“Vitamin B proved to be not one vitamin but several, which is why we have B1, B2, and so on. To add to the confusion, Vitamin K has nothing to do with an alphabetical sequence. It was called K because its Danish discoverer, Henrik Dam, dubbed it “koagulations viatmin” for its role in blood clotting.”

“Vitamin B proved to be not one vitamin but several, which is why we have B1, B2, and so on. To add to the confusion, Vitamin K has nothing to do with an alphabetical sequence. It was called K because its Danish discoverer, Henrik Dam, dubbed it “koagulations viatmin” for its role in blood clotting.”

— Bill Bryson