Cows eat a mixture of alfalfa, hay, and corn at Kehoe Dairy June 12, 2007 in Point Reyes Station, California. | Justin Sullivan/Getty Images

Alternatives to Antibiotics Could Improve Animal Gut Health

Researchers are looking to probiotics, prebiotics, postbiotics, feed additives, and feed enzymes to help keep animals healthy, an effort which could temper consumer fears over antibiotic use in the food supply.

Ryan Arsenault (center), assistant professor of Animal and Food Sciences, with members of his research team Casey Johnson (left) and Bridget Aylward (right) | Evan Krape/ University of Delaware