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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Pink Salt Trick for Weight Loss — What the Evidence Shows
The "pink salt trick" is a viral internet trend claiming that Himalayan pink salt can boost metabolism and trigger weight loss. However, there is no scientific evidence that this method works. In fact, excessive salt consumption can harm your health. If you're looking for evidence-based weight management in the UK, the NHS recommends a combination of balanced nutrition, physical activity, and—in some cases—prescription weight loss medication. This guide explains what the pink salt trick claims, why it doesn't work, and what actually does support sustainable weight loss.
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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.
Why the Pink Salt Trick Doesn't Work for Weight Loss
The pink salt trick typically involves consuming Himalayan pink salt mixed with water before meals, with claims that it "activates metabolism" or "burns fat." These claims have no scientific basis. Here's why:
- Salt doesn't boost metabolism: Sodium does not increase your metabolic rate in a way that causes fat loss. Your body uses salt to regulate fluid balance and blood pressure, not to burn calories.
- Excess salt raises blood pressure: Too much salt increases blood pressure, raising your risk of heart disease and stroke—serious health conditions that weight management aims to prevent.
- Dehydration myth: Some versions claim pink salt causes water loss, which appears as weight loss. This is temporary fluid loss, not fat loss, and regains weight as soon as you rehydrate.
- No clinical evidence: No NHS or peer-reviewed study supports pink salt for weight loss. Reputable weight loss methods are tested in clinical trials.
If you're considering weight management approaches, use our free BMI calculator above to understand your current health status, then speak with your GP about evidence-based options.
Clinically BackedWeight Loss
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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 That Actually Works
Safe, sustainable weight management in the UK is supported by three main strategies: reducing calorie intake, increasing physical activity, and—when clinically appropriate—prescription medication. The NHS weight loss guidance recommends losing 0.5–1 kg per week through balanced diet and exercise.
For adults with a BMI of 30 or above, or BMI of 27–29.9 with weight-related health conditions, prescription weight loss medication may be available through NHS specialist services or private prescription. Medications like Mounjaro and Wegovy are GLP-1 weight loss injections shown in clinical trials to help reduce appetite and support sustainable weight loss alongside lifestyle changes. Your GP can assess whether prescription options are right for you. Try our GLP-1 weight loss calculator to explore potential outcomes, and use the weight converter to track your progress in both metric and imperial units.
- 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 Himalayan pink salt better for weight loss than regular salt?
No. Himalayan pink salt and regular salt contain similar sodium levels and have identical effects on your body. Neither causes weight loss. Both should be consumed in moderation—the NHS recommends no more than 6g (about 1 teaspoon) of salt per day for adults. Excess salt of any kind raises blood pressure and increases disease risk.
What does the pink salt trick claim to do?
The viral trend claims pink salt "activates metabolism," "burns belly fat," or triggers weight loss through hormonal changes. These are unfounded claims with no scientific support. They likely spread on social media without evidence testing. Any legitimate weight loss method is backed by clinical trials and endorsed by health authorities like the NHS.
Can salt cause weight loss through dehydration?
High salt intake may cause temporary water loss, which shows as a lower number on the scale. However, this is not fat loss—it's fluid that returns when you rehydrate. It's also unhealthy; dehydration can cause dizziness, headaches, and kidney problems. True weight loss requires losing body fat, which takes time and calorie deficit.
What's the safest way to lose weight in the UK?
The NHS recommends a balanced diet (Mediterranean diet has strong evidence), regular physical activity (150 minutes moderate exercise per week), and gradual weight loss of 0.5–1 kg per week. For eligible adults, prescription weight loss injections may be available through NHS specialist services or private prescription following clinical assessment.
Should I try internet weight loss trends like the pink salt trick?
No. Viral weight loss trends are rarely evidence-based and can be harmful. Stick to methods endorsed by the NHS or your GP. Legitimate weight loss is supported by clinical trials, takes time, and combines diet, exercise, and sometimes medication. Speak with your GP before starting any new approach to weight management.
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.