | #2 |
dairy consumption | neutral | depressive symptoms | - | - | associations between | #3 |
dairy consumption | neutral | depressive symptoms or disorders | adults | - | association exists between | #4 |
dairy consumption | neutral | anxiety symptoms | adults | - | association exists between | #5 |
Diet quality is associated with depression risk, however the possible role of dairy products in depression risk is unclear. A number of epidemiological studies have examined associations between dairy consumption and depressive symptoms, but results have been inconsistent. Therefore, this systematic review aimed to examine whether an association exists between dairy consumption and depressive symptoms or disorders in adults. Anxiety symptoms were also explored as a secondary outcome. CINAHL, Cochrane, MEDLINE complete, EMBASE, Scopus and PsycINFO databases were searched from database inception to December 2018. Studies were included if they used a case-control, cross-sectional, or cohort study design, and included community dwelling or institutionalized adults (≥18 years). Seven prospective and six cross-sectional studies (