A new study finds that an arsenic-based compound fed to chickens in the
United States may be more dangerous than previously
Arsenic-based feed additives are banned in Europe but the USDA allows
Roxarsone to be used in chicken feed to prevent parasitic diseases. According to
the USDA, feeding Roxarsone is safe because the arsenic is the organic
Converts to inorganic
arsenic-based compound fed to chickens may be more dangerous than previously
thought. A researcher at Duquesne University has found
evidence that the arsenic converts to the inorganic kind when it combines
with bacteria in chicken manure. That manure is used for fertilizer and can leak
"Farmers spread manure with arsenic in it all over their land
as fertilizer, and we don't know what the risks are."said Carole Morison, a
contract grower for Perdue on
Maryland's Eastern Shore.
Although Perdue still uses Roxarsone in
chicken feed, Tyson, the largest US chicken producer, announced last year it was
abandoning arsenic additives.
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