The Pritikin Eating Plan focuses on a wide variety of unrefined, minimally processed foods. The Pritikin Eating Plan highlights the value of healthy, nutrient-rich foods such as vegetables, fruits, and whole grains. The health benefits from the Pritikin Eating Plan have been scientifically proven through numerous peer-reviewed published studies. These studies, cited in Medicare’s national coverage determination, showed the Pritikin Eating Plan (along with exercise and stress-reduction) positively affected the progression of coronary artery disease.