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
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Meal Prep Lunch Recipes For Weight Loss
Meal prepping lunch is one of the most practical ways to support weight loss in the UK. By planning and preparing meals in advance, you control portion sizes, reduce impulse eating, and avoid high-calorie takeaway choices. Whether you're managing weight independently or alongside prescription weight loss medication, consistent, balanced lunches make sustainable progress easier. This guide shares simple, evidence-based lunch recipes designed to support a calorie-controlled approach to weight management across the week.
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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.
Simple Meal Prep Lunch Recipes That Work
Effective weight loss lunches focus on three core elements: lean protein to keep you satisfied, fibre-rich vegetables and wholegrains for volume without excess calories, and healthy fats in moderation for nutrient density.
- Grilled Chicken & Quinoa Bowl: 150g grilled chicken breast, 75g cooked quinoa, roasted broccoli, red pepper, and a drizzle of olive oil (approximately 480 kcal)
- Baked Salmon & Sweet Potato: 120g baked salmon fillet, 150g roasted sweet potato, steamed green beans with lemon (approximately 420 kcal)
- Turkey Meatballs & Brown Rice: 6 small turkey meatballs (homemade with lean mince), 100g cooked brown rice, mixed salad with vinaigrette (approximately 450 kcal)
- Lentil & Vegetable Soup: Red lentils, diced vegetables, vegetable stock, served with wholemeal bread (approximately 380 kcal)
Portion control matters — use our free BMI calculator above to check your current health metrics and understand your personal calorie needs for sustainable 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.
Meal Prep Strategy For Week-Long Success
Successful meal prepping requires a simple routine: choose 2–3 lunch recipes weekly, buy ingredients on the same day, and dedicate 60–90 minutes to batch cooking. Cook proteins in bulk, portion grains and vegetables into containers, and store in the fridge for up to four days. Label each container with the date prepared. This removes daily decision-making and reduces the likelihood of reaching for convenience foods. For weight management UK guidance, the NHS recommends steady loss of 0.5–1 kg per week, which typically requires a calorie deficit of around 500 kcal daily. Consistent meal prep supports this target reliably. Use our free progress tracker to log your meals and weight loss journey over time, helping you identify which recipes and portions work best for your body.
- 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.
How many calories should my lunch be for weight loss?
The NHS suggests a daily calorie deficit of around 500 kcal supports loss of approximately 0.5 kg weekly. For most UK adults, a 500–600 kcal lunch fits well within a structured, sustainable deficit. Your personal target depends on your current weight, activity level, and overall daily intake — use our BMI calculator and GLP-1 weight loss calculator to estimate your individual needs.
Can I meal prep lunches if I'm taking weight loss medication?
Yes. If you're using prescription weight loss medication like Mounjaro or Wegovy, meal prepping is often even more helpful because the medication is used alongside dietary changes and increased physical activity, not instead of them. Consistent, balanced lunches support the medication's effects.
What's the best protein for weight loss meal prep?
Lean proteins are ideal: grilled chicken breast, baked salmon, turkey mince, lentils, and eggs. These are high in protein, keep you satisfied longer, and are relatively low in calories. Aim for 25–35g of protein per lunch to support satiety and muscle preservation during weight loss.
How long can I store meal prepped lunches safely?
Most cooked lunches stay fresh in an airtight container in the fridge for 3–4 days. Freeze portions beyond day four for later weeks. Always label containers with the date prepared. Hot lunches (like soups) can be reheated from frozen.
Does meal prepping work for glp-1 weight loss support?
Absolutely. Whether you're pursuing weight management UK independently or with prescription support, meal prepping ensures you have balanced, portion-controlled options ready. This consistency helps your body adjust to appropriate portions and supports sustainable results over time.
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.