Tag: Niacin and heart disease

Over 50% of American adults take dietary supplements, believing more is always better for their health. However, excessive intake, particularly of certain vitamins, can have far-reaching consequences and may damage the heart.

In a recent 2024 study, researchers found that high blood levels of certain niacin byproducts were associated with a doubled risk of cardiovascular events in some individuals. This raises important questions about what happens when niacin is high, particularly when consumed in supplement form.