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
Shilajit Weight Loss Reviews — What the Evidence Shows
Shilajit is a natural mineral-rich substance used in traditional Ayurvedic medicine, and many weight loss reviews claim it can support metabolism and energy levels. However, evidence for shilajit's effectiveness in weight management remains limited in UK clinical research. This guide explores what reviews say, how it's purported to work, and how it compares to evidence-backed approaches like prescription weight loss medication and structured lifestyle changes. If you're considering weight management options in the UK, it's important to understand which methods have robust evidence behind them.
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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 Do Shilajit Weight Loss Reviews Actually Say?
Shilajit weight loss reviews are largely anecdotal, with many users claiming improved energy, faster metabolism, and appetite suppression. However, clinical evidence supporting these claims is minimal. Most reviews come from supplement retailers or wellness blogs rather than rigorous trials. The few small studies examining shilajit have focused on general health markers—not specific weight loss outcomes. A 2016 study suggested shilajit may support mitochondrial function and energy production, but this doesn't directly translate to sustainable weight loss. UK weight management guidelines, including NHS recommendations, do not list shilajit as an evidence-backed weight loss treatment. If you're looking to lose weight, using our free BMI calculator can help you understand your starting point and set realistic goals, while prescription options like GLP-1 medications have robust clinical trial data showing measurable results.
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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.
How Does Shilajit Compare to Prescription Weight Loss Options?
Unlike shilajit, prescription weight loss medications have undergone rigorous clinical trials with documented outcomes. Wegovy (semaglutide), for example, demonstrated an average clinically studied weight loss in STEP-1 trials—results achieved with medical oversight. Mounjaro (tirzepatide) showed approximately 15–clinically studied weight loss in clinical studies. Prescription weight loss medication requires a clinical assessment from a UK-licensed prescriber to ensure it's suitable for your health profile. Our GLP-1 weight loss calculator can help you explore potential outcomes with evidence-backed medication. Shilajit supplements, by contrast, are unregulated, unproven for weight loss, and carry the risk of contamination or unknown interactions. The NHS weight management pathway recommends lifestyle changes first, then prescription options if clinically appropriate—not unproven supplements.
- 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 shilajit safe for weight loss?
Shilajit is generally considered safe in traditional use, but UK regulatory bodies (MHRA) do not formally approve it as a weight loss treatment. Quality and purity vary widely between suppliers, and there is no assured safety standard. Always consult your GP before using any supplement, especially if you take medications or have health conditions.
Do shilajit reviews prove it helps with weight loss?
Most shilajit weight loss reviews are anecdotal testimonials, not clinical evidence. Reviews alone do not prove effectiveness. Clinical trials require controlled conditions, placebo comparison, and measurable outcomes—which shilajit weight loss studies largely lack. NHS guidance emphasises evidence-based treatment, not anecdotal reviews.
What does NHS say about shilajit for weight loss?
The NHS does not recommend shilajit for weight loss. NHS weight management guidance prioritises calorie deficit, physical activity, and—for eligible adults—prescription medications like GLP-1 injections, which have proven clinical efficacy. Unproven supplements are not part of standard NHS weight management pathways.
Is shilajit better than prescription weight loss medication?
No. Prescription weight loss medications like Wegovy and Mounjaro have rigorous clinical trial data showing average 14–clinically studied weight loss. Shilajit has no equivalent evidence. Prescription options require medical assessment and monitoring, making them safer and more effective for eligible adults in the UK.
Can I use shilajit alongside GLP-1 weight loss medication?
You should not mix supplements with prescription medications without medical guidance. GLP-1 medications like Wegovy and Mounjaro can interact with other substances. Always inform your prescriber of any supplements you use. They will advise whether it's safe to combine them with your prescribed treatment.
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.