Together, they work to prevent osteoporosis and other bone-related ... The recommended daily dose of vitamin K2 is 90-120 mcg, while the recommended daily dose of vitamin D3 is 1000-2000 IU.

Vitamins such as D3, K2, and vitamin C are often used in high doses, particularly the 45mg of K2 seen in some formulations.

Now, vitamin K2 is popping up in social media circles with the promise that it will ... reverse severe bleeding if you are an ...