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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 BMI Is 111 Kilos In Pounds?

111 kilograms equals 244.3 pounds, but your BMI depends entirely on your height. At 111kg, your BMI could range from a healthy weight to obese depending on how tall you are. We've calculated BMI examples at six different heights below to help you understand where you fall on the NHS BMI scale. Use our free BMI calculator above to check your exact BMI instantly by entering your height and weight.

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.

111kg BMI At Different Heights

111kg (244.3 lbs) BMI examples at common UK heights:

  • 5ft 4in (163cm): BMI 42.1 — Severely obese (Class III)
  • 5ft 6in (168cm): BMI 39.8 — Obese (Class II)
  • 5ft 8in (173cm): BMI 37.8 — Obese (Class II)
  • 5ft 10in (178cm): BMI 36.0 — Obese (Class II)
  • 6ft 0in (183cm): BMI 34.4 — Obese (Class I)
  • 6ft 2in (188cm): BMI 32.9 — Obese (Class I)

These calculations show why height matters so much. The same weight of 111kg in kilos to stone and pounds translates to 17st 6.3lbs — a significant weight that carries different health implications depending on your height. For adults of South Asian, Chinese, Black African, or Black Caribbean backgrounds, NHS thresholds are lower due to higher disease risk at the same BMI.

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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.

Understanding Your BMI Category

At 111kg, most adults fall into the obese category. The NHS defines obesity as a BMI of 30 or above, and at this weight you're likely above that threshold unless you're very tall. Even if your BMI falls within the overweight range, carrying 111kg affects your health through increased risk of type 2 diabetes, heart disease, high blood pressure, and joint problems.

The good news: even a 5–clinically studied weight loss (roughly 5.5–11kg) can significantly improve blood pressure, blood sugar, and overall health. Our free weight converter helps you track weight changes between metric and imperial measurements as you progress.

BMI categories (NHS standard): Underweight below 18.5, healthy weight 18.5–24.9, overweight 25–29.9, obese Class I 30–34.9, obese Class II 35–39.9, severely obese 40+. However, BMI has important limitations — it doesn't distinguish between muscle and fat, so athletes may have high BMI but low body fat. Waist circumference is also important: men over 102cm (40in) and women over 88cm (34.5in) have increased health risk regardless of BMI alone.

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 is 111kg in pounds exactly?

111 kilograms equals 244.26 pounds (or 244 lbs). To convert kilograms to pounds, multiply by 2.20462. In UK measurements, 111kg is approximately 17 stone and 6.3 pounds.

Is 111kg overweight or obese?

At 111kg, your BMI category depends on your height. If you're 5ft 8in (173cm), your BMI is 37.8 (obese Class II). If you're 6ft 2in (188cm), your BMI is 32.9 (obese Class I). Use our BMI calculator above with your actual height for a personalised result.

What is a healthy weight for someone currently at 111kg?

A healthy weight depends on your height. At 5ft 8in, the healthy range is 55–74kg (8st 10lbs to 11st 10lbs). At 5ft 10in, it's 59–79kg (9st 3lbs to 12st 6lbs). Your GP can help you set realistic targets based on your health and circumstances.

How much weight would I need to lose from 111kg to reach a healthy BMI?

This varies by height. At 5ft 8in, you'd need to reach around 74kg or below. That's a loss of approximately 37kg (5st 13lbs). Even losing 10–15% of your current weight can significantly improve health markers like blood pressure and blood sugar.

Can I use these BMI examples if I'm South Asian, Chinese, or Black African?

The NHS recommends lower BMI thresholds for these backgrounds. For these groups, the healthy weight range starts at BMI 18.5–22.9 instead of 18.5–24.9. Your GP can advise on thresholds specific to your ethnicity and health profile.

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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