Aged garlic review found lower systolic pressure and LDL cholesterol
Pooled trials found lower systolic blood pressure and LDL cholesterol with aged garlic. Other measures remained uncertain, and the abstract does not specify comparison treatments or treatment duration.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
Across trials of aged garlic, pooled results showed reductions in systolic blood pressure and LDL cholesterol. Diastolic pressure and HDL cholesterol showed no statistically clear effects, while total cholesterol remained uncertain. The abstract does not identify the overall participant population or comparison treatments, and these measured changes do not establish fewer cardiovascular events.
Treatment durations, comparator details and participant totals are missing from the abstract. Outcomes were blood pressure and lipid measurements; clinical outcomes and adverse-event results are not reported.
What researchers found
The upper blood pressure reading
Pooled weighted mean difference: -2.49 mmHg; 95% confidence interval -4.02 to -0.95. Trial comparators and measurement timing were not reported.
Blood LDL cholesterol concentration
Pooled weighted mean difference: -4.41 mg/dL; 95% confidence interval -8.28 to -0.54. Trial comparators and measurement timing were not reported.
Understanding the pooled differences
A weighted mean difference summarizes trial results in the original measurement units, giving studies different weights. These estimates describe changes in blood pressure and cholesterol, rather than the number of people who experienced a clinical benefit.
The remaining measures
Uncertain results for diastolic pressure, HDL and total cholesterol should not be read as proof of no effect. Reported subgroup findings concerned particular clinical populations and do not establish that aged garlic works equally for everyone.
The original publication
The Effect of Aged Garlic Supplementation on Blood Pressure and Lipid Profile: A Dose-Response Grade-Assessed Systematic Review and Meta-Analysis of Randomized Controlled Trials.
Bashiri S, TaghipourSheshdeh F, Foshati S et al.
Phytother Res · 2025
- PubMed ID
- 40628369
- Record checked
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