摘要: Vitamin D deficiency is the most common nutritional and likely medical condition in world. The major cause of vitamin has been lack appreciation that body requires 5- to 10-fold higher intakes than currently recommended by health agencies. There now overwhelming compelling scientific epidemiologic data suggesting human a blood level 25(OH)D above 30 ng/mL for maximum health. To increase minimum ingestion at least 1000 IU per day adults. In general, there no downside increasing either child's or adult's intake.
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