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Evidence-Based Supplement Research
Evidence-Based Supplement Research

Ginger and Reduced Hemoglobin A1c

Research synthesisLow evidenceMixed effect size3 studies · 1 beneficial · 2 neutral · 0 harmful

Across 3 studies, 2 reported neutral small effects and 1 reported a beneficial moderate effect. The majority of studies do not show a statistically significant benefit of ginger for reducing HbA1c.

  • Studied populations: People with type 2 diabetes

Caveats: Evidence base is small (only 3 studies) — conclusions should be considered preliminary. Many of the included studies did not reach statistical significance — effect may be smaller than the predominant direction suggests. Additionally, the single beneficial study is a low-quality review, while the two neutral findings come from higher-quality meta-analyses.

Generated Jul 12, 2026
Safety in these studies
3 of 3 papers
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