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 Homemade Detox Drinks Help With Weight Loss?
Homemade detox drinks are popular for weight loss, but the evidence is mixed. Water-based drinks with lemon, ginger, or cucumber can support hydration and reduce calorie intake when replacing sugary beverages, but they don't "detox" your body in the way often claimed. For sustainable weight management in the UK, detox drinks work best as part of a calorie-controlled diet alongside increased physical activity — not as a standalone solution. If you're interested in evidence-based weight loss support, our free weight loss calculator can help you explore your options, including prescription medication eligibility.
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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 Do Detox Drinks Actually Do?
Your liver and kidneys naturally detoxify your body — no special drinks required. However, some homemade detox drinks may offer modest benefits:
- Increased hydration: Infused water with lemon, cucumber, or mint encourages fluid intake, which supports metabolism and reduces hunger signals
- Lower calorie intake: Replacing sugary soft drinks or alcohol with detox drinks cuts calories — a 330ml cola contains around 140 kcal, so this substitution alone could support modest weight loss
- Appetite support: Ginger tea may help reduce nausea and support digestion, though evidence for weight loss specifically is limited
- Antioxidants: Ingredients like green tea, berries, and lemon provide antioxidants, but weight loss directly from these is not proven
For sustainable weight loss in the UK, the NHS recommends losing 0.5–1 kg per week through a balanced diet and physical activity. Detox drinks can support this by improving hydration and replacing high-calorie beverages, but they're not a weight loss medication or treatment.
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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.
Popular Homemade Detox Drink Recipes
Lemon and ginger water: Warm water with fresh lemon juice and grated ginger — supports digestion and hydration.
Cucumber and mint: Sliced cucumber, fresh mint, and water — refreshing and low-calorie.
Apple cider vinegar drink: 1 tablespoon apple cider vinegar in 250ml water — some evidence suggests it may support satiety, though results are modest.
Green tea infusion: Brewed green tea with honey and lemon — provides antioxidants and caffeine for gentle metabolic support.
None of these drinks will cause significant weight loss alone. For effective weight management, track your calorie intake using our free BMI calculator and progress tracker to log your weight over time. If you need additional support, prescription weight loss medication may be an option — eligible adults can explore GLP-1 injections through NHS weight management services or private prescribing.
- 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.
Are detox drinks safe to drink daily?
Most homemade detox drinks using water, lemon, ginger, and herbs are safe daily. However, large amounts of apple cider vinegar may erode tooth enamel, so dilute well and limit to once daily. Avoid detox drinks with unverified ingredients or extreme fasting protocols. If you have a medical condition, check with your GP.
Do detox drinks work better than diet and exercise?
No. Detox drinks support weight management when combined with a calorie deficit and physical activity, but they're not a substitute. The NHS recommends a balanced diet, reduced calories, and increased movement as the foundation. Detox drinks can help by improving hydration and replacing sugary drinks, but they don't independently cause weight loss.
Can detox drinks replace prescription weight loss medication?
No. If you have a BMI of 30 or above, or 27 with weight-related health conditions, you may be eligible for prescription weight loss treatment like GLP-1 injections. These work through a different mechanism than detox drinks and provide stronger, evidence-based support. Speak to your GP or a prescriber about your options.
How much weight can I lose with detox drinks alone?
Detox drinks alone won't cause significant weight loss. The benefit comes from replacing higher-calorie beverages and supporting hydration. Real weight loss requires a calorie deficit — typically 500 kcal per day for 0.5 kg per week loss. Use our free BMI calculator to establish your baseline and track progress with our weight loss progress tracker.
Are commercial detox drinks better than homemade ones?
Homemade detox drinks are usually better — they contain no added sugars, artificial sweeteners, or preservatives. Commercial "detox" drinks often contain high sugar or misleading claims. Check labels carefully. For evidence-based weight management, focus on simple ingredients: water, citrus, herbs, and tea.
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.