While vitamin K2 may help slow the loss of bone density, it has not yet been shown in trials to reduce the rate of actual bone fractures.

The body deposits hard calcium over soft, dangerous plaque to stabilize it like a scab, meaning the calcium itself isn't the primary danger.

To ensure your vitamin K2 supplement is active, look for a protected, encapsulated form and verify its potency on third-party testing websites like consumerlab.com.

Statins, which are proven to save lives, actually increase the amount of calcium in arteries by turning dangerous soft plaque into stable scar tissue.

Slowing a calcium score is not the same as preventing heart attacks, as no vitamin K2 trial has ever shown a reduction in actual heart attacks or deaths.

Many vitamin K2 (MK7) supplements degrade on the shelf and contain only a fraction of the dose on the label, especially when mixed with minerals.

Vitamin K2 directly counteracts the blood thinner warfarin, and some experts recommend patients on warfarin should avoid K2 supplements entirely.

The idea that you must take vitamin K2 with vitamin D and magnesium is overblown, as the strongest trial for heart health used K2 on its own.