> Also one thing that is often overlooked is how 'old'/traditional diets were very seasonal. Great point. Also keep in mind that religion plays a critical role

> Also one thing that is often overlooked is how 'old'/traditional diets were very seasonal. Great point. Also keep in mind that religion plays a critical role. Greece in the mid 1900's was a very religious country, and most people attended the 40 days diet that they would abstain completely from consuming land-animal products.