September 2000 Issue
Hidden B12 Deficiency May Be Widespread
Vitamin B12 deficiency may be much more common than previously thought, according to a recent government study. Using data from about 3,000 adults, aged 26 to 83, researchers found that almost 9% had deficient blood levels, while 39% fell in the "low normal" range, a level low enough to trigger the neurological symptoms typical of B12 deficiency. Low levels spanned all age groups, surprising the researchers. Previously, the elderly were thought to be at greatest risk. Participants who took B12
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