Online chatter claims that vitamin D should always be taken with vitamin K2 because it directs where vitamin D goes in the body.

Medically reviewed by Erika Prouty, PharmD Vitamin D is a popular supplement, but it can interact with other vitamins and minerals. High amounts of magnesium and vitamin K may harm calcium balance in ...

Parental vitamin K refusal increased in the United States and internationally recently, increasing risk for newborn intracranial hemorrhage.

Research suggests that taking vitamin K supplements could prevent the 'worrying' side effects associated with taking vitamin D tablets.

More parents are refusing vitamin K shots for their newborns, a study published Monday in the Journal of the American Medical Association found. It’s a trend that experts worry could have deadly ...

A new review reveals a concerning rise in parents refusing vitamin K shots for newborns, increasing the risk of ...

To protect newborns, doctors recommend a single shot of vitamin K following birth. It’s not a vaccine, simply a vitamin supplement. For the new study, researchers analyzed data from 25 prior studies ...

Fewer newborns are receiving a routine shot that helps prevent life-threatening bleeding, because their parents are opting out of it, a new study shows. The number of infants who are not getting the ...

For more than 60 years, doctors have recommended that babies receive a vitamin K shot at birth to protect them from severe bleeding in early life. These recommendations have significantly reduced ...

Vitamin K supplementation significantly reduced the frequency, intensity, and duration of nocturnal leg cramps in older adults. No adverse events related to vitamin K were identified. Researchers ...

Johna Burdeos is a family mom, registered dietitian and freelance writer. Having provided nutrition care to many patients with acute and chronic medical conditions over the years, Johna is passionate ...

Vitamin K is a fat-soluble nutrient found in a variety of foods and supplements. While rare, it’s possible to develop vitamin K deficiency bleeding if your body doesn’t get enough of this important ...