the exudate from the castor sacs of the mature North American Beaver Castor canadensis and the European Beaver Castor fiber. Within the zoological realm, castoreum is the yellowish secretion of the castor sac in combination with the beaver’s urine, used during scent marking of territory

Used as “natural flavor” vanilla substitute in various foods and beverages.

As a world average, the per-person food availability for direct human consumption grew 19 percent to 2720 kilocalories per day in the three and a half decades to the mid-nineties