They also contain human pieces (trying to be nice) for flavoring....
https://www.cbsnews.com/news/pepsis-bizarro-world-boycotted-over-embryonic-cells-linked-to-lo-cal-soda/
https://vaccineliberationarmy.com/2018/03/07/senomyx-list-food-companies-using-fetal-cells-aborted-babies-flavor/
https://www.hli.org/resources/products-that-use-aborted-fetuses/