Taking aged garlic extract might slow down the hardening of your heart arteries and help lower your blood pressure by making dangerous fatty buildups in your arteries more stable and less likely to cause a heart attack.
Evidence from Studies
Supporting (2)
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Aged garlic extract reduces low attenuation plaque in coronary arteries of patients with diabetes: A randomized, double-blind, placebo-controlled study
This study found that aged garlic extract helped reduce a dangerous type of plaque in the arteries of diabetic patients, which means it might make plaques less likely to break open and cause heart problems — supporting part of the claim.
Aged garlic extract retards progression of coronary artery calcification.
This study found that aged garlic extract may slow down the hardening of heart arteries, which is one part of the claim. But it didn’t check if it lowers blood pressure or makes plaques more stable, so we can’t say the whole claim is proven.
Contradicting (0)
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Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.