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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How To Take Lemon Balm For Weight Loss
Lemon balm is a herbal remedy many people explore for weight loss support, but evidence for its effectiveness is limited. While some studies suggest it may help with stress and digestion—both factors in weight management—there is no reliable clinical evidence that lemon balm alone causes meaningful weight loss. For sustainable weight loss in the UK, the NHS recommends combining dietary changes with physical activity. If you have a BMI in the overweight or obese range, your GP can discuss evidence-based options, including prescription weight loss medications for eligible adults.
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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.
What Does The Evidence Say About Lemon Balm?
Lemon balm (Melissa officinalis) is a herb from the mint family often used in teas, supplements, and culinary applications. Some people use it hoping to support weight loss, but the scientific evidence is weak. A few small studies suggest lemon balm may help reduce anxiety and improve sleep quality—both of which can indirectly affect eating habits and weight management. However, no clinical trials have demonstrated that lemon balm produces significant weight loss on its own.
Limited evidence: Most studies showing lemon balm benefits have been small, short-term, or conducted in laboratory settings rather than real-world conditions. Unlike prescription weight loss medications such as GLP-1 injections, which have large-scale clinical trials demonstrating measurable weight loss outcomes, lemon balm lacks this level of scientific validation for weight management specifically.
If you're interested in herbal support alongside lifestyle changes, discuss this with your GP. They can advise whether lemon balm is safe for you and whether it complements other weight management strategies.
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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.
Evidence-Based Weight Loss Options In The UK
For sustainable weight loss in the UK, the NHS recommends starting with diet and physical activity changes, supported by behaviour change programmes. If you have a BMI of 30 or above, or 27–29.9 with weight-related health conditions, you may be eligible for prescription weight loss medication through NHS specialist services or private prescribing.
Prescription options include:
- Mounjaro (tirzepatide): Dual GIP and GLP-1 injection, once weekly. Clinical trials showed average weight loss of 15–21% of body weight when combined with diet and exercise.
- Wegovy (semaglutide): GLP-1 injection, once weekly. STEP trial data showed average weight loss of approximately 15% of body weight.
Use our free GLP-1 weight loss calculator to estimate potential weight loss outcomes at different doses, and check your BMI with our BMI calculator to see if you might be eligible for prescription treatment.
- 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.
Is lemon balm safe for weight loss?
Lemon balm is generally safe for most adults in normal culinary amounts or as a tea. However, it is not proven to cause weight loss. If you take medications or have health conditions, consult your GP before using lemon balm supplements, as it may interact with certain treatments.
Can I use lemon balm instead of prescription weight loss medication?
No. Lemon balm lacks clinical evidence for weight loss, whereas prescription medications like Wegovy and Mounjaro have large-scale trial data showing measurable results. Lemon balm may support overall wellness alongside diet and exercise, but it is not a substitute for evidence-based treatment.
How much lemon balm should I take for weight loss?
There is no established dose for weight loss because lemon balm is not recommended for this purpose. If you choose to use lemon balm for general wellness (stress, sleep), follow package instructions or consult a herbalist. Do not expect weight loss from lemon balm alone.
What is the best way to use lemon balm?
Lemon balm can be used as fresh herb in cooking, dried tea, or supplement form. As a tea, steep 1–2 teaspoons of dried leaves in hot water for 5–10 minutes. Always purchase from reputable suppliers and consult your GP if you have health conditions or take medications.
Should I see my GP about weight loss instead of using lemon balm?
Yes. If you're overweight or obese and wish to lose weight, your GP can assess your health, discuss lifestyle changes, and—if appropriate—refer you to NHS weight management services or discuss prescription weight loss options. This is far more effective than relying on unproven herbal remedies.
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.