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
How Much Is 79 Kilos in Stones?
79 kilograms is equal to 12 stone and 5.6 pounds (or 12st 5.6lbs). If you're tracking your weight using UK measurements, converting between kilograms and stone is straightforward using the standard conversion formula. This weight falls into specific BMI ranges depending on your height, which matters for UK health information and NHS guidance on healthy weight. Use our free weight converter above to switch between metric and imperial measurements instantly, or calculate your personal BMI using our health guide tools.
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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.
Converting 79kg to Stone and Pounds
The conversion from kilograms to stone uses a precise mathematical formula. Since 1 stone equals 6.35029 kilograms, you divide the kilogram amount by this value to get stone.
For 79 kilograms: 79 ÷ 6.35029 = 12.44 stone, which breaks down as 12 complete stones plus 0.44 of a stone. To convert the decimal portion to pounds, multiply 0.44 by 14 (since 1 stone = 14 pounds exactly), giving you 6.16 pounds. Rounded to one decimal place, 79kg = 12 stone 5.6 lbs.
Alternatively, to convert kilograms directly to pounds: 79 × 2.20462 = 174.2 pounds. You can verify this by dividing 174.2 by 14, which also gives you approximately 12.4 stone. Our free weight converter tool simplifies all these calculations instantly.
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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.
Is 79kg a Healthy Weight in the UK?
Whether 79 kilograms is a healthy weight depends entirely on your height. According to NHS guidance, a healthy BMI range is 18.5 to 24.9 for most UK adults. At 79kg, if you're around 5ft 10in (178cm) tall, your BMI would be approximately 28, which falls into the overweight category (BMI 25–29.9). However, at 6ft 2in (188cm), the same weight gives a BMI of about 25.4, which is just within the healthy range.
For adults of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends lower thresholds, with a healthy BMI starting at 18.5 and extending only to 22.9. Calculate your personal BMI using the free BMI calculator on this page to see where 79kg sits for your specific height and ethnicity-adjusted guidance.
- 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 79kg in stones and pounds?
79 kilograms equals 12 stone and 5.6 pounds (12st 5.6lbs). To convert, divide 79 by 6.35029 (the kilogram-to-stone conversion factor). The decimal result of 12.44 stone becomes 12 complete stones, and the 0.44 remaining converts to pounds by multiplying by 14, giving 6.16 pounds.
Is 79kg overweight or healthy according to NHS guidelines?
It depends on your height. At 79kg, a person who is 5ft 10in (178cm) would have a BMI of about 28 (overweight). At 6ft 2in (188cm), the BMI would be around 25.4 (healthy). Use our free BMI calculator above to check your personal BMI and see where your weight falls according to NHS healthy weight ranges.
How do I convert 79kg to pounds?
Multiply 79 by 2.20462 to get 174.2 pounds. Alternatively, convert 79kg to stone first (12.44 stone), then multiply the decimal portion (0.44) by 14 to get pounds. Our weight converter tool does all this instantly for any kilogram value.
What is my healthy weight range at 79kg?
If your current weight is 79kg, your healthy range depends on your height. For example, at 5ft 8in (173cm), the healthy BMI range is roughly 55–74kg. At 5ft 10in (178cm), it's approximately 59–79kg. Use the BMI calculator on this page to find your personal healthy weight range based on your exact height.
Is 79kg considered obese under NHS guidelines?
No. At 79kg, you would only be classified as obese if your height is relatively short (around 5ft 4in or 163cm). For most UK adults of average height, 79kg falls in either the healthy or overweight range. Your GP can give personalised guidance on whether this weight is healthy for your individual circumstances.
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.