Few nutritional supplements can protect people from developing or dying from cardiovascular disease, and some may actually be harmful, a research review suggests.
Researchers examined data from 277 trials with a total of almost one million participants to assess the effects of 16 different nutritional supplements and 8 dietary interventions on the risk of heart problems and strokes.
Most of the vitamins, minerals, supplements and diets didn’t protect against heart attack or stroke or reduce the risk of death from heart-related causes, researchers report in Annals of Internal Medicine.
“People should focus on healthy diet from nutritional food sources, not vitamins or supplements, in combination with healthy lifestyle which includes regular physical activity and not smoking,” said Dr. Safi Khan, lead study author and a researcher at West Virginia University School of Medicine in Morgantown.
Current U.S. dietary guidelines recommend several healthy eating patterns, including…
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