Is RXBAR paleo-friendly? All RXBARs are paleo-friendly with the exception of the Peanut Butter and Peanut Butter Chocolate bars. To purchase paleo-friendly flavors, shop here! Related articles Is RXBAR keto-friendly? Are RXBARs compliant with the Whole30® program rules? Does the chocolate in RXBARs contain any sugar or dairy? Are RXBARs kosher certified? Are RXBARs vegan?