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  Vol. 281 No. 16, April 28, 1999 TABLE OF CONTENTS
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Cancer Risk in Diet Supplement

Rebecca Voelker

JAMA. 1999;281:1480.

Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

People who take chromium picolinate may get more than the increased muscle mass and reduced body fat that the popular dietary supplement promises.

During last month's meeting of the American Chemical Society in Anaheim, Calif, researchers at the University of Alabama in Tuscaloosa reported on chromium picolinate as a possible carcinogen. Their work advanced research by the late Karen Wetterhahn, PhD, of Dartmouth University, who showed in laboratory experiments that chromium picolinate apparently induces cleavage of chromosomal DNA in cells. When chromium picolinate interacts with such common biochemicals as vitamin C, the Alabama researchers reported, the by-products react with oxygen to generate potent, DNA-damaging hydroxyl radicals.

"Careful investigation into the effects of long-term diet supplementation with chromium picolinate are needed to evaluate its mutagenic and carcinogen potentials" said Alabama chemist John B. Vincent, PhD.

Most Americans don't consume enough chromium, which is needed for carbohydrate and fat metabolism, . . . [Full Text of this Article]







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