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 Near Me — Finding Help in the UK
Finding weight loss support near you in the UK is now easier than ever, with options ranging from NHS-funded services to private weight management clinics and prescription medications. Whether you're looking for local groups, specialist services, or medication-based approaches like GLP-1 weight loss injections, understanding what's available and how to access it is the first step towards sustainable weight management. This guide explains your UK weight loss options, how to find them, and what to expect from each pathway.
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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.
UK Weight Loss Services and How to Access Them
The NHS weight management pathway is structured in tiers to support people at different stages. Tier 1 includes self-help tools, digital apps, and community weight management programmes — available through your GP surgery. Tier 2 offers primary care-based interventions like structured behaviour change programmes. Tier 3 provides specialist multidisciplinary weight management services, where prescription medications including GLP-1 weight loss injections may be offered. Tier 4 covers bariatric surgery for severe obesity with significant health complications.
To access NHS weight management uk services, start by contacting your GP. They can assess your needs, refer you to appropriate support, and provide information about local services in your area. Many regions also offer specialist weight loss clinics you can access through your GP referral. Waiting times vary significantly by region and service capacity, so it's worth asking about availability when you first contact your practice.
- Your GP can refer you to tier 2 or tier 3 services based on your BMI and health needs
- NHS services are free at point of use
- Specialist services may include dietitians, psychologists, and exercise specialists
- Some areas have dedicated weight management clinics with longer opening hours
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.
Private Weight Loss Options and Prescription Medications
Private weight loss clinics operate across the UK and offer consultations, dietitian support, and access to prescription medications without NHS waiting lists. Private options include prescription weight loss medication nhs alternatives through GPhC-registered online clinics, where you can have a consultation with a UK-licensed prescriber and receive medication delivered to your home.
GLP-1 weight loss medications like Mounjaro and Wegovy are available privately following a clinical assessment. These injections are prescription-only and work by regulating appetite and helping you feel fuller after smaller meals. Clinical trials show they can support weight loss alongside dietary changes and increased physical activity — though individual results vary.
- Private clinics typically charge for consultations and medications
- Online prescribing services offer discreet, convenient access to weight loss injections
- Private services often have shorter waiting times than NHS
- Always ensure any clinic is registered with the GMC or other relevant regulator
- 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 quickest way to access weight loss support in the UK?
Private online weight management clinics typically offer the fastest access — appointments can often be arranged within days. If you prefer NHS care, contact your GP to enquire about local tier 2 or 3 services. NHS waiting times vary by region but can range from weeks to several months. Use our free BMI calculator to assess your starting point before any consultation.
Can I get GLP-1 weight loss injections on the NHS?
Yes, GLP-1 medications like tirzepatide (Mounjaro) and semaglutide (Wegovy) are available through NHS specialist weight management services. However, access requires referral to a tier 3 specialist service through your GP, and availability varies significantly by region. Many people access these medications privately through regulated UK clinics for faster availability.
How do I know if I'm eligible for prescription weight loss medication?
You may be eligible if your BMI is 30 or above, or 27 or above with weight-related health conditions like type 2 diabetes or high blood pressure. Eligibility criteria are lower (BMI 27.5+) for people of South Asian, Chinese, Black African, or Black Caribbean heritage. A GP or licensed prescriber will assess your individual circumstances.
What's the difference between NHS and private weight loss services?
NHS services are free but may have waiting lists and limited medication options. Private services typically cost more but offer faster access and a wider choice of treatments. Both can be effective — the best choice depends on your preferences, timeline, and access to funding. Our GLP-1 weight loss calculator can help you understand potential outcomes.
Are weight loss injections safe and do they really work?
Prescription weight loss injections like Wegovy and Mounjaro are licensed medications with rigorous safety monitoring. Clinical trials show they help people lose an average of 15–21% of body weight alongside diet and exercise changes — though individual results vary significantly. All medications have potential side effects, which a prescriber will discuss with you before starting.
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.