During this first phase, participants will eat only lean protein from the allowable protein list the diet provides, along with 1.5 tablespoons of oat bran and a minimum of 6 cups of water per day.

The Dukan diet is a high-protein, low-carb weight loss diet split into four phases. The diet promotes eating lean protein and ...

The Dukan diet begins with a week of unlimited lean protein plus oat bran; then one to 12 months of adding in non-starchy veg on alternate days; then unlimited lean protein and vegetables ...