Originally Posted by Jason Peacock
And if you think about it, what carbs do you *need*? Meat is good. Fat is good. Veggies & fruit are seasonal, so you'd occasionally get a serving here and there but only with modern agriculture have they become year-round staples.
Apples and other fruits will keep for months without refrigeration, either in cold cellars or dried. So will many vegetables. And in tropical climates, of course, fresh produce is available year-round.
You aren't giving our Paleolithic ancestors much credit. Since they survived, I'd guess they knew at least as much as we do about basic food preservation.