They end up on my dinner plate as a delicious high-protein meal.
If I was a scientist and a piggie died as part of an experiment or whatever. I would do my best to eat the piggie and not let any part of it end up in the trash and going to waste.
Citation needed on this one. I'm curious.
If they mean as in provides many kind of nutrition, it is still false as it is mostly fat and protein. It is quite homogenous to be called nutritious.