The safe dose of vitamin D supplements to get most of the population to the optimal level is 2,000 i.u. a day, but the elderly and overweight may need more.
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After all that work plowing through the new science and the same 2,000 iu/day recommendation I made in 2011 remains.
If you missed the first two videos in this series, see:
• Do Vitamin D Supplements Help with Diabetes, Weight Loss, and Blood Pressure (
• Will You Live Longer if You Take Vitamin D Supplements? (
And I wrap up with:
• The Optimal Dose of Vitamin D Based on Natural Levels (
• The Best Way to Get Vitamin D: Sun, Supplements, or Salons? (
• The Risks and Benefits of Sensible Sun Exposure (
Have a question for Dr. Greger about this video? Leave it in the comment section at and he’ll try to answer it!
Image Credit: Peter Rosbjerg via flickr.
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