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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Menopause Supplements for Weight Loss — What Works
Weight gain during menopause is extremely common, affecting up to 66% of UK women. Many women search for supplements to support weight management during this life stage, but evidence for most menopause-specific supplements is limited. If you're struggling with weight management alongside menopause symptoms, your GP can discuss evidence-based options including lifestyle changes, hormone therapy, and prescription weight loss medication. This guide explains what research shows and what support is available through the NHS and private routes in the UK.
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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.
Understanding Menopause and Weight Gain
During menopause, hormonal changes—particularly declining oestrogen—make it harder for many women to maintain a healthy weight. Metabolic rate typically decreases by 2–8% during the menopausal transition, while appetite-regulating hormones shift. This creates a genuine physiological challenge, not simply a dietary one.
Common menopause-related weight gain drivers include:
- Reduced oestrogen — affects fat distribution and appetite regulation
- Lower metabolic rate — fewer calories burned at rest
- Insulin resistance — more common during perimenopause and menopause
- Sleep disruption — hot flushes and night sweats reduce sleep quality, affecting hunger hormones
- Loss of muscle mass — accelerated during menopause, reducing metabolic rate
While many supplements are marketed for menopause weight loss, robust clinical evidence supporting most is weak. Your GP or a registered dietitian can advise on evidence-based approaches tailored to your health profile.
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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.
Prescription Weight Loss Options in the UK
If lifestyle changes alone aren't enough, prescription weight loss medication may be an option. GLP-1 weight loss injections—including Wegovy (semaglutide) and Mounjaro (tirzepatide)—can support weight management alongside dietary changes. These are available through NHS weight management services or private prescription in the UK.
Our GLP-1 weight loss calculator can help you estimate potential outcomes at different doses. These medications work by regulating appetite hormones and supporting satiety—mechanisms that become increasingly valuable during menopause when appetite regulation naturally shifts. Unlike supplements with unproven efficacy, GLP-1 medications have strong clinical trial evidence.
Always consult your GP to discuss eligibility and whether prescription weight loss support is appropriate for your individual health circumstances.
- 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.
Do menopause weight loss supplements actually work?
Evidence for most menopause-specific supplements is limited. Red clover, black cohosh, and sage may offer modest relief for hot flushes, but research supporting their effect on weight loss is weak. Your GP can recommend evidence-based approaches—lifestyle changes, hormone therapy if appropriate, or prescription medication if eligible—rather than unproven supplements.
What's the best way to lose weight during menopause?
Focus on sustainable calorie deficit through balanced nutrition and regular physical activity—especially strength training to preserve muscle mass. Sleep quality, stress management, and medical support matter too. Use our free BMI calculator to understand your starting point, and track progress with our progress tracker. Your GP can advise on personalised strategies.
Can prescription weight loss injections help with menopause weight gain?
Yes, GLP-1 medications like Wegovy and Mounjaro may help. Clinical trials show average weight loss of 14–21% body weight alongside dietary changes. These medications work on appetite regulation, which becomes particularly valuable during menopause. You'll need a clinical assessment to determine eligibility—ask your GP about NHS or private options.
Is hormone replacement therapy (HRT) effective for menopause weight gain?
HRT can help manage menopausal symptoms and may reduce weight gain risk in some women, but it's not specifically a weight loss treatment. Some women find their weight stabilises with HRT; others don't. Effectiveness varies individually. Discuss with your GP whether HRT is suitable for you alongside other weight management strategies.
How much weight do women typically gain during menopause?
On average, UK women gain 2–3 kg (4–7 lbs) during perimenopause and menopause, though ranges vary widely. Some women gain more; some maintain stable weight. Use our free weight converter to understand conversions between kg, stone, and lbs. Check your BMI using our calculator to see where you sit on NHS guidelines, then discuss personalised goals with your GP.
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.