Tag: K2 side effects

While typically well-tolerated, the most significant risk associated with vitamin K2 is its interaction with specific anticoagulant medications, which can reduce their effectiveness. Beyond this key warning, do K2 vitamins have any side effects, and what should consumers know before starting supplementation?

According to the National Institutes of Health (NIH), no Tolerable Upper Intake Level (UL) has been established for natural vitamin K1 and vitamin K2, suggesting a low risk of toxicity from excessive consumption via food or supplements.

According to a 2005 study on over 4,800 subjects, high vitamin K2 intake was linked to lower measures of cardiovascular disease risk factors. This potent fat-soluble nutrient, known as menaquinone, plays a vital role in calcium metabolism, but understanding the pros and cons of taking K2 supplements is crucial before adding them to your regimen.

According to health authorities like the National Academy of Sciences, no tolerable upper intake level (UL) has been established for natural vitamin K2, indicating its high safety profile. This suggests that for most healthy adults, excessive intake is unlikely to cause toxicity, but there are important considerations.

Over 95% of Americans do not get enough Vitamin D from their diet alone, often leading them to also seek out Vitamin K2 supplements, which work together to support bone and heart health. To ensure both safety and effectiveness, it is crucial to understand **what to avoid when taking K2** to prevent adverse interactions and maximize health benefits.