
The potato diet is a short-term fad diet in which followers eat only plain potatoes for several days. The diet is restrictive and not meant to be followed long-term. The number of days varies from 3 to 5 days, 10 days, 60 days, and even one year. The diet is popular because it promises rapid weight loss, but it hasn't been studied, is extremely restrictive, lacks key nutrients, and may lead to disordered eating habits. Potatoes are nutritious, but they don't contain all the nutrients needed for optimal health.
| Characteristics | Values |
|---|---|
| Purpose | Weight loss, simplified cooking, cutting food cravings |
| Duration | 3-5 days, 10 days, 60 days, one year |
| Weight loss | 12-21 pounds, 117 pounds |
| Nutritional value | Rich in vitamin C, potassium, dietary fibre, magnesium, vitamin B6, protein |
| Lacks | Vitamin A, vitamin E, high-quality protein |
| Risk | Nutritional deficiencies, constant fatigue, hunger, disordered eating habits |
| Variations | Condiments, sauces, seasonings, unprocessed foods in whole form |
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What You'll Learn

The potato diet is a short-term fad diet
The potato diet is considered a fad diet because it is extremely restrictive and promotes rapid weight loss, which is often a result of muscle loss in addition to fat loss. This diet typically involves eating only plain white potatoes, although some variations allow for seasonings, fat-free condiments, and other plant-based foods in small quantities. The potato diet is very low in calories, with 2-5 pounds of potatoes providing only 530-1300 calories, which is significantly less than the average adult's recommended daily intake.
Potatoes are a good source of resistant starch, fibre, vitamins, and minerals, including vitamin C, potassium, magnesium, and vitamin B6. However, they lack certain essential nutrients such as vitamins A and E, which are important for eyesight, immune function, bone growth, and protection against cell damage. Therefore, following the potato diet long-term could result in nutrient deficiencies and is not recommended by health professionals.
While some people have successfully followed the potato diet for extended periods, such as Andrew Flinders Taylor, who ate only potatoes for a year and lost 117 pounds, this diet is not sustainable or balanced for the average person. Taylor himself acknowledged that his diet was intended as a short-term intervention to treat his food addiction and that he transitioned to a more well-rounded diet afterward. Additionally, constant fatigue and hunger may be experienced by those attempting the diet.
In conclusion, the potato diet may be effective for short-term weight loss, but it is not a sustainable, balanced, or healthy long-term solution. 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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It can help with weight loss
The potato diet is a short-term fad diet that can help with weight loss. It is a very low-calorie diet, with 2-5 pounds of potatoes amounting to only 530-1300 calories, which is far less than the average adult's recommended daily intake. This calorie deficit is likely to lead to weight loss, as long as the diet is adhered to.
Potatoes are also rich in resistant starch, which may help decrease hunger by slowing digestion. A 2016 study found that mice treated with a potato compound ate significantly less food and lost more weight than untreated mice. However, these effects have not been studied in humans.
The potato diet is also likely to simplify cooking and cut food cravings, as followers only need to prepare and eat one type of food. A family of four who followed the diet for 10 days reported that it helped them lose weight, simplify cooking, and cut food cravings.
Additionally, potatoes are a good source of nutrition, containing vitamin C, potassium, dietary fiber, magnesium, vitamin B6, and protein. However, they do not contain all the nutrients needed for optimal health, such as vitamins A and E, which are important for eyesight, immune function, bone growth, and protection against cell damage.
While the potato diet can be effective for short-term weight loss, it is not a long-term solution due to the risk of nutrient deficiencies and the challenge of sustaining the restrictive nature of the diet.
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It is a very restrictive diet
The potato diet is a very restrictive diet, with the most basic version of the diet only permitting the consumption of plain white potatoes and salt for seasoning. Other variations of the diet allow for the inclusion of spices, fat-free condiments, and small amounts of oil for cooking. However, even with these variations, the list of foods restricted by the diet is endless, as it forbids the consumption of anything besides potatoes.
The highly restrictive nature of the potato diet is further illustrated by the fact that it is a low-calorie diet, with 2-5 pounds of potatoes amounting to only 530-1300 calories, which is significantly less than the average adult's recommended daily intake. While potatoes are nutritious, they do not contain all the nutrients required for optimal health. For example, potatoes lack vitamin A and vitamin E, which are essential for eyesight, immune function, bone growth, and protection against cell damage. As a result, long-term adherence to the potato diet may result in nutritional deficiencies.
The potato diet is typically followed for short periods of 3-5 days or up to 10 days, as in the case of a family of four who ate only potatoes for that duration. Some individuals have even followed the diet for up to a year, but this is not recommended due to the risk of nutrient deficiencies and the challenge of sticking to such a restrictive diet.
The potato diet is primarily chosen as a short-term weight loss strategy, but it may also help simplify cooking, cut food cravings, and promote the nutritional value of potatoes. However, it is important to note that any weight loss achieved through the diet may not be sustained in the long term, and muscle loss often accompanies fat loss during such low-calorie diets. Furthermore, the potato diet does not promote a balanced approach to eating and may contribute to disordered eating habits.
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It can be hard to stick to
The potato diet is extremely restrictive, and it can be hard to stick to. It is not meant to be followed long-term and it may lead to disordered eating habits. The diet promotes focusing on weight loss rather than health and can result in nutritional deficiencies if followed for extended periods.
The monotony of eating only potatoes can be challenging, and it can be difficult to consume enough calories to meet one's energy needs. As a result, constant fatigue or hunger may be experienced. The potato diet may be more manageable for shorter periods, such as the 3–5 days it is typically intended for, or even up to 10 days, as attempted by a family of four. However, even during these shorter periods, individuals may experience difficulties and cravings for other foods.
The highly restrictive nature of the potato diet can make it challenging to stick to. It involves consuming only plain potatoes, or in some variations, allowing for seasonings, salt, and fat-free condiments. This lack of variety can be difficult to sustain, especially when compared to a typical diet that includes a wide range of foods. The potato diet's restrictions may also lead to a fear of certain foods and a preoccupation with "approved" foods, further contributing to potential disordered eating habits.
Additionally, the potato diet may not be suitable for everyone's taste preferences or cultural food practices. It may also be challenging for those who enjoy cooking and experimenting with different ingredients, as the diet limits creativity in the kitchen. Social situations involving food, such as dining out or attending gatherings, can also become difficult to navigate while on the potato diet.
While some individuals have successfully adhered to the potato diet for extended periods, such as Andrew Flinders Taylor, who ate only potatoes for a year and lost 117 pounds, it is important to recognize that this diet may not be safe or practical for everyone. Taylor himself acknowledged that his diet was intended as a short-term intervention to treat his food addiction and that he transitioned to a more well-rounded diet afterward.
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It may lead to disordered eating habits
The potato diet is a short-term, restrictive diet that may lead to disordered eating habits. It involves consuming only potatoes—or mostly potatoes with some additional seasonings and oils—for a period of 3 to 5 days, or longer in some cases. While it may be effective for short-term weight loss due to its low-calorie nature, it is not a long-term solution and may lead to unhealthy relationships with food.
The potato diet is considered extremely restrictive, as it eliminates all other food groups and encourages skipping meals and fasting. Restrictive dieting can be a form of disordered eating that may lead to other unhealthy behaviours, such as binge eating. The diet may also promote an unhealthy focus on weight rather than overall health, as well as a fear of certain foods and eating based on a list of "approved" foods rather than listening to one's body.
Additionally, the potato diet may not provide all the necessary nutrients for optimal health. While potatoes are nutritious, they lack certain key nutrients, including protein and fat. This can lead to nutrient deficiencies if the diet is followed long-term or in frequent bouts.
The potato diet's restrictive nature and potential negative impact on eating habits highlight the importance of a well-rounded, nutritionally balanced diet. A healthy diet includes a variety of food groups and focuses on overall health rather than solely on weight loss. While potatoes can be a nutritious component of a balanced diet, they should not be the sole source of nutrition.
It is important to consult with a healthcare professional or registered dietitian before starting any restrictive diet to ensure it is safe and appropriate for one's individual needs and health status.
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Frequently asked questions
The potato diet is a short-term fad diet where followers eat nothing but plain potatoes for several days.
The potato diet is only intended to be followed for 3–5 days. It is very restrictive and not meant to be followed long-term.
Yes, Andrew Flinders Taylor lost 117 pounds after one year of eating only potatoes. Another man named Voigt lost 21 pounds after following a 60-day potato diet.
The potato diet is not a healthy balanced diet and can lead to nutrient deficiencies if followed long-term. It may also promote disordered eating habits. Consult a healthcare professional before starting any new diet.
Looser forms of the potato diet allow for the consumption of unprocessed plant-based foods alongside potatoes. Other alternatives include more balanced and sustainable diets that focus on health and nutrition rather than rapid weight loss.











































