Assessment of Vitamin B12 Efficacy on Cognitive Memory Function and Depressive Symptoms: A Systematic Review and Meta-Analysis.
- 2024-11-09
- Review
- Cureus 16(11)
- Hayat Alzahrani
- PubMed: 39655146
- DOI: 10.7759/cureus.73350
- Low evidence
- Clinical
Regarding depressive symptoms, three of the nine included studies were analyzed, yielding an average standardized mean difference of -0.01 (95% CI: -0.0773 to 0.0525), also showing no significant effect (p = 0.708).
- Effect
- Neutral
- Effect size
- Small
- Significant
- No