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
Weight Loss Plan For Men — How to Get Started
Creating an effective weight loss plan for men requires understanding your starting point, setting realistic goals, and choosing approaches that work with your lifestyle. Whether you're looking to lose weight through dietary changes, increased physical activity, prescription weight loss medication, or a combination of these, this guide covers evidence-based strategies available to UK men. Start by calculating your BMI and understanding your personal health context — then explore the options that suit you best.
10,000+ calculations today · NHS-aligned thresholds · 100% free
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.
Understanding Your Starting Point and Goals
Before starting any weight loss plan, understand your current health status using our free BMI calculator above. A healthy BMI for most UK adults is between 18.5 and 24.9. If your BMI is 25 or above, weight management could reduce your risk of type 2 diabetes, heart disease, and certain cancers.
- Set realistic targets: The NHS recommends losing 0.5 to 1 kg per week for sustainable results — aim to lose 5–10% of your body weight initially, which delivers meaningful health benefits
- Track your baseline: Record your current weight, waist circumference (over 94cm for men indicates increased cardiovascular risk), and any weight-related health conditions like high blood pressure or prediabetes
- Understand medication eligibility: Men with a BMI of 30 or above, or 27–29.9 with weight-related conditions, may qualify for prescription weight loss medication through the NHS or privately
Use our free progress tracker to log your weight journey week by week — monitoring progress is one of the most effective motivators for sustained 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.
Practical Weight Loss Strategies For Men
Dietary approaches: A calorie deficit of approximately 500 kcal per day typically results in about 0.5 kg per week loss. Evidence supports Mediterranean diet and intermittent fasting for sustainable weight management uk approaches. Most men find reducing portion sizes, cutting sugary drinks, and increasing protein intake easier to maintain long-term.
Physical activity: Combining resistance training with cardio is particularly effective for men — strength work preserves muscle during weight loss and boosts metabolism. Aim for 150 minutes moderate activity weekly alongside dietary changes.
Professional support: NHS weight loss programmes through your GP offer free community support and behaviour change coaching. Waiting lists vary by region, but tier 3 specialist services can discuss prescription weight loss medication if appropriate for your circumstances.
- 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.
What's the best weight loss plan for men specifically?
The most effective plan combines a modest calorie deficit (around 500 kcal/day), increased physical activity — particularly resistance training to preserve muscle — and behaviour change support. Individual preferences vary; some men succeed with intermittent fasting, others with Mediterranean diet. The key is sustainability over 12 months, not rapid short-term loss. Consider speaking with your GP about NHS weight management services in your area.
Can men use GLP-1 weight loss injections like Wegovy?
Yes, men are eligible for prescription weight loss medication if they have a BMI of 30 or above, or 27–29.9 with weight-related conditions. Wegovy (semaglutide) is a once-weekly GLP-1 injection licensed in the UK. Clinical trials showed average weight loss of around 15% of body weight over 68 weeks, alongside diet and exercise. Access is through NHS specialist services or private prescribing following clinical assessment.
How much weight should I expect to lose per week?
The NHS recommends 0.5 to 1 kg per week for sustainable, healthy weight loss. Faster loss is possible but increases risk of muscle loss and nutritional deficiency. Very gradual weight management should only be pursued under medical supervision. Consistency matters more than speed — losing weight steadily over 6–12 months is more likely to be maintained long-term than crash dieting.
Should I use prescription weight loss medication or diet and exercise alone?
Medication is an option if you qualify and prefer to combine it with lifestyle changes. Evidence shows prescription weight loss injections work best alongside reduced-calorie diet and increased physical activity — they're not replacements for these approaches. Your GP or prescriber can assess whether medication is appropriate based on your BMI, health conditions, and previous weight loss attempts.
How do I check if I'm eligible for NHS weight loss support?
Contact your GP and ask about tier 3 specialist weight management services in your area. You'll need a BMI of 30 or above (or 27–29.9 with comorbidities). NHS provision varies significantly by region — waiting lists can be long. Private weight loss prescribing is available without NHS referral, following an online clinical assessment through a UK-licensed prescriber.
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.