KINGSTON, CANADA. Dr. Dianne Delva, MD, Assistant Professor of Family Medicine at Kingston University, reviews the evidence for and against routine supplementation with vitamin B12 (cobalamin) in the elderly. Several studies have shown that anywhere from 5 to 15 per cent of elderly people suffer from a vitamin B12 deficiency. Although the only formally recognized […]
Category Archives: Research studies
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Diabetes drug linked to vitamin B12 deficiency
Published on:A Wisconsin doctor reports a case of a 63-year-old man who developed a severe vitamin-B12 deficiency after having taken metformin (Glucophage) for five years. Replacing the metformin with sulfonylurea and taking 1000 mg of cyanocobalamin (vitamin B12) for two months reversed the deficiency. Dr. Mary Ann Gilligan estimates that 10 to 30 per cent of […]
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Vitamin B12 deficiency and breast cancer
Published on:BALTIMORE, MARYLAND. Researchers at the Johns Hopkins University report that women with breast cancer tend to have lower vitamin B12 levels in their blood serum than do women without breast cancer. The researchers determined vitamin B12 concentrations in blood samples obtained in 1974 and in 1989 and compared the levels found in 195 women who […]
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Vitamin B12 deficiency common in older people
Published on:MOLNLYCKE, SWEDEN. Swedish researchers have discovered that many older people are deficient in vitamin B12. Their study involved 368 men and women aged 75 years or older. Analysis of blood serum showed that 11 per cent of the participants were deficient in cobalamin (vitamin B12). The researchers point out that a vitamin B12 deficiency has […]
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