
Dr. Younan Nowzaradan, a Houston-based bariatric surgeon, is well-known for his tough-love approach to helping his patients lose weight before surgery. His diet plan, also known as the Dr. Now Diet, is a highly restrictive, low-calorie, and low-carbohydrate diet that has gained popularity due to its appearance on the TLC show My 600-Lb. Life. The diet restricts patients to 1,200 calories per day, divided into two to three meals with no snacks. While it is effective for rapid weight loss, it is not recommended for anyone other than bariatric surgery patients and should be followed under medical supervision.
| Characteristics | Values |
|---|---|
| Calorie intake | 1200 calories per day |
| Meal frequency | Two to three meals per day |
| Snacks | Not allowed |
| Purpose | To help patients lose weight before bariatric surgery |
| Target group | Patients with morbid obesity |
| Food types | Low-carb, low-fat, high-protein, high-fibre |
| Prohibited foods | Fruit, whole grains, nuts, full-fat and sweetened dairy |
| Supervision | Should be followed under medical supervision |
| Maintenance | Not intended to be followed long-term |
| Portion size | Small |
| Food processing | Minimally processed foods |
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What You'll Learn

Who is Dr Nowzaradan?
Dr. Younan Nowzaradan, also known as Dr. Now, is an Iranian-born American doctor of Assyrian heritage, TV personality, and author. He was born on October 11, 1944, in Tehran, Iran, and graduated with a Doctor of Medicine degree from the University of Tehran in 1970. He then moved to the United States, where he participated in the Medical Orientation Program at Saint Louis University in 1971 and completed a Rotating Surgical Internship at St. John Hospital in Detroit.
Dr. Nowzaradan specializes in vascular and bariatric surgery, helping morbidly obese people lose weight. He is known for his no-nonsense, tough-love approach and has gained fame through the reality show "My 600-Lb. Life," which documents the lives of his patients who weigh more than 600 pounds. He has also appeared on episodes of Body Shock, including "Half Ton Dad," "Half Ton Teen", and "Half Ton Mum."
Dr. Nowzaradan is the author of several scholarly publications on obesity and laparoscopy, as well as two books: "Last Chance to Live" (2017) and "The Scale Does Not Lie, People Do" (2019), where he details his diet plan. The Dr. Now Diet is a highly restrictive, low-calorie, and low-carbohydrate diet designed to help patients prepare for bariatric surgery. It involves consuming 1,200 calories daily, divided into two or three meals with no snacks. The diet emphasizes consuming fibre- and protein-rich foods while restricting carbohydrates and fats, and certain food groups like whole grains, fruits, and nuts.
Dr. Nowzaradan is currently affiliated with Houston Obesity Surgery in Houston and practices at several local hospitals. He has an Instagram presence with over 1 million followers and offers personalized video messages to inspire others on their weight loss journeys.
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What is the diet?
Dr. Younan Nowzaradan is a Houston-based bariatric surgeon who specializes in weight loss surgery for people with morbid obesity. Dr. Nowzaradan's diet is a highly restrictive, low-calorie, and low-carbohydrate diet. It is intended to be followed in the weeks leading up to weight loss surgery.
The diet is based on three primary principles, often referred to as FAT: frequency, amount, and type. Firstly, frequency refers to the number of meals a day, limiting dieters to two or three meals with no snacks in between. Secondly, the amount refers to the calorie intake, which is limited to 1,200 calories a day. This can be consumed in two 600-calorie meals or three 400-calorie meals. Finally, the type refers to the types of food consumed. The diet emphasizes consuming fiber- and protein-rich foods while restricting carbohydrates and fats.
The Dr. Nowzaradan diet prohibits certain foods because of their high-calorie content. This includes fruits high in natural or added sugar, full-fat and sweetened dairy, and nuts. The diet is not recommended for anyone other than bariatric surgery patients and should only be followed under the guidance of a medical professional. It is designed to promote rapid weight loss and help candidates for preoperative weight loss surgery.
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Who is it for?
Dr. Nowzaradan's 1200-calorie diet is designed for people who are preparing for weight loss surgery or who are at imminent risk of serious health concerns due to their weight. The diet is not recommended for anyone other than bariatric surgery patients and should only be followed under the guidance of a medical professional.
The diet is highly restrictive and involves consuming only 1200 calories per day, divided into two or three meals with no snacks in between. This is a sharp decrease from the average American's daily consumption of over 3600 calories. The diet is typically followed for a short period before weight loss surgery to promote rapid weight loss and reduce surgery risks.
The diet is not intended to be followed long-term. Once patients reach their weight loss goals, they transition to a maintenance diet where they slowly reintroduce carbs and increase their calorie intake.
While the 1200-calorie diet can be effective for rapid weight loss, it is not suitable for everyone. It is important to consult with a healthcare professional before starting any restrictive diet to ensure it is safe and appropriate for your individual needs.
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What foods are restricted?
Dr. Nowzaradan's 1200-calorie diet is a restrictive, low-carbohydrate diet intended to be followed in the weeks leading up to weight loss surgery. It is not recommended for anyone other than bariatric surgery patients and should only be followed under the guidance of a medical professional.
The diet emphasizes consuming a variety of nutritious foods that provide essential vitamins and minerals. However, due to its restrictive nature, the diet may lack certain nutrients necessary for long-term health. It is important to consult with a healthcare professional before starting any new diet plan, as prolonged adherence to the diet can lead to potential health hazards and rebound weight gain.
The Dr. Nowzaradan diet restricts carbohydrates and fats, with a focus on consuming fiber- and protein-rich foods. It prohibits certain foods because of their high-calorie content, including sugary, high-fat, and high-calorie foods. Specifically, the diet restricts the following:
- Fruits high in natural or added sugar, such as bananas, cantaloupe, mangos, watermelon, and fruit canned in syrup.
- Full-fat and sweetened dairy, such as chocolate milk, full-fat cheese, sweetened yogurt, ice cream, and milkshakes.
- Snacks are also not allowed.
In addition to these restricted food groups, it is important to note that the diet emphasizes consuming lean proteins, such as chicken, turkey, and fish, as well as various non-starchy vegetables. Fruits are included but in moderation due to their natural sugar content.
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What are the benefits?
Dr. Younan Nowzaradan's 1200-calorie diet is a highly restrictive, low-calorie, low-carbohydrate diet. It is intended to help patients with morbid obesity lose weight rapidly before undergoing bariatric surgery.
Rapid Weight Loss
The diet is designed to promote rapid weight loss in individuals who are preparing for weight-loss surgery. By drastically reducing calorie intake, patients can shed pounds quickly, which can reduce the risks associated with surgery. This is especially important for individuals with morbid obesity, as their health may be at serious risk due to their weight.
Healthier Eating Habits
The diet encourages the consumption of whole foods and plant-based proteins, which can help individuals develop healthier eating habits. By eliminating highly processed foods and sugary snacks, individuals can improve their overall nutrition and develop a preference for more nutritious options.
Portion Control
The 1200-calorie limit forces patients to reduce their portion sizes. This is an important skill to learn before bariatric surgery, as the procedure reduces stomach volume, requiring smaller meals. Adjusting to smaller portions in advance can help patients adapt more quickly to their new post-surgery eating habits.
Commitment to a Healthy Lifestyle
Adhering to such a restrictive diet requires discipline and a strong commitment to a healthy lifestyle. By following the 1200-calorie diet, patients demonstrate their dedication to improving their health and well-being. This mindset can be crucial in ensuring long-term success after weight-loss surgery.
Reduced Surgery Risks
The rapid weight loss achieved through the 1200-calorie diet can help reduce the risks associated with bariatric surgery. Losing weight before surgery can decrease the chances of complications and improve the overall safety of the procedure.
It is important to note that Dr. Nowzaradan's 1200-calorie diet is extremely restrictive and should only be attempted under medical supervision. It is designed specifically for individuals preparing for weight-loss surgery and may not be suitable or sustainable for long-term weight management.
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Frequently asked questions
Dr Nowzaradan's 1200 calorie diet is a restrictive, low-calorie, low-carbohydrate diet designed to help patients lose weight before undergoing bariatric surgery.
The diet consists of two to three meals a day with no snacks in between. Each meal contains 400 calories, totalling 1200 calories per day. The diet emphasises consuming fibre- and protein-rich foods while restricting carbohydrates, fats and sugar.
Dr Nowzaradan's 1200 calorie diet is intended for patients who are about to undergo weight loss surgery. It is not recommended for anyone other than bariatric surgery patients and should only be followed under the guidance of a medical professional.
Dr Nowzaradan's 1200 calorie diet is meant to be followed in the weeks leading up to weight loss surgery. It is not intended to be a long-term diet and patients transition back to a normal/maintenance diet after reaching their goal weight.











































