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
Free tracker included with every download this week
Is Matcha Good For Weight Loss?
Matcha contains caffeine and compounds like EGCG that may have modest metabolic benefits, but research shows matcha alone is unlikely to produce significant weight loss. While it can be part of a healthy lifestyle alongside diet and exercise, sustainable weight management typically requires a calorie deficit and lifestyle changes. For more substantial support, prescription weight loss medication and professional guidance may be needed depending on your circumstances.
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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.
What Does the Research Say About Matcha and Weight Loss?
Matcha is a powdered green tea rich in catechins, particularly epigallocatechin gallate (EGCG), and contains caffeine. Some studies suggest these compounds may slightly increase fat oxidation and thermogenesis (heat production), potentially boosting metabolism by 3–8%. However, the clinical significance of this effect is small. A 2021 systematic review found that green tea catechins produce only modest weight loss—typically around 1–3 kg over several months—and only when combined with calorie restriction and exercise. Matcha alone, without dietary changes or physical activity, has not been shown to produce meaningful weight loss. The NHS emphasises that sustainable weight management requires a calorie deficit of approximately 500 kcal per day, which cannot be achieved through beverages alone. While matcha may be a healthy addition to a balanced diet and can replace sugary drinks, it should not be viewed as a weight loss solution on its own.
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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.
Comparing Matcha to Evidence-Based Weight Management Options
If you're looking to lose weight in the UK, evidence-based approaches include dietary changes, increased physical activity, and in some cases, prescription weight loss medication. For adults with a BMI of 30 or above, or 27 or above with weight-related health conditions, prescription options like GLP-1 weight loss injections may be available through NHS specialist services or private prescribing. These medications work through different mechanisms than matcha—they help regulate appetite and support feeling fuller after meals. Our free GLP-1 weight loss calculator can help you estimate potential outcomes with prescription medication. Matcha can certainly be part of a healthy lifestyle, but combining it with proper nutrition, regular movement, and professional support offers the best chance of sustainable results.
- 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.
Does matcha boost metabolism enough to lose weight?
Matcha contains caffeine and EGCG which may increase metabolism by 3–8%, but this is modest. Studies show meaningful weight loss only occurs when matcha is combined with a calorie deficit and exercise. Matcha alone is unlikely to produce noticeable weight loss without dietary changes.
How much matcha would I need to drink daily for weight loss?
There is no established dose that produces weight loss. The small metabolic boost from matcha requires consistency, but relying on matcha without reducing overall calorie intake will not lead to weight loss, regardless of quantity consumed.
Is matcha better than regular green tea for weight loss?
Matcha and regular green tea contain similar catechins and caffeine. Matcha may deliver slightly more catechins because you consume the whole leaf powder, but the difference in weight loss outcomes is minimal. Both should be unsweetened for health benefits.
Can matcha help with weight management alongside a diet plan?
Yes, matcha can be a healthy part of a balanced diet when unsweetened and used to replace sugary drinks. However, it's most effective as one element alongside calorie reduction, regular physical activity, and professional guidance from your GP or a weight management service.
What are more effective alternatives to matcha for weight loss?
Evidence-based weight loss approaches include creating a calorie deficit through diet and exercise, accessing NHS weight management services, and discussing prescription options with your GP if your BMI is 30 or above. Our free BMI calculator can help you check your starting point and understand if you might be eligible for additional support.
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.