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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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102 Pounds in Kg — Quick Conversion

102 pounds is equal to approximately 46.27 kilograms. If you're checking your weight in different units, it's helpful to understand how imperial and metric measurements compare. Using our free weight converter, you can switch between kilograms, stone, and pounds instantly. At this weight, your health context depends on your height — use our free BMI calculator to see where you sit on the NHS healthy weight scale.

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.

102 Pounds to Kg Conversion Reference

102 lbs = 46.27 kg exactly.

To convert pounds to kilograms manually, divide the pound value by 2.20462 (the conversion factor). So 102 ÷ 2.20462 = 46.27 kg. This formula works for any pound-to-kilogram conversion. In UK measurements, 46.27 kg is also roughly equivalent to 7 stone 3 pounds, which combines both metric to imperial weight scales. Use the reference table below to see conversions at nearby pound values — helpful if you're tracking weight changes or comparing measurements across different scales.

  • 97 lbs = 44.00 kg
  • 99 lbs = 44.91 kg
  • 101 lbs = 45.81 kg
  • 102 lbs = 46.27 kg
  • 103 lbs = 46.72 kg
  • 105 lbs = 47.63 kg
  • 107 lbs = 48.54 kg
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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.

BMI and Healthy Weight at 46.27 kg

At 46.27 kg, your healthy weight range depends entirely on your height. For example, at 5ft 4in (163 cm), a weight of 46.27 kg gives a BMI of 17.5 — well within the healthy range of 18.5–24.9 according to NHS guidelines. At 5ft 2in (158 cm), the same weight gives a BMI of 18.5 — the lower boundary of healthy weight. At 5ft 8in (173 cm), it would fall into the underweight category below 18.5. Calculate your personal BMI instantly using our free BMI calculator above, which accounts for your exact height and gives NHS-aligned guidance on whether this weight is healthy for you individually.

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 102 pounds in kilograms?

102 pounds equals 46.27 kg. To convert any pound value to kilograms, divide by 2.20462. This is the standard conversion factor used across the UK and internationally.

Is 46.27 kg a healthy weight?

That depends on your height. BMI is calculated from both weight and height together. Use our free BMI calculator on this page to enter your height and see your personal BMI category according to NHS guidelines.

What is 102 pounds in stone?

102 pounds is approximately 7 stone 3 pounds (7 st 3 lbs). In pure metric, it's 46.27 kg. The free weight converter on this page switches between all three units instantly.

How do I convert pounds to kilograms for other weights?

Divide any pound value by 2.20462 to get kilograms. For example, 150 lbs ÷ 2.20462 = 68 kg. Our weight converter above does this instantly for any value.

Why do UK measurements use both stone and kilograms?

The UK uses both imperial (stone and pounds) and metric (kg) in everyday life. Kilograms are used in NHS health records and clinical measurements, while stone remains common in everyday British conversation about body weight.

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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