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Posted February 01, 2013

DMAA Supplement Linked to Runner's Death

The cause of death of London marathon runner Claire Squires has been ruled by the investigating coroner as cardiac failure due to extreme exertion, complicated by DMAA toxicity. Squires ingested one serving of the "workout-boosting" supplement Jacked3d during the April 2012 London marathon, and collapsed near the end of the 26.2 mile course - just four months before Britain's Food Standards Agency (FSA) officially banned the sale of DMAA products.

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