Vitamin K source:

Like most vitamins, vitamin K may be obtained in the recommended amount with a well-balanced diet. Vitamin K is also made in the body by normal beneficial gastrointestinal bacteria.
- Reviewed last on: 1/2/2007
- William McGee, M.D., M.H.A., Assistant Professor of Medicine and Surgery, Tufts University School of Medicine, Boston, MA, and Chairman, Nutrition Committee, Baystate Medical Center, Springfield, MA. Review provided by VeriMed Healthcare Network.