Heart Supplements: Science Says No.

Many individuals in the United States regularly consume dietary supplements, often seeking benefits for sleep, immunity, or nutritional gaps. However, scientific consensus indicates these supplements generally do not offer cardiovascular advantages.

Experts, including cardiologists, assert there is insufficient evidence supporting the use of supplements like fish oil, coenzyme Q10, magnesium, garlic, psyllium, and red yeast rice for preventing or treating heart conditions in healthy individuals. The American Heart Association's recent statement also highlights a lack of conclusive evidence.

Concerns are raised that using supplements might lead people to abandon well-researched and regulated heart medications. This diversion from effective therapies to unproven ones poses a significant risk to patient health. Research on specific supplements, such as a 2018 trial on fish oil and a 2022 trial involving garlic, has yielded disappointing results regarding cardiovascular event reduction.

While some supplements like psyllium show modest cholesterol-lowering effects and have qualified health claims, their efficacy and safety are often less understood than prescribed medications. Red yeast rice, for instance, contains a compound similar to statins but lacks consistent regulation regarding dosage and potential adverse effects, including rare cases of liver injury.