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
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What is 101kg in Stone and Pounds?
101kg is equal to 15 stone and 12.2 pounds (often written as 15st 12lbs). This conversion uses the standard UK measurement system where 1 stone equals exactly 14 pounds, and 1 kilogram equals 0.157473 stone. Understanding your weight in stone is helpful for UK health contexts, including BMI assessments and NHS weight management guidance. Use our free weight converter to switch between kilograms, stone, and pounds instantly, or refer to the conversion table below for nearby weight values.
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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.
101kg to Stone Conversion Table and Formula
To convert 101kg to stone, divide by 6.35029 (the kilogram to stone conversion factor). Using this calculation: 101 ÷ 6.35029 = 15.91 stone, which equals 15 stone and 12.2 pounds. The formula works both ways: to convert stone back to kilograms, multiply stone by 6.35029.
Here's a reference table showing nearby weight values in both kilograms and stone:
- 95kg = 14st 13lbs
- 98kg = 15st 6.4lbs
- 101kg = 15st 12.2lbs
- 104kg = 16st 4.3lbs
- 107kg = 16st 10.4lbs
This table helps you quickly check how your weight compares to nearby values. Our weight converter tool above lets you enter any weight in kilograms and get instant conversions to stone and pounds.
Clinically BackedWeight Loss
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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 101kg a Healthy Weight for UK Adults?
Whether 101kg is a healthy weight depends on your height. For example, at 5ft 10in (178cm), a weight of 101kg gives a BMI of 31.9, which falls into the obese category according to NHS guidelines. At 6ft 2in (188cm), the same weight gives a BMI of 28.5, which is in the overweight range. You can check your personal BMI using our free BMI calculator above — it accounts for your exact height and provides instant health context. The NHS recommends a healthy BMI between 18.5 and 24.9 for most adults. If your BMI falls outside this range, your GP can discuss weight management options tailored to your individual health needs.
- 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 101kg to stone accurately?
Divide 101 by 6.35029 to get 15.91 stone. This converts to 15 stone and 12.2 pounds. Alternatively, multiply 101 by 2.20462 to get 222.47 pounds, then divide by 14 to confirm the stone value. Our weight converter tool performs this instantly.
What's the difference between stone and pounds?
Stone and pounds are both imperial weight units used in the UK. One stone equals exactly 14 pounds. So 101kg = 15 stone and 12.2 pounds means 15 full stones plus an additional 12.2 pounds. This is the traditional UK way of expressing body weight.
Is 101kg considered overweight or obese?
It depends entirely on your height. At average UK heights (around 175cm), 101kg typically falls into the obese category. However, at taller heights, it may be overweight or even healthy weight. Use our BMI calculator above to check your personal BMI — it's the best way to understand whether 101kg is healthy for you specifically.
How many pounds is 101kg?
101kg equals 222.47 pounds. To convert any kilogram weight to pounds, multiply by 2.20462. To express this in stone and pounds format (as used in the UK), divide the pounds by 14: 222.47 ÷ 14 = 15 stone and 12.2 pounds.
Can I use a kg to stone conversion chart instead of calculating?
Yes. A conversion chart is quick and convenient for approximate values. However, for precision, the mathematical formula is more accurate. Our weight converter tool uses exact formulas, so you get consistent results every time. Many UK NHS weight charts and health resources provide both units.
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.