Here, I think this is what @PMD PerformanceHorses might be trying to say. I don't have any Walmart meats (one of these might be as I'm not sure where it came from), but I took pictures of a few labels on meats from another chain store.
Some of these DO have added ingredients, and those...
Excellent post @PMD PerformanceHorses! Thanks so much for posting this!
A few things: I've given my birds kale before, and it was fine. A lot of people question if bread is safe for chickens. I say it is, as long as it's not moldy and is fed in moderation (like most treats).
Lastly, meat...