FDA records revealed that pigs in particular have suffered horrific consequences from being given the drug, which is designed to make them gain weight without having to consume a great deal of feed. While cost effective for the farming industry, it's been found to have rendered 160,000 pigs unable to walk, to experience hyperactivity and broken limbs, and even to die.(1)
In fact, a Food and Environment Reporting Network (FERN) investigation determined that ractopamine is fed to "an estimated 60 to 80 percent of pigs in the United States" and has "resulted in more reports of sickened or dead pigs than any other livestock drug on the market."
Learn more: http://www.naturalnews.com/052140_FDA_ractopamine_animal_cruelty.html#ixzz3syat54VF