you are viewing a single comment's thread.

view the rest of the comments →

[–]hfxB0oyA 5 insightful - 1 fun5 insightful - 0 fun6 insightful - 1 fun -  (0 children)

That would be most people in northern latitudes. Certainly everyone in Canada is going to be deficient during at least 3/4ths of the year.