Some supplements might fuel tumors, study finds

January 29, 2014 7:02 PM

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Some supplements might fuel tumors, study finds

Certain supplements that people once hoped would fight cancer may in fact fuel tumors, possibly by knocking out some of the body’s natural defenses against cancer, Swedish researchers reported Wednesday.

Tiny lung tumors grew and spread far more quickly in mice given vitamin E and an antioxidant supplement called acetylcysteine, the researchers reported. Further checks showed the antioxidants interfered with an important cancer-blocking protein called p53.

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