What Diet Is Best For Me? Quiz (Weight Watchers, Slimming World, Keto & More)
If you are struggling to find the best diet for you, then my quiz should help. Of course, if you have any health needs, it is always a good idea to speak to your GP for their advice.
Fed up of reading about different diets and then realising they want you to practically starve? Here, I have looked at 9 diets and designed a quiz to help you find the diet that fits your personality! So instead of wondering which diet is best for me, take the quiz and find out!

Why I made this tool for you
Choosing a diet can feel like standing in the supermarket cereal aisle. Too many options, too much shouting, and no clue which one is actually going to suit your real life.
Iāve tried enough weight loss plans over the years to know that the ābestā diet is not always the one that sounds the most impressive. It is the one you can actually stick to when you are tired, busy, stressed, skint, eating out, cooking for family, or just really fancy a slice of cake.
This quiz is designed to help you think about what matters most to you. Do you like structure? Do you need flexibility? Are you happy tracking food, or does that send you into a spiral? Do you want quick meals, family-friendly food, or something that helps you understand your habits better?
It is not medical advice, and it will not magically know your health history, but it should give you a useful starting point. If you have diabetes, a history of disordered eating, are pregnant, take medication, or have any medical concerns, please speak to your GP or dietitian before starting a new diet.
The NHS recommends making healthier food choices, being more active, setting realistic goals and tracking progress as part of a sustainable approach to weight loss. NICE also advises avoiding extreme diet behaviours that are hard to maintain long-term.
Which Diet Suits You Best?
Answer all questions below and click “See My Result” to find your best diet match.
Perhaps the quiz above has left you wondering which other diets you could have ended up with? Here are the diets I have included to help you and a little about each with a link to a more in depth guide to help!
Diet Comparison Chart
| Diet | Description | Guide Link |
|---|---|---|
| Keto | Low-carb high-fat diet for rapid fat loss | Read Guide |
| Weight Watchers | Flexible points-based diet allowing moderation | Read Guide |
| Slimming World | Structured plan with free foods and simple recipes | Read Guide |
| Noom | Psychology-based programme focusing on habits | Read Guide |
| SlimFast/Optifast | Meal replacement plan using shakes or quick meals | Read Guide |
| Calorie Counting | Track calories to create a deficit for weight loss | Read Guide |
| Intermittent Fasting | Eating pattern alternating fasting and eating | Read Guide |
| Mediterranean | Balanced diet rich in vegetables, healthy fats, and whole foods | Read Guide |
| Low-Carb | Reducing carbohydrate intake while focusing on protein and fats | Read Guide |
How to choose the best diet for you
The best diet for you is usually the one that fits your normal life, not the one that sounds the strictest. Before choosing a plan, ask yourself:
Can I see myself doing this in 6 months?
If the answer is no, it may be too restrictive.
Does it work with my family meals?
A plan that means cooking three separate dinners every night is unlikely to last.
Does it make me feel calm or obsessed?
If tracking, weighing or counting makes you anxious, choose something gentler.
Can I afford it?
Some plans need apps, subscriptions, special foods or branded products.
Does it support my health as well as weight loss?
Weight loss should not mean cutting out whole food groups unless advised by a health professional.
For me, the biggest lesson has been that a diet has to work on a normal Tuesday, not just on the first motivated Monday.
My honest advice before you pick a diet
I have lost weight before, gained weight back, tried plans that worked for a while, and also learned the hard way that being too strict can do more harm than good.
So my honest advice is this: donāt choose the diet that promises the fastest result. Choose the one that feels least dramatic.
A good plan should help you eat better, feel more in control, and still live your life. You should be able to go out for lunch, have a birthday meal, eat with your family, and get back on track without feeling like you have ruined everything.
FAQ section to add
FAQs about choosing a diet
What is the best diet for weight loss?
The best diet for weight loss is one that helps you create healthier habits and that you can stick to consistently. For some people that is calorie counting, for others it is Weight Watchers, Slimming World-style meals, low-carb eating or a Mediterranean-style diet.
Which diet is easiest to follow?
The easiest diet is usually the one that fits your lifestyle. If you hate cooking, meal replacements or simple calorie counting may feel easier. If you like family meals, Slimming World-style recipes or a Mediterranean diet may be more realistic.
Is keto better than Weight Watchers?
Keto and Weight Watchers are very different. Keto is usually much stricter because it limits carbohydrates, while Weight Watchers is more flexible and uses a points-style system. The better choice depends on your health, food preferences and whether you like strict rules.
Is Slimming World still worth doing?
Slimming World-style eating can work well for people who enjoy filling meals, cooking from scratch and having structure. It may not suit everyone, especially if you struggle with portion control or find food rules stressful.
Should I choose a diet if I have a history of disordered eating?
Please be careful. If you have a history of disordered eating, speak to your GP, dietitian or mental health professional before starting any weight loss plan. Dieting, tracking and weighing can be triggering for some people.
How do I know if a diet is too strict?
A diet may be too strict if it cuts out lots of foods, makes you feel guilty for eating normal meals, affects your mood, or feels impossible to follow socially. A healthy plan should support your life, not take it over.
