The UK's most complete GLP-1 guide
Every Question Answered. Every Side Effect Explained.
- How GLP-1 medications work
- Mounjaro vs Wegovy compared
- Injection instructions
- Side effects & solutions
- What to eat on treatment
- FAQs answered
Free tracker included with every download this week
Can Cucumber Help With Weight Loss?
Cucumber is often promoted as a weight loss food, but the reality is more nuanced. Whilst cucumbers are genuinely low in calories and high in water content — making them a nutritious addition to any diet — they are not a weight loss solution on their own. Sustainable weight loss requires a calorie deficit, regular physical activity, and often professional support. If you're serious about losing weight, understanding the full picture of nutrition, lifestyle, and when to consider prescription support can make a real difference. Use our free BMI calculator above to assess your current weight status and explore what weight management options might suit you.
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Calculate Your BMI Instantly
Enter your height and weight below. Supports both imperial (stone & lbs) and metric (kg). Results include NHS category, healthy weight range, and ethnicity adjustments.
What Is BMI and Why Does It Matter?
Body Mass Index (BMI) is the most widely used screening tool for assessing whether your weight falls within a healthy range. Used by the NHS, GPs, and weight management services across the UK, BMI provides a quick snapshot of your weight relative to your height. The formula is simple: your weight in kilograms divided by your height in metres squared (kg/m²).
While BMI isn't a perfect measure — it doesn't account for muscle mass, bone density, or fat distribution — it remains the standard first step in identifying potential weight-related health risks including type 2 diabetes, cardiovascular disease, high blood pressure, and certain cancers.
The NHS also recommends adjusted thresholds for people of South Asian, Chinese, or Black African heritage — a BMI of 23 or above is classified as overweight, and 27.5 as obese. Our calculator includes this adjustment as a one-click toggle.
Why Cucumber Gets Hyped for Weight Loss
Cucumber has become a popular choice in weight loss conversations, but mostly for practical reasons rather than magical properties. A medium cucumber (around 150g) contains only 24 calories and is 96% water, making it exceptionally low in energy density. This means you can eat a relatively large volume without consuming many calories — helpful for feeling satisfied during meals.
- Very low calorie: approximately 16 calories per 100g
- High water content: keeps you hydrated and supports fullness
- Contains fibre: around 0.5g per 100g, aids digestion
- No fat or significant sugar: makes it suitable for most diets
However, these properties alone do not create weight loss. You still need to consume fewer calories than you burn — a calorie deficit of around 500 kcal per day typically results in approximately 0.5kg weight loss per week, according to NHS guidance. Eating unlimited cucumber whilst maintaining a high overall calorie intake will not cause weight loss.
Clinically BackedWeight Loss
No appointments. No waiting rooms. Just care — from a UK-regulated online pharmacy.
How It Works
Three simple steps to understand your weight and take action.
Enter your height and weight in our free calculator. Get your BMI, NHS category, healthy weight range, and ethnicity-adjusted thresholds instantly.
If your BMI suggests you're overweight or obese, explore our GLP-1 calculators to project potential weight loss on Mounjaro or Wegovy.
Use our progress tracker to log your weight weekly, visualise your journey with charts, and stay motivated — all stored privately in your browser.
Free Weight Loss Tools & Guides
Everything you need to understand your weight, explore medication options, and track your progress — completely free.
What Actually Drives Sustainable Weight Loss
Weight loss requires three core elements: a consistent calorie deficit, increased physical activity, and behavioural change. Cucumber can support these goals as part of a broader diet strategy — it's nutrient-dense, filling, and won't sabotage your efforts. However, it is not a weight loss medication or intervention.
If you are carrying excess weight and struggling to lose it through diet and exercise alone, your GP can discuss prescription weight loss medications like GLP-1 injections (such as Wegovy or Mounjaro), which work alongside lifestyle changes. Clinical trials have shown these medications may help support significant weight loss when combined with a reduced-calorie diet and physical activity. Try our GLP-1 weight loss calculator to explore potential outcomes, or use our weight converter to track your progress in stone and pounds.
- Dual GIP/GLP-1 receptor agonist
- Up to 22.5% body weight loss (SURMOUNT-1)
- Weekly injection, dose escalation over 20+ weeks
- Available via private prescription in the UK
- Doses: 2.5mg → 5mg → 7.5mg → 10mg → 12.5mg → 15mg
- GLP-1 receptor agonist
- Up to 15–17% body weight loss (STEP trials)
- Weekly injection, 5-step dose escalation
- NHS & private prescription available
- Doses: 0.25mg → 0.5mg → 1mg → 1.7mg → 2.4mg
Mounjaro vs Wegovy: Head-to-Head
A side-by-side comparison of the two most popular GLP-1 weight loss medications available in the UK.
| Feature | Mounjaro | Wegovy |
|---|---|---|
| Drug class | Dual GIP/GLP-1 agonist | GLP-1 agonist |
| Active ingredient | Tirzepatide | Semaglutide |
| Avg. weight loss | 15–22.5% | 12–17% |
| Key trial | SURMOUNT-1 (2022) | STEP 1 (2021) |
| Max dose | 15 mg weekly | 2.4 mg weekly |
| Escalation period | 20–32 weeks | 16–20 weeks |
| Administration | Weekly injection (pen) | Weekly injection (pen) |
| NHS availability | Private prescription only | NHS & private |
| Approx. private cost | £150–£250/month | £150–£300/month |
| Common side effects | Nausea, diarrhoea, constipation | Nausea, vomiting, diarrhoea |
Data sourced from SURMOUNT-1 and STEP 1 clinical trials. Costs are approximate and vary by provider. Always consult a prescriber.
Am I Eligible for Weight Loss Medication?
In the UK, eligibility for GLP-1 weight loss medications like Mounjaro and Wegovy is based on your BMI and overall health profile.
- BMI of 30 or above (obese)
- Age 18 or over
- No contraindicated conditions
- Committed to lifestyle changes
- BMI of 27 or above
- Plus type 2 diabetes
- Or high blood pressure
- Or obstructive sleep apnoea
Use our BMI calculator to check whether your BMI falls within the eligible range.
How We Built These Tools
Every calculator and guide on myweightcheck is built with accuracy and transparency in mind. Our BMI calculator uses the standard WHO formula with NHS-aligned category thresholds. Our GLP-1 projections are modelled on published clinical trial data from SURMOUNT and STEP studies.
All data stays on your device. We don't require sign-ups, and we don't store your health information on any server. Your progress tracker saves data locally in your browser using localStorage, so only you can see it.
We're based in the UK and our tools are designed specifically for UK users — supporting stone & lbs by default, referencing NHS guidelines, using NICE-approved medication data, and linking to GPhC-registered pharmacies.
Frequently Asked Questions
Common questions about BMI, weight loss medications, and our free UK tools.
Will eating cucumber make me lose weight?
No — cucumber alone will not cause weight loss. Weight loss requires a calorie deficit. However, cucumber's very low calorie density (16 per 100g) and high water content make it a useful food to include in a calorie-controlled diet, as it helps you feel fuller with fewer calories.
How much cucumber should I eat for weight loss?
There is no specific amount that "causes" weight loss. You can eat cucumber freely as part of a balanced, calorie-controlled diet. Focus on your total daily calorie intake rather than any single food. The NHS recommends a deficit of around 500 kcal daily for sustainable weight loss of 0.5–1kg per week.
Is cucumber nutritious?
Yes. Cucumber contains water, fibre, vitamin K, potassium, and antioxidants. It is a healthy, low-calorie food suitable for most diets. However, it is not nutrient-dense enough on its own — eat it as part of a varied diet with adequate protein, healthy fats, and other vegetables.
What weight loss methods actually work in the UK?
Evidence-based weight loss strategies include: calorie deficit (500 kcal/day), increased physical activity, behaviour change support, and sometimes prescription medication. NHS Weight Loss Plan, tier 3 weight management services, and prescription medications like GLP-1 injections (Wegovy, Mounjaro) can all help. Your GP can advise on what suits your situation.
Should I try a weight loss injection if cucumber and diet aren't working?
If diet and exercise have not achieved your goals after several months, discuss prescription weight loss medications with your GP. GLP-1 medications are prescription-only and require a clinical assessment. They are used alongside, not instead of, lifestyle changes. Your GP can assess eligibility based on your BMI and health conditions.
Ready to take control of your weight loss journey?
Start with a free BMI check, explore your GLP-1 options, or begin tracking your progress today. No sign-up. No cost. Just results.