Unspoilt isn't raw though, those explorers were convinced that scurvy was a form of food poisoning caused by eating spoilt meat. They further this point later i

Unspoilt isn't raw though, those explorers were convinced that scurvy was a form of food poisoning caused by eating spoilt meat. They further this point later in the article by mentioning even when they figured out it was vitamin C they thought it prevented what caused scurvy not that a lack of vitamin C caused scurvy.