A recent study published in the Journal of the American Heart Association suggests that excessive vitamin D supplementation, specifically above the recommended daily allowance, may increase the risk of cardiovascular problems, particularly in individuals already taking statins.
The research, conducted by the Intermountain Healthcare Heart Institute, followed over 330,000 participants over a decade. It found a U-shaped relationship between vitamin D levels and heart health. While low levels of vitamin D are known to be detrimental, the study indicated that excessively high levels achieved through supplementation were also associated with an increased risk of coronary artery disease.
The study highlighted that participants taking statins who also took more than 4000 international units (IU) of vitamin D daily were more likely to experience negative cardiovascular outcomes. The findings suggest that the potential benefits of vitamin D supplementation may be offset by negative consequences at higher doses.
Researchers emphasize the importance of achieving vitamin D sufficiency through diet and limited sun exposure rather than relying on high-dose supplements. They advise individuals considering vitamin D supplements, especially those already on statins, to consult with their healthcare provider to determine appropriate dosage and ensure their levels are monitored. The research underscores the need for personalized approaches to vitamin D supplementation based on individual risk factors and medical history.
find the original article here: https://www.yahoo.com/news/articles/too-much-vitamin-may-raise-185039288.html