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 47kg in Stone and Pounds?
47kg is equivalent to 7 stone and 5.9 pounds (or 7st 5.9lbs in UK notation). To convert kilograms to stone, you divide the kilogram value by 6.35029. At this weight, your BMI and health context depend on your height. Use our free weight converter above to calculate your exact BMI instantly, and refer to NHS guidelines to understand what this weight means for your individual health.
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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.
47kg to Stone Conversion Table and Formula
47kg = 7 stone 5.9 pounds (7st 5.9lbs)
To convert kilograms to stone, divide the kilogram amount by 6.35029. The standard conversion factors are:
- 1 kg = 0.157473 stone
- 1 stone = 6.35029 kg
- 1 stone = 14 pounds exactly
Here is a reference table showing 47kg alongside nearby weight values:
- 42kg = 6st 8.2lbs
- 44kg = 6st 13.5lbs
- 45kg = 7st 1.2lbs
- 47kg = 7st 5.9lbs
- 49kg = 7st 10.6lbs
- 50kg = 7st 12.8lbs
- 52kg = 8st 3.5lbs
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.
BMI and Healthy Weight Context at 47kg
At 47kg, your BMI depends entirely on your height. For example, at an average UK adult female height of 161.6cm (5ft 3in), a weight of 47kg gives a BMI of approximately 18.1, which falls in the healthy weight range according to NHS guidelines (18.5–24.9). However, at a taller height such as 175cm (5ft 9in), the same 47kg weight would result in a BMI of 15.4, which would be underweight. Calculate your personal BMI using the free BMI calculator on this page to understand your individual health context.
- 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 do I convert 47kg to stone manually?
Divide 47 by 6.35029. This gives 7.41 stone. Multiply the decimal (0.41) by 14 to get pounds: 0.41 × 14 = 5.9 pounds. Result: 7 stone 5.9 pounds. Or use our free weight converter for gradual improvement.
Is 47kg a healthy weight?
It depends on your height. At average UK female height (161.6cm), 47kg is healthy. At taller heights, it may be underweight. Use our BMI calculator above to check your personal BMI and NHS healthy weight range.
What is 47kg in pounds only?
47kg is approximately 103.6 pounds (or 103.6 lbs). To convert: 47 × 2.20462 = 103.6 lbs.
How does 47kg compare to average UK adult weight?
The average UK adult woman weighs approximately 71.6kg, and the average man weighs approximately 85.7kg. At 47kg, you weigh considerably less than both averages. Your personal health depends on your height and individual circumstances.
Why do UK people use stone and pounds?
Historically, stone has been the traditional UK unit for body weight. Although kilogrammes are used clinically by the NHS, many UK adults still prefer stone for personal weight measurement. Both units are equivalent — stone is just the traditional choice in British culture.
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.