Fiber intake and fiber intervention in depression and anxiety: a systematic review and meta-analysis of observational studies and randomized controlled trials.

ABSTRACT:

Context

Dietary fibers hold potential to influence depressive and anxiety outcomes by modulating the microbiota-gut-brain axis, which is increasingly recognized as an underlying factor in mental health maintenance.

Objective

Evidence for the effects of fibers on depressive and anxiety outcomes remains unclear. To this end, a systematic literature review and a meta-analysis were conducted that included observational studies and randomized controlled trials (RCTs).

Data sources

The PubMed, Embase, CENTRAL, CINAHL, and PsychINFO databases were searched for eligible studies.

Data extraction

Study screening and risk-of-bias assessment were conducted by 2 independent reviewers.

Data analysis

Meta-analyses via random effects models were performed to examine the

SUBMITTER: Aslam H 

PROVIDER: S-EPMC11551482 | biostudies-literature | 2024 Dec

REPOSITORIES: biostudies-literature