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
Low Fat Recipes for Weight Loss
Low fat recipes can be an effective part of a weight management strategy, helping you reduce calorie intake whilst maintaining nutrition and satiety. Combined with regular physical activity and behavioural changes, low fat cooking supports sustainable weight loss. In the UK, the NHS recommends losing weight at a rate of 0.5 to 1 kg per week for best long-term results. Whether you're managing your weight through diet alone or alongside prescription weight loss medication, having practical, tasty recipes makes adherence easier. Use our free BMI calculator above to check your current weight status, and our GLP-1 weight loss calculator to explore how different approaches might support your goals.
10,000+ calculations today · NHS-aligned thresholds · 100% free
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.
Low Fat Cooking Principles for Weight Loss
Low fat recipes support weight loss by reducing calorie density whilst keeping meals satisfying. A calorie deficit of around 500 kcal per day typically results in a loss of approximately 0.5 kg per week. Fat provides 9 calories per gram, compared to protein and carbohydrates at 4 calories per gram, so reducing fat intake naturally lowers overall calories.
- Lean proteins: Chicken breast, turkey, white fish, and lentils provide protein without excess fat
- Whole grains: Brown rice, oats, and wholemeal bread increase fibre and satiety
- Vegetables and fruit: High in nutrients, low in calories, and naturally low fat
- Low fat dairy: Greek yoghurt, skimmed milk, and low fat cheese for calcium without excess saturated fat
- Cooking methods: Grilling, steaming, baking, and air frying instead of frying in oil
Low fat recipes work best when combined with portion control and consistent physical activity. For those exploring prescription weight loss medication like Mounjaro or Wegovy, dietary changes remain the foundation—these medications support your efforts but don't replace healthy eating habits.
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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.
Practical Low Fat Recipe Ideas and Weight Management Strategy
Simple low fat meal ideas include grilled salmon with roasted vegetables, turkey meatballs with tomato sauce, lentil curry made with low fat coconut milk, and stir-fried chicken with egg noodles and plenty of vegetables. Batch cooking and meal prep make it easier to stick to low fat eating throughout the week. Overnight oats with low fat yoghurt, Greek salad with grilled chicken, and vegetable soups are quick options that fit any NHS weight loss strategy. Track your progress using our free progress tracker, and remember that sustainable weight loss involves both dietary changes and increased physical activity. If you're considering weight management support, your GP can discuss whether prescription options alongside your recipes might be appropriate for your individual circumstances.
- 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 low fat recipes effective for weight loss?
Yes, low fat recipes support weight loss by reducing calorie intake—fat provides 9 calories per gram versus 4 for protein and carbs. Combined with portion control and physical activity, low fat eating helps create the calorie deficit needed for sustainable loss of around 0.5 kg per week, as recommended by the NHS.
Can I follow low fat recipes if I'm taking Mounjaro or Wegovy?
Yes, low fat recipes work alongside prescription weight loss medication. Mounjaro and Wegovy support appetite control, but dietary changes remain essential. Your prescriber can advise how to combine recipes with medication for best results.
What are the healthiest low fat proteins for weight loss?
Lean proteins include chicken breast, turkey, white fish like cod and haddock, and plant-based options like lentils and beans. These provide essential amino acids whilst keeping fat intake low. Greek yoghurt and low fat cottage cheese are also excellent protein sources.
How do I make low fat recipes taste good?
Use herbs, spices, vinegars, and low calorie sauces instead of oil-based dressings. Grilling, steaming, and baking create flavour without added fat. Roasting vegetables at high temperature develops natural sweetness and depth of flavour.
Should I use an oil-free diet for faster weight loss?
Completely oil-free diets aren't necessary—small amounts of olive oil contain beneficial nutrients. Focus on creating a sustainable calorie deficit rather than eliminating fat entirely. Very restrictive approaches are harder to maintain long-term. Your GP can advise what approach suits your health status and 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.