Calcium and vitamin D aren't the only nutrients you need to keep your bones strong. After reviewing data from seven studies, researchers in Japan concluded that high doses of vitamin K increased bone strength and reduced fractures in postmenopausal women.
Vitamin K may help activate osteocalcium, a protein the body needs to utilize calcium in bone tissue.
It's too early to recommend high-dose supplements, but getting more vitamin K in your diet--specifically from leafy green vegetables like spinach and broccoli--is always a good idea. Multivitamins and bone formulas often provide low-to-moderate doses of K. Read more -