5. The Potential Downside of Going Paleo 

The Paleo diet is restrictive, eliminating many convenience foods that act as the go-to in the typical American diet. The menu may also get pricey -- organic and free-range produce and meats tend to cost more than conventional and fast foods. Though the diet rates high on the satiety index, some followers may be bummed to miss out on comfort foods like mac ‘n' cheese and mashed potatoes.   

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Going Paleo may not work for every person, but knowing what comes with the territory is the first step in making that decision. It pays to consult a personal physician before digging into the Paleo plan or any new diet and exercise program.