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Used by Mounjaro & Wegovy patients across the UK

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
Get the guide + free tracker — £1.99 →

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GLP-1 Medication Guide — 11 chapters, 100+ pages, NHS-aligned with free 52-week weight loss tracker calendar
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What is 114kg in Stone and Pounds?

114kg is equivalent to 17 stone and 12.8 pounds (or approximately 17st 13lbs in everyday terms). In kilograms alone, 114kg represents a weight that falls into the obese category according to NHS health guidance for most UK adults. Understanding your weight in both metric and imperial measurements helps you engage with UK health information more effectively, whether you're discussing weight with your GP or tracking your progress. Our free weight converter above makes it simple to switch between kg, stone, and lbs whenever you need to.

10,000+ calculations today · NHS-aligned thresholds · 100% free

26%of UK adults are living with obesityNHS Digital, 2023
64%of adults in England are overweight or obeseHealth Survey for England
£6.5bnannual cost of obesity to the NHSPublic Health England
4.7Mpeople in England eligible for weight loss drugsNICE estimates, 2024

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.

Below 18.5Underweight
18.5 – 24.9Healthy
25 – 29.9Overweight
30+Obese

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.

BMI and Health Context at 114kg

At 114kg, your BMI depends on your height. For example, an adult who is 5ft 8in (173cm) tall would have a BMI of approximately 40, which falls into the severely obese category according to NHS guidelines. For someone 6ft tall (183cm), the BMI would be around 35, still within the obese classification. BMI is a useful health screening tool, but it doesn't distinguish between muscle and fat, and it doesn't account for where fat is stored on your body. The NHS also recommends checking your waist circumference alongside BMI — a waist over 102cm (40in) for men or 88cm (34.5in) for women indicates increased health risk.

At this weight, discussing your health with your GP is important. They can assess whether weight management support, lifestyle changes, or medication might be appropriate for your individual circumstances.

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How It Works

Three simple steps to understand your weight and take action.

1Check Your BMI

Enter your height and weight in our free calculator. Get your BMI, NHS category, healthy weight range, and ethnicity-adjusted thresholds instantly.

2Explore Your Options

If your BMI suggests you're overweight or obese, explore our GLP-1 calculators to project potential weight loss on Mounjaro or Wegovy.

3Track Your Progress

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.

UK Health Resources and Next Steps

The NHS offers several pathways for weight management support. Start by speaking with your GP, who can assess your overall health and potentially refer you to specialist weight management services in your area. Use our free BMI calculator above to check your exact BMI for your height, and try our GLP-1 weight loss calculator if you're interested in understanding how prescription weight loss medication might work alongside lifestyle changes.

Track your progress using our free progress tracker to log any changes over time. Whether you're aiming for gradual, sustainable weight loss or exploring all available options with your GP, having clear information and practical tools makes the journey easier.

Mounjaro (Tirzepatide)
  • 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
Read our full Mounjaro guide →
Wegovy (Semaglutide)
  • 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
Read our full Wegovy guide →

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.

FeatureMounjaroWegovy
Drug classDual GIP/GLP-1 agonistGLP-1 agonist
Active ingredientTirzepatideSemaglutide
Avg. weight loss15–22.5%12–17%
Key trialSURMOUNT-1 (2022)STEP 1 (2021)
Max dose15 mg weekly2.4 mg weekly
Escalation period20–32 weeks16–20 weeks
AdministrationWeekly injection (pen)Weekly injection (pen)
NHS availabilityPrivate prescription onlyNHS & private
Approx. private cost£150–£250/month£150–£300/month
Common side effectsNausea, diarrhoea, constipationNausea, 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.

Standard eligibility
  • BMI of 30 or above (obese)
  • Age 18 or over
  • No contraindicated conditions
  • Committed to lifestyle changes
With comorbidities
  • 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 BMI is 114kg?

At 114kg, your BMI depends on your height. For a 5ft 8in adult, 114kg = BMI 40 (severely obese). For someone 6ft tall, it's BMI 35 (obese). Use our BMI calculator above to calculate your exact BMI instantly.

Is 114kg overweight for all heights?

For most adult heights, 114kg falls into the obese or severely obese category according to NHS guidelines. The only exceptions are very tall individuals (6ft 6in+). Always check your personal BMI rather than weight alone — it factors in your height.

How much weight would I need to lose to reach a healthy BMI?

This varies significantly by height. For a 5ft 8in adult at 114kg, reaching a healthy BMI (under 25) would require losing roughly 40kg. Your GP can advise on realistic, sustainable targets for your individual situation.

Can I get weight loss medication on the NHS at 114kg?

Possibly. NHS specialist weight management services consider referrals for adults with a BMI over 30 (especially with weight-related health conditions). 114kg typically meets this threshold. Speak with your GP about referral to your local tier 3 weight management service.

What's the healthiest rate to lose weight from 114kg?

The NHS recommends losing 0.5–1kg per week for sustainable results. From 114kg, this means aiming for gradual, steady progress rather than rapid loss. Combine dietary changes with increased physical activity, and track your progress using our free tracker tool.

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.

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