Potato Diet Guidebook
A practical written guide to the short-term potato-only diet, simple preparation and the bigger picture of weight management. Clear explanations you can return to.
Could the humble potato change how you think about dieting? Explore the potato-only diet, the evidence behind fullness and practical ways to make potatoes part of everyday healthy eating.
Clear explanations. Realistic expectations. Our course is Coming soon.


Understand the experiment. Keep the bigger picture.
The potato diet is best known as a short-term potato-only approach: a few days of plain potatoes, with deliberately limited food choices.
Its simplicity attracts people looking for a fresh start with weight management. But an appealing idea, a personal success story and a proven long-term solution are different things.
Here you’ll find straightforward explanations of the rules, practical cooking ideas and an honest look at what the evidence can tell us.
Understand the potato dietCurious about the potato diet? Our planned free starter guide will introduce the potato-only diet, everyday food choices and the questions to ask before making a change.
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Understand the approach before deciding what suits you.
A common strict version centres on plain white potatoes for three to five days. It excludes other foods and rich toppings, with water, plain tea or black coffee as drinks.
That is a restrictive short-term protocol. Our everyday meal ideas take a broader approach: a potato alongside vegetables, beans, fish, eggs or another protein source.
Learn the difference. Choose food with your circumstances in mind.
Read the seven rules
A clear introduction to the potato-only diet, practical food choices and the questions that matter.

The planned online video course is £47, including the £27 ebook. Enrolment is not open yet.
Explore the planned courseA simpler way to learn about potatoes, food choices and weight management.
A practical written guide to the short-term potato-only diet, simple preparation and the bigger picture of weight management. Clear explanations you can return to.
A planned video learning path through the potato-only diet, practical food preparation and everyday meal choices—with the £27 guidebook included.
Includes the £27 ebook.
Both products are in preparation. No orders or payments are being taken.
Four useful questions before you begin.
A short potato-only approach and a balanced potato-based meal have different rules. Make sure you know which one you are reading about.
Plain boiled or baked potatoes differ from chips, crisps and heavily dressed dishes. Cooking and additions change the meal.
A study of fullness after one food does not prove that a restrictive diet produces lasting weight loss.
Think beyond a few days. Your ongoing food choices, health needs and ability to keep a routine matter.
Get familiar with the approach before making a change.
The best-known potato-only diet is a short, restrictive experiment involving plain white potatoes for three to five days. A potato-based balanced meal is a different thing: it includes other food groups. We explain both.
Yes, potatoes can feature in a varied eating pattern. How they are cooked, what is added and the rest of your diet matter. Eating potatoes does not guarantee weight loss.
No. The strict version describes plain white potatoes without rich toppings or other foods. Fried potatoes, chips and crisps are not equivalent to plain boiled or baked potatoes.
No. It is restrictive and does not provide the variety expected in a balanced diet. This website does not recommend extending it into a long-term eating pattern.
Not yet. The £27 ebook and £47 video course, which includes the ebook, are in preparation. There is no checkout or confirmed release date.
Continue medicines as prescribed. Discuss substantial diet changes with your healthcare team. Do not stop medicines or prescribed supplements based on this website.

A clear explanation of seven common potato-diet rules, plus what they do—and do not—mean.
Read article
What a satiety study can tell us—and why fullness is not proof of lasting weight loss.
Read article
Three everyday meals that put potatoes alongside vegetables and a protein source.
Read articleBoiled potatoes scored highly in a small study comparing fullness after equal-calorie foods.
Keeping edible skins on can add fibre to a meal.
Potatoes supply carbohydrate, potassium and some vitamins.

Boil, steam or bake. Start with familiar kitchen skills.
An ordinary supermarket ingredient, without specialist diet products.
Serve them simply or alongside a varied mix of other foods.
These are features of potatoes, not proven benefits of a potato-only diet. Sources: Holt et al., 1995 and NHS starchy foods guidance.