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Information on the latest vitamin D news and research.

Find out more information on deficiency, supplementation, sun exposure, and how vitamin D relates to your health.

Vitamin D levels throughout pregnancy: Part 2

The most recent paper by Dr. Martine Luxwolda and colleagues of the University Medical Center Groningen in Holland is so remarkable that this is the second of three blogs covering it. If you remember, this same group discovered that free-living hunter-gatherers around the equator have vitamin D blood levels of about twice the modern American, about 45 ng/ml.

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The series

  About: John Cannell, MD

Dr. John Cannell is founder of the Vitamin D Council. He has written many peer-reviewed papers on vitamin D and speaks frequently across the United States on the subject. Dr. Cannell holds an M.D. and has served the medical field as a general practitioner, emergency physician, and psychiatrist.