Assertion: calcium | /r/HasProperty | 500-1,200 mg/day
Facets:
Source sentences:
text: The US Preventive Services Task Force conducted a meta-analysis of 11 randomized placebo-controlled trials that included 52,915 older people (of whom 69% were postmenopausal women) and reported that the supplementation of vitamin D (300-1,000 IU/day) and calcium (500-1,200 mg/day) for up to seven years resulted in a 12% reduction in the risk of any new fracture (33).