Paleolithic diet

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The Paleolithic diet, Paleo diet, caveman diet, or Stone Age diet is a modern fad diet consisting of foods thought by its proponents to mirror those eaten by humans during the Paleolithic era. The diet avoids food processing and typically includes vegetables, fruits, nuts, roots and meat and excludes dairy products, grains, sugar, legumes, processed oils, salt, alcohol, and coffee. Historians can trace the ideas behind the diet to "primitive" diets advocated in the 19th century. In the 1970s, Walter L. Voegtlin popularized a meat-centric "Stone Age" diet; in the 21st century, the best-selling books of Loren Cordain popularized the "Paleo diet". As of 2019 the Paleolithic diet industry was worth approximately US$500 million. In the 21st century, the sequencing of the human genome and DNA analysis of the remains of anatomically modern humans have found evidence that humans evolved rapidly in response to changing diet. This evidence undermines a core premise of the Paleolithic diet, that human...

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