They’re out of TN, so almost certainly non-union.
I had some guys I worked with ~25 years ago who were addicted to their stuff. Me, I was never much for junk food of any sort.
I maintained the “snack room” at a previous job. Little Debbie were really the only affordable snacks other than what I got in bulk at Sam’s et al. I liked to keep everything at 25-50 cents (I wasn’t in it to make money).