What is the role of vitamin D deficiency in the etiology of osteoporosis?

Updated: Dec 15, 2020
  • Author: Vin Tangpricha, MD, PhD; Chief Editor: Romesh Khardori, MD, PhD, FACP  more...
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Vitamin D insufficiency contributes to osteoporosis by decreasing intestinal calcium absorption. [8, 39] Treatment of vitamin D deficiency has been shown to improve bone mineral density. [40, 41] An analysis of the Third National Health and Nutrition Examination Survey (NHANES III) demonstrated a positive correlation between circulating 25(OH)D levels and bone mineral density. [42]

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