February 2003 Issue
F Too much vitamin A weakens bones and increases the risk of fractures later in life, suggests new research from Sweden, where fortification of foods is common. In the study, researchers measured vitamin A (retinol) in the blood of 2,322 men who were followed for 30 years and found those with the highest blood levels of retinol had seven times the fractures of those with the lowest levels. This confirms similar results in previous
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