Montana Public Radio

hunter-gatherers

Paleolithic humans ate flour, which the Paleo diet discourages
Patricio Hurtado - Pixabay

If you're keeping tabs on the history of human food - and keeping score on modern American diet books - there's a tuber-sized hole in the founding principle of the Paleo diet, with its avoidance of dairy, legumes, pulses, grains and starches.