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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46 kg to Stone and Pounds
46 kg is equal to 7 stone and 3.5 pounds (or 7st 3.5lbs in UK notation). This straightforward conversion uses the standard metric to imperial weight formula. If you need to convert kilograms to stone regularly, understanding the conversion factor makes it simple: divide kilograms by 6.35029 to get stone. At 46 kg, you're in the lower end of UK adult weight ranges. Use our free weight converter above to check other weights instantly, or explore the BMI calculator to see how this weight relates to your personal health profile at your height.
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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.
Conversion Formula and Nearby Values
To convert 46 kg to stone and pounds, use this simple formula: kg ÷ 6.35029 = stone. This gives 46 ÷ 6.35029 = 7.25 stone. To express this as stone and pounds, take the decimal (0.25) and multiply by 14 (since 1 stone = 14 pounds): 0.25 × 14 = 3.5 lbs. Therefore, 46 kg = 7 stone 3.5 pounds.
Here are nearby values for quick reference:
- 42 kg = 6st 9.2lbs
- 44 kg = 6st 13.5lbs
- 46 kg = 7st 3.5lbs
- 48 kg = 7st 7.5lbs
- 50 kg = 7st 11.8lbs
This kilogram to stone conversion table helps if you're working with weights near 46 kg for health, fitness, or personal reference.
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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.
BMI Context at 46 kg
At 46 kg, your BMI depends entirely on your height. For example, at 163 cm (5ft 4in), 46 kg gives a BMI of approximately 17.3, which falls in the healthy weight range (18.5–24.9 according to NHS guidelines). However, at 150 cm (4ft 11in), the same weight gives a BMI of about 20.5, still healthy. At taller heights like 180 cm (5ft 11in), 46 kg would give a BMI of 14.2, which is below the healthy range.
Use the BMI calculator on this page to find your personal BMI by entering your exact height and weight. This gives you context for whether 46 kg is a healthy weight for your individual frame. Weight alone doesn't tell the full story—height, age, muscle mass, and overall health all matter.
- 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.
What is 46 kg in stone and pounds?
46 kg equals 7 stone and 3.5 pounds (7st 3.5lbs). To convert, divide 46 by 6.35029 to get 7.25 stone, then multiply the decimal by 14 to get pounds. This metric to imperial conversion is standard across the UK.
Is 46 kg a healthy weight?
This depends on your height. At average UK heights, 46 kg is typically in the underweight to low healthy range. Use our free BMI calculator above, entering your height, to see if 46 kg is healthy for you personally. If you're concerned, speak to your GP.
How do I convert kilograms to stone quickly?
Divide the kilogram value by 6.35029. For 46 kg: 46 ÷ 6.35029 = 7.25 stone. To convert the decimal to pounds, multiply by 14. Our weight converter on this page does this instantly for any weight.
What is the stone to kg conversion formula?
Multiply stone by 6.35029. So 7 stone = 7 × 6.35029 = 44.45 kg. This reverse conversion is useful if you see weights in stone and need the kilogram value for medical records or online tools.
Where would 46 kg fit in UK weight ranges?
At 46 kg, you're below the average UK adult weight (men ~85.7 kg, women ~71.6 kg). Whether this is healthy depends on your height, age, and muscle mass. The NHS recommends using BMI, combined with waist measurement and your GP's advice, for a complete health picture.
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.