Recommended Vitamin D Intake Overdue for an Increase
“Vitamin D’s star is on the rise and researchers say it’s about time.” –AMA News, April 27, 2009 The government’s recommended intake (RDA) for D may underestimate the true amount we need by a factor of ten, according to Michael Holick MD, Ph.D., at Boston University Medical center. Current recommendations are for 200-400 I.U. per day, depending on age. But Dr. Hollick suggests that our true needs may be on the order of 2,000 I.U. Since studies show that most people consume very little D and don’t get enough from sun exposure, there is a nearly universal shortfall of vitamin…
