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
Good Weight Loss Vegetables — What Works Best
Choosing the right vegetables is one of the most effective ways to support sustainable weight loss in the UK. Vegetables that are low in calories but high in fibre and water content help you feel fuller for longer, making it easier to maintain a calorie deficit without constant hunger. Combined with increased physical activity and overall healthy eating patterns, adding more of the right vegetables to your diet can be a simple, practical step towards better weight management and improved health outcomes.
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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.
The Best Vegetables for Weight Loss
Low-calorie, high-fibre vegetables are your best allies for weight loss. These options fill you up without adding excess calories:
- Leafy greens — spinach, kale, lettuce, and rocket are extremely low in calories (around 20–40 kcal per 100g) and packed with nutrients
- Cruciferous vegetables — broccoli, cauliflower, Brussels sprouts, and cabbage contain fibre and compounds that support satiety
- Courgettes and aubergine — mostly water, low calorie (around 20–25 kcal per 100g), and versatile in cooking
- Peppers — colourful peppers are rich in vitamin C and contain only 30–35 kcal per 100g
- Tomatoes — low in calories with lycopene, a beneficial antioxidant
- Mushrooms — low calorie and high in umami flavour, helping satisfy cravings
The key advantage is that you can eat larger portions of these vegetables while staying within a calorie deficit — essential for sustainable weight loss in the UK healthcare context.
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.
Using Vegetables as Part of Weight Management Strategy
Vegetables work best as part of a structured approach to weight loss that includes calorie awareness and physical activity. The NHS recommends losing weight at a rate of 0.5–1 kg per week for sustainable results. Filling half your plate with vegetables at meals naturally reduces space for higher-calorie foods, supporting a gradual calorie deficit without feeling deprived.
For those exploring prescription weight loss options like GLP-1 injections, vegetables are especially valuable — they're nutrient-dense, support digestive health, and help manage appetite naturally. Use our free BMI calculator to check your current status, and our GLP-1 weight loss calculator to see how different approaches might support your weight management goals.
- 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.
Which vegetables have the lowest calories for weight loss?
Leafy greens (spinach, kale), cruciferous vegetables (broccoli, cauliflower), and courgettes are among the lowest-calorie options at 20–40 kcal per 100g. These are excellent choices for filling your plate while staying within a calorie deficit for weight loss.
Can I eat unlimited vegetables while losing weight?
While most low-calorie vegetables are nutrient-dense and filling, portion sizes still matter for calorie-conscious weight loss. However, you can eat much larger portions of leafy greens and non-starchy vegetables compared to calorie-dense foods, making them excellent for sustainable weight management.
Are frozen vegetables as good as fresh for weight loss?
Yes, frozen vegetables are just as nutritious as fresh and often more convenient. They're frozen at peak ripeness, retaining nutrients. Choose options without added salt or sauces to keep calories low and support your weight management efforts.
How do vegetables support weight loss alongside NHS recommendations?
The NHS recommends a balanced approach combining calorie deficit with physical activity. Vegetables are low in calories but high in fibre and water, helping you feel fuller longer. This makes it easier to maintain the 500 kcal daily deficit needed for sustainable 0.5–1 kg weekly weight loss.
Do vegetables work better than weight loss injections for losing weight?
Vegetables and prescription weight loss medication serve different purposes. Vegetables are fundamental to any sustainable weight loss approach, including those using GLP-1 injections. They provide nutrition and support appetite management naturally, making them complementary to, not a replacement for, any prescribed weight loss treatment.
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.