A Day of Infamy Vitamin D3?
November 30, 2010 will go down in infamy in the history of modern medicine. It is the day the Food & Nutrition Board elected to marginally increase vitamin D requirements to 600 IU (that’s just 15 micrograms or 15/1000ths of a milligram) and the upper safe limit to 4000 IU (100 mcg), the point where blood levels only begin to rise.For comparison, 600 IU is equal to just 4 minutes of mid-day full-body summer sun exposure. About 30 minutes of sunshine would produce ~4000–5000 IU of natural vitamin D, what the new F&NB guidelines indicate may be an overdose. Of course, this is ridiculous since millions of Americans cialis dosage do this at the beach every summer without side effect. Knowledgeable health authorities have long recommended at least 30 minutes of sunshine daily.
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Response to NYT VitD Article by Dr Joe
Report Questions Need for 2 Diet Supplements; New York Times article, November 29, 2010.
Responses from the Vitamin D Council; November 30 – December 1, 2010 (at the time of this posting).
Links to the responses:
Vitamin D Council statement
Download diovan going generic Vitamin D Council statement in PDF format
Statement from vitamin D expert Dr. William Grant
Download statement by Dr. Grant in PDF format
No doubt the debate will rage on for years to come. Please feel free to post a comment and visit Dr. Joe’s web site