B vitamins may have 'protective effect' against air pollution
B vitamins may offer some protection against the impacts of air pollution, a small scale human trial suggests. Researchers in the US found that high doses of these supplements may "completely offset" the damage caused by very fine particulate matter. The scientists involved say the effect is real but stress the limitations of their work. Follow up studies are urgently needed, they say, in heavily polluted cities like Beijing or Mexico. While the impacts of air pollution on health have become a cause of growing concern to people all around the world, the actual mechanics of exactly how ...