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
Do Spices Like Turmeric Help With Weight Loss?
Turmeric is often promoted as a weight loss aid, but the evidence is limited. While the spice contains curcumin, a compound with potential anti-inflammatory properties, clinical trials in humans don't show significant weight loss directly from turmeric alone. Weight management in the UK is most effective through a combination of dietary changes, increased physical activity, and—when appropriate—prescription medication. Spices may support flavour in healthy meals, but they're not a substitute for evidence-based approaches. This guide explores what science actually tells us about turmeric and sustainable weight loss strategies.
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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 Turmeric and Weight?
Turmeric studies and curcumin: Laboratory and animal studies suggest curcumin (turmeric's active compound) may affect fat cells and inflammation markers. However, human clinical trials show minimal direct weight loss from turmeric supplementation alone.
Limited evidence in humans: Most human studies involved very small sample sizes or short durations. A 2019 review found inconsistent results, with some studies showing modest benefits only when combined with other lifestyle changes.
Anti-inflammatory potential: Curcumin may help reduce inflammation, which is linked to obesity and metabolic dysfunction. This indirect benefit might support overall health, but it's not the same as active weight loss.
Real weight management approaches: Evidence-based weight loss in the UK relies on calorie deficit (typically 500 kcal/day for sustainable 0.5kg/week loss), increased physical activity, and dietary consistency. For eligible adults, prescription weight loss medication alongside these lifestyle changes has strong clinical trial support.
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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.
Supporting Weight Loss: Beyond Spices
Spices can absolutely play a role in healthy eating—turmeric, chilli, and ginger add flavour without calories, making nutritious meals more enjoyable and sustainable. However, they work best as part of a broader approach.
Effective weight management strategies include: regular physical activity, balanced nutrition with adequate protein, consistent sleep, stress management, and tracking progress. Use our free BMI calculator to understand your current health position, and explore our GLP-1 weight loss calculator if you're interested in prescription weight loss options through NHS weight loss services or private prescribing. For sustained weight loss, most adults benefit from combining lifestyle changes with accountability tools like our free progress tracker to monitor results over weeks and months.
- 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.
Can turmeric supplements help me lose weight?
Turmeric supplements alone are not proven to cause weight loss in humans. While curcumin has anti-inflammatory properties shown in lab studies, clinical trials show minimal direct weight loss benefit. Turmeric works best as part of a healthy diet, not as a standalone weight loss tool. Always consult your GP before starting supplements, especially if you take other medications.
What spices actually support weight loss?
No spice directly causes weight loss, but several can support healthy eating: chilli peppers contain capsaicin (which may slightly boost metabolism), ginger aids digestion, and turmeric offers anti-inflammatory benefits. Their real value is making nutritious meals flavourful and enjoyable—when food tastes good, you're more likely to stick with healthy choices long-term.
How much weight can I realistically lose with diet changes?
The NHS recommends losing 0.5–1kg per week through sustainable dietary changes and increased physical activity. This typically requires a calorie deficit of around 500 kcal daily. Losing 5–10% of your body weight can significantly improve health markers like blood pressure and blood sugar. Check your BMI with our free calculator to set realistic goals for your height.
Are weight loss injections more effective than diet and spices?
For eligible adults, prescription weight loss medications like GLP-1 injections have strong clinical trial support—averaging 15–clinically studied weight loss alongside diet and exercise. However, they require a prescription and clinical assessment. Spices alone haven't shown this level of effectiveness. Our GLP-1 calculator can help you explore realistic projections if this option interests you.
Should I take turmeric or prescription weight loss medication?
These aren't either/or choices. Turmeric as a culinary spice is safe and can support healthy eating. Prescription weight loss medication (like Mounjaro or Wegovy) is prescription-only and requires clinical assessment—it's designed for specific eligibility criteria. Speak with your GP about what's appropriate for your individual health situation and weight management goals.
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.