Etiology time, and often lacked fresh fruit and vegetables. Without knowing the precise cause, Captain James Cook suspected scurvy was caused by the lack of vegetables in the diet. Based on his suspicion, he forced his crew to eat sauerkraut, a cabbage preparation, every day, and based upon the positive outcomes, he inferred that it prevented scurvy, even though he did not know precisely why. It took about another two hundred years to discover the precise etiology: the lack of vitamin C in a sailor's diet. An etiological myth, or origin myth, is a myth intended to explain the origins of
Discovery Expedition acknowledging that Royds's paperwork in this field had been "dreadfully slipshod". The expedition succeeded in combating incipient scurvy through a fresh seal meat diet, and Scott recommended it for future polar expeditions. This was despite the medical profession being ignorant of the causes of the disease. At that time it was known that a fresh meat diet could provide a cure, but not that lack of fresh meat or other fresh food containing the as yet undiscovered vitamin C was a cause. Thus, fresh seal meat was taken on the southern journey "in case we find ourselves attacked by scurvy",