When the body is in a high stress state, normally those with high cortisol and locked in fight or flight, the body burns up way more calories, and we need to compensate for that, ideally we need to be hitting 3k plus of easy to digest calories. Its hard, as I know for myself, im allergic to nearly every food group but I try!
Natway makes SOME sense, but his ridiculous ideology like all jumped up fruitarians makes listening to him a chore...they are all the same, its one way for everyone or you are wrong! Trust me, I live with one!
Potatoes contain lots of excellent things, like Bromeline, Quiercitin ang magnesium, so ignoring them completely isnt that wise.