Not on the Pacific coast which was the context of my post that you pulled a segment out of. Yet still perhaps I should have been more detailed--or stated a caveat against categorical reading.
Large areas of the midwest where the buffalo roamed were not well populated with humans due to a lack of iodine in the soil although some prehistoric tribes of mound builders were believed to have trade routes for seasalt. Some tribes consumed the ashes of their dead as a condiment, presumably for minerals.
Read above!