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Category Archive for 'Vitamin D'

This prospective study of 512 women with early breast cancer evaluated the role of serum vitamin D levels as a potential factor influencing breast cancer prognosis. The average age was 50 and the average vitamin D levels was 58.1 nmol/L. Vitamin D levels were deficient (<50 nmol/L) in 192 women, insufficient (50 to 72 nmol/L) […]

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An association between vitamin D deficiency and many mood disorders has been suggested in several studies. These associations include major depressive disorder, seasonal affective disorder (SAD), premenstrual syndrome and other depressive disorders. Peer-reviewed research studies were located in various data-bases searching for studies investigating vitamin D and depression, seasonal affective disorder, PMS, postpartum depression, perinatal […]

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1739 offspring (Caucasian) of the original Framingham Heart Study were eligible for the Framingham Offspring Cohort.  Mean age was 59 years, 55% were women (947) were without prior cardiovascular disease.  25-hydroxyvitamin D levels were measured and deficiency groups were identified as < 15 ng/mL and < 10 ng/mL. 28% of individuals had levels < 15 […]

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36,282 postmenopausal women were enrolled in a Women’s Health Initiative clinical trial to determine the effects of calcium and vitamin D on the incidence of hip fracture. Invasive breast cancer was a secondary outcome measure. Patients were randomly assigned to 1000 mg of calcium with 400 IU of vitamin D3 daily, or placebo for an […]

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As the saying goes, you usually get what you pay for. But just so you know what you’re paying for, multivitamin-mineral supplements vary in four basic ways: ingredients potency quality manufacturing process In general, however, basic mass-market multiples are often sold at a lower price because they are inferior in one or more of those […]

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Vitamin D deficiency is a very common problem in the U.S., and especially in an aging population. Older individuals are at greater risk for deficiency because aging lowers the amount of 7-dehydrochlesterol in the skin and thus lowers the ability to produce vitamin D, as well as lower absorption. Most of our vitamin D comes […]

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In a population-based study, 1180 Caucasian women older than 55, were randomized to receive a calcium supplement , a calcium supplement plus 1100 IU of vitamin D (cholecalciferol), or a daily placebo. Health status and compliance to the regimen were assessed every 6 months over 4 years and serum vitamin D was measured at baseline […]

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In a population-based study, 1180 Caucasian women older than 55, were randomized to receive a daily placebo, calcium or calcium plus 1000 IU of vitamin D (cholecalciferol). Â Health status and compliance to the regimen were assessed every 6 months over 4 years and serum vitamin D was measured at baseline and annually. 1024 women […]

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