I have clearly had too much coffee this morning, since this thread is giving me the giggles and I can't stop, LOL.
No, it is a soulless carbohydrate and is going to dieters' hell.
Unless the peanut butter in question is natural and contains no trans-fats, and the bread is whole-grain, in which case it obviously comes under the category of "indulgence"...
;oP ... says a carb-conscious Mrs. Don-o