The Dukan Diet is a unique 4 - step programme, combining two steps to lose your unwanted weight and two steps to keep it off for good:, Step 1 Attack: For 2 -7 days eat as much as you want of 72 protein - rich foods., Step 2 Cruise: Continue eating the protein - rich foods with the addition of 28 vegetables., Step 3 Consolidation: Add fruit, bread, cheese and starchy foods, and 2 celebration meals a week allowing 5 days for every pound lost., Step 4 Stabilization: Eat what you like without regaining weight by following 3 simple rules, including the famous protein Thursdays'.