No-Antibiotic Claims on Beef May Not Be Reliable

No-Antibiotic Claims on Beef May Not Be Reliable

The researchers tested animals from 33 “raised without antibiotics” certified feed yards at a single undisclosed US slaughterhouse between February and September 2021. During that time, the slaughterhouse processed more than 38,000 cattle from those feed yards, and researchers randomly selected the animals to test . The cattle that tested positive for antibiotics came from … Read more