tortoise
Wild Hare
This article is a fantastic reference.
stacker.com
If you eat Standard American Diet, it gives you an idea of how much you eat in a year. That info can help you decide how much to stock up on.
However, if you don't want to be average (overweight, metabolic disease, etc), or your idea of prepping is getting healthy (maybe get off medications), then use the info to show you what NOT to do.

What the average American eats in a year
Using food availability data from the Department of Agriculture, Stacker reveals the consumption habits of the average American.
If you eat Standard American Diet, it gives you an idea of how much you eat in a year. That info can help you decide how much to stock up on.
However, if you don't want to be average (overweight, metabolic disease, etc), or your idea of prepping is getting healthy (maybe get off medications), then use the info to show you what NOT to do.