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Vitamin D taken at recommended doses, i.e. 8Īdverse effects associated with vitamin D supplementation have been reported Analyses of randomised controlled trials involving almost 30 000 participants found that vitamin D with or withoutĬalcium has no effect on the risk of falls.Risk benefits were restricted to frail, older females living in institutions. On fracture incidence and that vitamin D taken in combination with calcium has weak and inconsistent effects on fracture

A meta-analysis involving more than 50 000 participants concluded that vitamin D taken without calcium has no effect.Of vitamin D mg of calcium has no effect on fracture incidence in post-menopausal women. The United States Preventative Services Task Force concluded, in 2013, that daily supplementation with 400 IU (10 micrograms).Now confirms that vitamin D supplementation for the general population provides no benefit and is a waste of resources. More than 50 meta-analyses have examined the effects of vitamin D on falls or fractures. The benefits of supplementation on bone health and falls prevention have been overstated Since 2011, evidence has accumulated that onlyĪ limited number of patients benefit from supplementation with vitamin D. ThisĬan be prevented by empiric supplementation of people who are at risk. Severe vitamin D deficiency reduces bone mineralisation which causes osteomalacia and increases fracture risk. 1īenefits versus risks of vitamin D supplementation Of melanoma which rises with greater use and earlier age of first use. The use of sun beds to boost vitamin D levels is not recommended as this practice is associated with an increased risk

2 It is not possible to develop vitamin D toxicity due to exposure to sunlight. 1, 2 Dark skin pigmentation is correlated with decreased rates of vitaminĭ production and people with darker skin may require three to six times more sun exposure to achieve equivalent Outdoor activity is best scheduled around noon as approximately 30 – 50 minutes of sun exposure is required to 1 At the height of summer as littleĪs six to eight minutes of sun exposure may be sufficient to produce 1000 IU of vitamin D. Southern hemisphere with face, arms and hands exposed is recommended. To prevent vitamin D deficiency, a daily walk in the early morning or late afternoon from September to April in the

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