Also one thing that is often overlooked is how 'old'/traditional diets were very seasonal. You would have tomatoes from June to August. Sardines would be the f

Also one thing that is often overlooked is how 'old'/traditional diets were very seasonal. You would have tomatoes from June to August. Sardines would be the fatest around July. You would have grapes and wine by September and chestnuts by early November. You would kill a pig for multiple families once a year, eat some of it fresh and salt/smoke the remaining. Perhaps this seasonal scarcity is not a protective factor but it seems to me that this a variable that is never discussed when looking at traditional diet of <geographic-region>.