Ashwagandha Effects on Cognitive and Physical Function Meta-Analysis Results

A systematic review and meta-analysis of 20 randomized controlled trials with 1,249 participants, authored by XiaoLing Zhu and published on figshare in May 2026. The study evaluates the effects of Withania somnifera (Ashwagandha) supplementation on cognitive and physical outcomes in adults. Results include standardized mean differences for memory, attention, executive function, muscle strength, and testosterone.

Use Cases

• Train models to predict supplement efficacy based on aggregated clinical trial outcomes.
• Analyze effect size heterogeneity across different study populations.
• Validate meta-analytic statistical methods using reported SMD and confidence intervals.

Strengths

• Follows PRISMA guidelines and GRADE system for evidence certainty.
• Includes 20 studies with 1,249 participants for pooled analysis.
• Conducts sensitivity and subgroup analyses to assess robustness.

Limitations

• Data is presented as a summary PDF; underlying trial-level data is not provided.
• Row count and column-level documentation are absent.
• Last updated 2026-05-11 05:25:39; freshness should be verified.

Provenance

Source

figshare

Collection Method

Systematic review and meta-analysis of randomized controlled trials from PubMed, Web of Science, Cochrane Library, and Embase.

Time Range

Database searches from inception to 1 February 2026.

Freshness

2026-05-11