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Catalyst

PapersPMID:18554422

Effect of garlic on blood pressure: a systematic review and meta-analysis.

BMC cardiovascular disorders2008The record ↗

  1. Finding, limited evidenceno difference foundDiastolic blood pressure

No finding here moved its endpoint.

What did not

1 findingHow to read these marks →
  • “Meta-analysis of eleven studies of the effect of garlic on DBP did not show a significant difference between garlic and placebo groups (-2.44 [95% CI, -4.97, 0.09] mm Hg, p = 0.06).”
    Study
    meta-analysis
    Effect
    −2.44 mean difference, 95% CI −4.97 to 0.09
    Dose studied
    garlic powder 600-900 mg/day (nine studies); aged garlic extract 2400 mg/day; distilled garlic oil 12.3 mg/day; 12 to 23 weeks
    Population
    Adults in randomised placebo-controlled trials of garlic-only preparations; two of the pooled trials gave garlic or placebo added to the same diuretic or lipid-lowering drug in both arms

Study record

Design
meta-analysis
Species
human
Population
Adults in randomised placebo-controlled trials of garlic-only preparations reporting blood pressure; hypertensive and normotensive subgroups
Participants
not reported
Comparator
placebo
Duration
not reported
Endpoints measured
50