There are interesting world maps depicting [in]tolerance of various common foods: wheat, milk, alcohol, etc. Humans are adaptively omnivores - those intolerant

There are interesting world maps depicting [in]tolerance of various common foods: wheat, milk, alcohol, etc. Humans are adaptively omnivores - those intolerant of one food (when identified) can avoid it via plenty of alternatives. http://www.okwave.com/uploads/attachments/post/image_9/27964/allergymap.gif http://www.okwave.com/uploads/attachments/post/image_9/27964...