In 2016, In-N-Out said it was committed to beef not raised with antibiotics important to human medicine and had asked suppliers to speed up alternatives. The company gave no timeline or cost estimate, and it was unclear whether the pledge barred all treatment or allowed antibiotics for sick animals.
Sources
The In-N-Out Burger has responded to consumer pressure and announced it will move away from using beef raised with antibiotics designed for human use. Photograph: Jonny Weeks/The Guardian