Weston Price in the 1930s was searching for the answers to two important questions: Were there people living in other regions of the world who were free from tooth decay, crooked teeth, and other diseases of civilization? And if so, what were they eating?

The standard American diet consisting largely of processed foods is atrocious in terms of the negative impact it has on our health. But even those who attempt to eat a more healthful diet are often led astray by bad advice, such as to avoid saturated fat.