I have always been a little bit suspicious about the Martin's Potato Bread, my son's favorite, that stays fresh moist and mold free in the bread drawer for weeks at a time.
Location. Location. Location. - Shelf life. Shelf life. Shelf life. - Twinkies Live!
Azodi-carbonamide generally recognized as safe (GRAS) additive to Bread – Used to make foam plastics etc. and extend shelf life of bread etc.
Illegal in UK, EU, Australia and Singapore and thought to cause asthma by recent studies. Enjoy!