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Colon Cancer

Taking folic acid does not reduce risk of precancerous colon tumors

Published in Medical Letter on the CDC and FDA, June 24th, 2007

Taking folic acid supplements does not reduce the risk of developing precancerous tumors in the colon and may even increase the risk, a new study has found.

“We had great hope that folic acid would be a very cheap and effective agent to prevent large bowel adenomas. We expected that folic acid would decrease the risk for colorectal cancers, perhaps as much as 40 percent. So these results are disappointing,” said Robert Sandler, M.D., a study co-author and chief of the division of gastroenterology and hepatology in the University of North Carolina at Chapel Hill School of Medicine.

In addition, the government-mandated addition of folic acid to common...

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