2010 Guidelines Summary Statements for Calcium & Vitamin D StatementStrength Vitamin D3 with calcium supplementation increases bone density in postmenopausal women and men over age 50 and reduces the risk of fractures Level 1 Vitamin D3 at daily doses of 800 IU (20 mcg) with calcium (1000 mg) reduces the risk of hip and non-vertebral fractures in elderly populations in institutions Level 1 The evidence in community-dwelling individuals is less strongLevel 2 There is evidence that daily 800 IU (20 mcg) vitamin D3 reduces fall risk, particularly in trials that adequately ascertained falls Level 2 A daily intake of 1000 IU vitamin D3 (25 mcg)—a commonly available safe dose—will raise serum 25-OH-D level on average by 15 – 25 nmol/L Level 2 Click here for a summary of the grading system for levels of evidence.
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