Dukan Diet is a unique and effective diet program that helps you lose weight and keep it forever. Developed by Dr. Pierre Dukan more than 40 years ago, the Dukan Diet is made up of four distinct phases that give you two steps to lose the weight and two steps to keep it. This personalized diet plan has had thousands of satisfied customers. DukanDiet.com also provides you with The Dukan Diet book, a No. 1 New York Times Bestseller.