Historically, 400 IU (10 ug) of vitamin D was recommended for better health because it closely approximated the amount of vitamin D in a teaspoonful of cod liver oil. However, 800 to 1,000 IU is ...
Purpose: The role of vitamin K in the prevention and treatment of osteoporosis and arterial calcification is examined. Summary: Vitamin K is essential for the activation of vitamin K-dependent ...