A meta-analysis published in The Lancet shows no beneficial effects on bone density in adults taking Vitamin D to prevent osteoporosis development. The researchers analyzed 23 studies including over 4000 participants taking a daily supplementation of vitamin D generally at doses less than 800IU daily over 2 years. Fifteen of the 23 studies showed insignificant benefit with daily supplementation while 6 studies (all performed at 1 research site) showed some significant benefit. The researchers concluded that widespread use of vitamin D for osteoporosis prevention in healthy adults without significant risk factors, is likely unnecessary. How often do you counsel your patients about vitamin D supplementation? What are your thoughts about these findings?
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