
The Dukan Diet is a high-protein, low-carb weight loss diet that consists of four phases. The duration of each phase depends on an individual's true weight, which is calculated based on their age, weight loss history, and other factors. The first phase, called the Attack Phase, involves consuming unlimited lean protein and can last between one to seven days. The second phase, or Cruise Phase, introduces non-starchy vegetables and lasts three days for every pound one wishes to lose. The third phase, Consolidation, focuses on maintaining weight loss while slowly reintroducing some previously restricted foods. The final phase is indefinite and helps individuals keep the weight off by following similar guidelines to the consolidation phase, with slightly more flexibility regarding carbs and fats. While the Dukan Diet promises rapid weight loss, health experts warn of potential nutritional imbalances and long-term health risks associated with the diet.
| Characteristics | Values |
|---|---|
| Number of phases | 4 |
| First phase | Attack phase: 1-7 days of unlimited lean protein and 1.5 tablespoons of oat bran per day |
| Second phase | Cruise phase: 1-12 months of alternating between lean protein and lean protein mixed with non-starchy vegetables, with 2 tablespoons of oat bran per day |
| Third phase | Consolidation phase: 5 days for every pound lost in phases 1 and 2, with unlimited lean protein and veggies, some carbs and fats, one day of lean protein weekly, and 2.5 tablespoons of oat bran daily |
| Fourth phase | Stabilization phase: Follow the consolidation phase guidelines but with more flexibility as long as weight remains stable; 3 tablespoons of oat bran per day |
| Overall diet duration | Depends on current weight, fitness, and desired goal weight |
| Overall diet composition | High protein, low carb |
| Overall diet effectiveness | Likely to result in short-term weight loss, but may not be sustainable or nutritionally complete |
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What You'll Learn
- The Attack Phase: 1-7 days of lean protein and 1.5-2 tablespoons of oat bran
- The Cruise Phase: 1-12 months, alternating between lean protein and non-starchy vegetables
- The Consolidation Phase: 5 days for every pound lost in the first two phases
- The Stabilization Phase: Indefinite, following the consolidation phase guidelines
- The final phase: Indefinite, one day a week of lean protein only

The Attack Phase: 1-7 days of lean protein and 1.5-2 tablespoons of oat bran
The Dukan Diet is a high-protein, low-carb weight loss diet that is split into four phases. The first phase, also known as the Attack Phase, usually lasts for 2 to 7 days, depending on how much weight one wants to lose. During this phase, a person can eat unlimited lean protein sources, including lean beef, fish, chicken, eggs, soy, cottage cheese, and fat-free dairy. These choices should be low in fat and contain no added sugars. In addition to the protein, the Attack Phase also includes 1.5 tablespoons of oat bran per day, which is very high in fiber and helps suppress hunger.
The Attack Phase also recommends drinking a minimum of 6 cups of water per day, and some sources suggest up to 8 cups. This phase also includes a daily exercise routine of 20 minutes of brisk walking. The combination of high protein intake and moderate exercise is designed to jump-start weight loss and help the body enter ketosis, using fat stores as fuel.
The Dukan Diet is based on the idea of eating like hunter-gatherers and includes a list of 68 or 100 approved foods, all of which are either proteins or vegetables. People on the diet can eat as much as they like from this list, but it is very restrictive, eliminating many healthy foods and food groups. It is not nutritionally complete, and health experts warn that it may increase the risk of long-term health problems.
The second phase of the Dukan Diet, known as the Cruise Phase, typically lasts from 1 to 12 months, depending on the person's weight loss goals. During this phase, people can start adding non-starchy vegetables to their diet, alternating between days of pure protein and protein with vegetables. The amount of oat bran per day is increased to 2 tablespoons during this phase.
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The Cruise Phase: 1-12 months, alternating between lean protein and non-starchy vegetables
The Dukan Diet is a high-protein, low-carb weight-loss diet that is split into four phases. It was created by Dr. Pierre Dukan, a French general practitioner who specializes in weight management. The diet is based on how hunter-gatherers may have eaten and includes 100 foods, all of which are either proteins or vegetables.
The second phase of the Dukan Diet is the Cruise Phase, which lasts for 1 to 12 months. During this phase, you alternate between eating lean protein one day and lean protein with non-starchy vegetables the next. This phase aims to help you achieve your target weight by lowering your body weight gradually. The length of the Cruise Phase depends on your "true weight" and is based on a schedule of three days for each pound you want to lose.
During the Cruise Phase, you can eat as much as you like from the list of approved foods, but you must alternate between pure protein days and protein and vegetable days. This phase can be challenging to follow, and Dr. Dukan recommends an alternating rhythm of one day of pure protein followed by one day of vegetables and protein, as this is easier on the dieter and often has similar effects to longer rhythms.
The approved foods during the Cruise Phase include 68 lean protein sources, such as lean beef, fish, chicken, eggs, soy, cottage cheese, and fat-free dairy, as well as 32 non-starchy vegetables, including leafy greens, root vegetables, mushrooms, onions, broccoli, and cauliflower. You should also continue to consume 2 tablespoons of oat bran per day, which is high in fiber and helps suppress hunger.
It is important to note that the Dukan Diet may be challenging for vegetarians and vegans as it limits foods like grains, beans, and fruits. Additionally, health experts warn that the diet is not nutritionally balanced and may increase the risk of long-term health problems if not followed correctly.
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The Consolidation Phase: 5 days for every pound lost in the first two phases
The Dukan Diet is a high-protein, low-carb weight-loss diet that is split into four phases. It was created by Dr. Pierre Dukan, a French general practitioner who specializes in weight management. The diet is not nutritionally balanced and has been criticized by health experts for its potential to increase the risk of long-term health problems. The four phases of the Dukan Diet are:
- Attack Phase: This phase usually lasts for 1 to 7 days, during which a person can eat unlimited lean protein and 1.5 tablespoons of oat bran per day. It is designed to kickstart weight loss and reduce carbohydrate intake.
- Cruise Phase: This phase lasts for 1 to 12 months, during which people alternate between lean protein days and lean protein mixed with non-starchy vegetables, with an increase to 2 tablespoons of oat bran per day. The length of this phase depends on the amount of weight loss desired.
- Consolidation Phase: This is the phase that follows and typically lasts for 5 days for every pound lost during the first two phases. During this phase, people can introduce some carbohydrates and fats back into their diet, in addition to unlimited lean protein and vegetables. One day a week should still be dedicated to lean protein only, and the amount of oat bran consumed is increased to 2.5 tablespoons per day.
- Stabilization Phase: This is the final and indefinite phase aimed at maintaining weight loss. People can follow the consolidation phase guidelines but with some flexibility, as long as their weight remains stable. Oat bran intake is further increased to 3 tablespoons per day.
This response will focus on providing an in-depth understanding of the Consolidation Phase of the Dukan Diet and how long it lasts.
The Consolidation Phase is the third phase of the Dukan Diet and is designed to transition individuals back to a normal, yet still healthy, eating pattern. The duration of this phase is calculated as 5 days for every pound lost during the first two phases (Attack and Cruise phases). For example, if an individual lost 30 pounds during the initial phases, they would need to remain in the Consolidation Phase for 150 days (calculated as 30 pounds x 5 days per pound = 150 days). This phase aims to reintroduce a variety of foods to the diet while maintaining the weight loss achieved in the previous phases. In addition to the foods allowed in the Attack and Cruise phases, individuals can now include bread, fruit, cheeses, and some starchy products. This phase also introduces the concept of "celebration meals," where individuals can consume a starter, main dish, dessert, and a glass of wine, but these meals should be spaced at least one day apart. It is important to note that only one serving of each course is allowed during these celebration meals. Additionally, one day a week should be dedicated to consuming only lean protein, similar to the Attack Phase, to support weight maintenance.
The Consolidation Phase plays a crucial role in the Dukan Diet by providing a structured approach to reintroducing a broader range of foods while maintaining the weight loss achieved. It is designed to empower individuals with knowledge about healthy eating, cooking, and nutrition, enabling them to make informed dietary choices. By gradually transitioning back to a more diverse diet, this phase aims to promote long-term success in weight management and a healthier lifestyle. However, it is important to consult with a healthcare professional or a dietician before starting any new diet, including the Dukan Diet, to ensure it aligns with your specific health needs and goals.
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The Stabilization Phase: Indefinite, following the consolidation phase guidelines
The Dukan Diet is a high-protein, low-carb weight loss diet that is split into four phases. The first phase, the Attack Phase, involves eating unlimited lean protein and 1.5 tablespoons of oat bran per day for 1-7 days. The second phase, the Cruise Phase, involves alternating between lean protein one day and lean protein with non-starchy vegetables the next, with 2 tablespoons of oat bran per day, for 1-12 months. The third phase is the Consolidation Phase, which involves eating unlimited lean protein and veggies, some carbs and fats, with one day of lean protein only per week, and 2.5 tablespoons of oat bran daily, for 5 days for every pound lost in the first two phases.
The fourth and final phase is the Stabilization Phase, which lasts indefinitely and is meant to help maintain the weight loss achieved in the earlier phases. This phase is very similar to the Consolidation Phase, but with some key differences. Here are the guidelines for the Stabilization Phase:
- Follow the basic framework of the Consolidation Phase for planning meals. This includes continuing to have one pure protein meal day per week.
- Increase oat bran intake to 3 tablespoons per day.
- Practice lifestyle fitness habits, such as taking the stairs instead of the elevator or escalator.
- Continue to exercise, with a daily goal of 20 minutes of brisk walking.
- Consume artificial sweeteners, vinegars, sugar-free gum, and spices.
- Take multivitamins with minerals.
It is important to note that the Dukan Diet may be challenging for vegetarians and vegans, as it restricts foods like grains, beans, and fruits. Additionally, it may not provide adequate nutrients and can be difficult to maintain long-term. As always, it is advisable to consult with a healthcare professional before starting any new diet or exercise regimen.
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The final phase: Indefinite, one day a week of lean protein only
The Dukan Diet is a high-protein, low-carb weight-loss diet that is split into four phases. The first two phases focus on weight loss, while the last two phases focus on weight maintenance. The diet was created by Dr. Pierre Dukan, a French general practitioner who specializes in weight management.
The final phase of the Dukan Diet is designed to help maintain weight loss in the long term. This phase lasts indefinitely and allows for a more flexible approach to carbs and fats. However, one day a week should still be dedicated to lean protein only, and each day, three tablespoons of oat bran are recommended. This phase is similar to the Consolidation phase, but with more flexibility.
During this final phase, individuals can consume artificial sweeteners, vinegars, sugar-free gum, and spices. The diet also recommends taking multivitamins with minerals to compensate for any nutritional gaps. While the Dukan Diet may lead to weight loss, it is important to note that it has been associated with possible health complications and may not provide a nutritionally complete diet.
The Dukan Diet has been criticised by health professionals for promoting an unbalanced way of eating. It eliminates many healthy foods and may increase the risk of long-term health problems if not followed carefully. Additionally, it can be difficult to maintain due to its restrictive nature and the need to prepare meals from scratch. The diet may also be expensive and inconvenient for those who cannot follow its strict rules.
Overall, while the Dukan Diet may lead to initial weight loss, it is important to consider the potential health risks and long-term sustainability before committing to this diet plan. It is always advisable to consult with a healthcare professional before starting any new diet to ensure it is safe and suitable for your individual needs.
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Frequently asked questions
The first phase, also known as the Attack phase, usually lasts between 2 and 7 days. However, the duration can vary depending on the individual's weight loss goals and other factors such as age and weight loss history.
The second phase, or Cruise phase, can last from 1 to 12 months. This phase is based on a schedule of three days for every pound you want to lose.
The third phase, also known as the Consolidation phase, lasts for five days for every pound lost in the first two phases.
The fourth phase, or Stabilization phase, is indefinite. It is designed to help maintain weight loss long-term by following the guidelines of the Consolidation phase with some flexibility.











































