Vitamin C warning

2019-03-07 09:01:18

Bad news for the countless health fanatics who take vitamin C: in high doses it may clog up arteries, the American Heart Association meeting in San Diego heard last week. A study of 573 seemingly healthy middle-aged men and women found that those taking 500 milligrams of vitamin C supplement per day, the equivalent of 10 oranges, had 2.5 times as much thickening of their arteries as people who took no supplements. Among smokers thickening rose fivefold. James Dwyer from the University of Southern California, who led the study,