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
Cumin Seed Water for Weight Loss — What Does the Evidence Show?
Cumin seed water is a popular home remedy discussed online for weight management, but scientific evidence supporting its effectiveness is limited. Whilst some small studies suggest cumin may have modest metabolic effects, it is not a clinically proven weight loss treatment. If you're looking for evidence-based weight management support, UK-licensed prescription options are available for eligible adults. Our free BMI calculator can help you understand your current weight status, and this guide explores both traditional approaches and medically-supported alternatives.
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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 Science Say About Cumin Seed Water?
Research into cumin and weight loss is limited. A few small studies have suggested cumin may support modest improvements in body composition or appetite, but these findings are not conclusive or widely replicated. No major health organisation, including the NHS, currently recommends cumin seed water as a primary weight loss treatment. The British Dietetic Association and NHS guidance focus on sustainable calorie deficit, increased physical activity, and behavioural change as evidence-based foundations for weight loss.
If you're interested in weight management, it's worth discussing your options with your GP. For adults with a BMI of 30 or above, or 27 or above with weight-related health conditions, prescription weight loss medication may be available through NHS specialist services or private prescribing. Our GLP-1 weight loss calculator can help you explore what results might look like with medically-supervised treatment.
Clinically BackedWeight Loss
No appointments. No waiting rooms. Just care — from a UK-regulated online pharmacy.
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 Available in the UK
Three prescription weight loss injections are currently licensed in the UK:
- Mounjaro (tirzepatide) — once-weekly injection, dual GIP and GLP-1 action, average 15–clinically studied weight loss in clinical trials
- Wegovy (semaglutide) — once-weekly injection, GLP-1 agonist, average clinically studied weight loss in clinical trials
- Saxenda (liraglutide) — daily injection, GLP-1 agonist, modest weight loss effects
All are prescription-only and require clinical assessment. Individual results vary significantly. Access is through NHS tier 3 specialist weight management services or private prescribing. Your GP can advise whether you're eligible and discuss which pathway suits your situation.
- 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 cumin seed water actually help with weight loss?
Limited scientific evidence supports cumin seed water as an effective weight loss treatment. Whilst some small studies suggest modest effects, major health organisations including the NHS do not recommend it as a primary weight management strategy. Sustainable weight loss depends on calorie deficit and lifestyle change.
What's the difference between home remedies and prescription weight loss medication?
Home remedies like cumin seed water lack robust clinical evidence and aren't regulated as medical treatments. Prescription weight loss medications like Mounjaro and Wegovy are licensed, clinically tested, and prescribed following a professional health assessment. Results are better documented, though individual outcomes vary.
Who is eligible for prescription weight loss treatment in the UK?
Adults with a BMI of 30 or above, or BMI 27–29.9 with weight-related health conditions (such as type 2 diabetes, high blood pressure, or sleep apnoea) may be eligible. Eligibility is assessed individually by a prescriber or NHS specialist service. Your GP can advise whether you qualify.
Can I get weight loss medication through the NHS or do I need to go private?
Both options exist in the UK. NHS access is through tier 3 specialist weight management services — typically requiring a GP referral but involving waiting lists in many regions. Private prescribing is available through online consultations with UK-licensed prescribers, often with faster access but at personal cost.
What should I do if I want to explore weight loss support?
Start by discussing your weight and health goals with your GP. They can assess whether prescription medication is appropriate for you, refer you to NHS specialist services, or advise on private options. Use our free BMI calculator to understand your current weight status, and our progress tracker to monitor any changes.
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.