Garlic changed cardiovascular risk markers in adult trials
Across randomized trials in adults, garlic changed several blood measurements and lowered blood pressure. The abstract does not establish effects on heart attacks or survival.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
Across the adult trials, garlic intake produced statistically significant changes in several blood measurements and in blood pressure. These were risk markers, rather than direct evidence of fewer cardiovascular events. Weight and several other measured outcomes did not show significant changes, and the abstract does not describe the trial comparison treatments.
The abstract omits comparison treatments, trial durations and detailed subgroup estimates. It reports changes in cardiovascular risk markers, but provides no results for heart attacks, strokes or mortality.
What the review measured
The researchers combined adult trials examining garlic intake and cardiovascular risk factors. Outcomes included cholesterol, blood fats called triglycerides, blood glucose and blood pressure, alongside laboratory measures of inflammation and other processes.
Who the conclusions concern
The authors emphasize adults who started with less favorable risk markers, but the abstract does not give detailed subgroup estimates. That limits how specifically the overall findings can be applied to different groups.
The original publication
Effects of Garlic Supplementation on Cardiovascular Risk Factors in Adults: A Comprehensive Updated Systematic Review and Meta-Analysis of Randomized Controlled Trials.
Behrouz V, Zahroodi M, Clark CCT et al.
Nutr Rev · 2026
- PubMed ID
- 40580481
- Record checked
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