[ikekkdcjkfke]

"The average content of vitamin D 3 found in wild caught salmon was 988 ± 524 (mean ± SEM) IU of vitamin D 3 /3.5 oz which is a typical amount that is served for dinner (Table) In contrast, farmed salmon had approximately 25% of the vitamin D content present in the flesh of wild salmon"

And everyone knows that a fish meal that size doesn't satisfy all the way to bed time.

So you can imagine a hunter gatherer running around eating a ton of fish, berries etc. and how many IU's that would be