[mastazi]

I always thought it was important mostly for food preservation.

[Wytwwww]

Yes it was. That hypothesis about ketosis is very wacky and not backed by any evidence. Premodern diets were very high in carbohydrates compared to modern ones....

[jdjdjdkdksmdnd]

dude are you kidding me. most premodern diets were mostly meat. then neolithic

[SethMurphy]

premodern: broadly defined as between the late medieval period and the mid-nineteenth century.

[qwytw]

And you have to go back 4000 - 7000 years to get to a time when "diets were mostly meat" in Europe and the Middle East.