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
What Is 72kg in Stones and What's Your BMI?
72kg equals approximately 11 stone 4.2 lbs in UK measurements. However, whether this weight is healthy depends entirely on your height. Your BMI at this weight can range from underweight to overweight depending on how tall you are. Use our free BMI calculator above to find your personal BMI instantly, then check where it falls within the NHS guidelines for your height.
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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.
72kg BMI at Different Heights
Since BMI depends on both weight and height, the same weight of 72kg produces very different BMI results. Here's how 72kg converts to BMI across common UK heights:
- At 160cm (5ft 3in): BMI = 28.1 (overweight)
- At 165cm (5ft 5in): BMI = 26.4 (overweight)
- At 170cm (5ft 7in): BMI = 24.9 (healthy weight — just within range)
- At 175cm (5ft 9in): BMI = 23.5 (healthy weight)
- At 180cm (5ft 11in): BMI = 22.2 (healthy weight)
- At 185cm (6ft 1in): BMI = 21.0 (healthy weight)
To convert kilograms to stone using the standard metric to imperial weight conversion, simply divide your weight in kg by 6.35. At 72kg, this gives approximately 11 stone 4 lbs.
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.
Understanding Your BMI and NHS Categories
According to NHS guidelines, a healthy BMI for most UK adults is between 18.5 and 24.9. At 72kg, whether you fall into this range depends on your height. For adults of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends a slightly lower healthy BMI range of 18.5 to 22.9, as these groups face higher health risks at the same BMI levels.
Remember that BMI is a useful screening tool but has important limitations — it doesn't account for muscle mass, bone density, or where fat is distributed. Your GP can provide personalised advice about what your BMI means for your individual health and whether any lifestyle changes are recommended.
- 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 is 72kg in stones and pounds?
72kg equals 11 stone 4.2 lbs in UK measurements. To convert kilograms to stone, divide by 6.35. To convert the decimal remainder to pounds, multiply by 14 (since 1 stone = 14 lbs). Use our free weight converter for instant calculations at any weight.
Is 72kg a healthy weight?
This depends on your height. At 72kg, your BMI could range from approximately 21 to 28 depending on how tall you are. Check your personal BMI using our free BMI calculator above to see whether you fall within the NHS healthy weight range for your height.
What height makes 72kg a healthy weight?
At heights between 170cm (5ft 7in) and 185cm (6ft 1in), a weight of 72kg typically falls within the NHS healthy BMI range of 18.5–24.9. Shorter individuals may find 72kg is in the overweight category, whilst taller individuals will be well within the healthy range.
How do I calculate BMI from weight in kilograms?
Use the formula: BMI = weight (kg) ÷ height (m)². For 72kg at 1.75m tall, this equals 72 ÷ (1.75)² = 23.5. Our free BMI calculator on this page calculates this instantly — just enter your weight and height.
What is the NHS healthy weight range for 72kg?
The NHS healthy BMI range is 18.5–24.9 for most adults. At 72kg, you'd be in this range if you're approximately 170cm tall or taller. For South Asian, Black African, or Caribbean heritage, use the lower range of 18.5–22.9. Your GP can advise on your personal healthy weight target.
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.