Vitamin D supplementation during Antarctic winter
Background: Persons with limited exposure to ultraviolet B light, including space travelers, may not receive enough vitamin D. Recent studies indicate that optimal serum 25-hydroxyvitamin D [25(OH)D] should be 80 nmol/L. Objective: This study was designed to evaluate the effectiveness of 3 doses of...
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Format: | Text |
Language: | English |
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Online Access: | http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1028.1100 http://ajcn.nutrition.org/content/early/2009/02/18/ajcn.2008.27189.full.pdf |