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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Are Nuts Good for Weight Loss?
Nuts can be a nutritious part of a weight loss diet when eaten in controlled portions. Despite being calorie-dense, nuts provide protein, healthy fats, and fibre that support satiety and may help reduce overall calorie intake. This guide covers which nuts are best for weight management UK, how much to eat, and how nuts fit alongside other approaches to healthy weight loss.
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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.
Nutritional Benefits of Nuts for Weight Loss
Nuts are nutrient-dense foods rich in protein, healthy unsaturated fats, and dietary fibre — all of which help you feel fuller for longer. Research shows that people who eat nuts regularly tend to have lower body weights than those who avoid them, likely because the combination of protein and fat triggers satiety signals and reduces hunger between meals.
- Almonds: 6g protein and 3.5g fibre per ounce (28g); approximately 164 kcal
- Walnuts: 4.3g protein and 1.9g fibre per ounce; approximately 185 kcal
- Brazil nuts: 4g protein and 2.1g fibre per ounce; approximately 187 kcal
- Pistachios: 6g protein and 3g fibre per ounce; approximately 160 kcal
The fibre and protein content means nuts digest slowly, stabilising blood sugar and reducing cravings. However, portion control remains critical — nuts are calorie-dense, so a small handful (approximately 30g) is an ideal serving size for weight 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.
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Portion Control and Practical Tips
To use nuts effectively for weight management, measure your portions carefully — aim for one small handful (approximately 23 almonds or 14 walnut halves) as a snack, roughly 160–180 kcal. Pre-portion nuts into small containers or bags to avoid eating directly from a large packet, which makes overeating easy. Unsalted and unsweetened varieties are preferable to roasted or candied nuts, which often contain added sugar and salt.
Nuts work best when they replace less healthy snacks rather than add extra calories to your diet. If you're following an NHS weight loss approach or considering prescription weight loss medication, nuts fit well alongside a reduced-calorie, balanced diet. Use our free BMI calculator above to check your current status, and discuss your overall diet plan with your GP.
- 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.
How many nuts should I eat per day for weight loss?
A single serving of approximately 30g (one small handful or 23 almonds) is ideal for weight loss. This provides roughly 160–180 kcal while delivering protein and fibre that support satiety. Eating more than one serving daily typically adds excess calories without additional weight loss benefit.
Are some nuts better than others for losing weight?
Almonds and pistachios are particularly beneficial — they're lower in calories and higher in protein and fibre than many other nuts. Walnuts are also excellent, containing omega-3 fatty acids linked to cardiovascular health. Avoid macadamia nuts (highest in calories) and candied or heavily salted varieties when focusing on weight loss.
Can eating nuts help me lose weight on their own?
Nuts alone won't cause weight loss — you need a calorie deficit for that. However, nuts can support weight loss by reducing hunger and cravings, helping you stick to a reduced-calorie diet. They're most effective when they replace higher-calorie snacks rather than adding extra calories.
Should I eat nuts if I'm taking GLP-1 weight loss medication?
Yes, nuts can be part of a healthy diet alongside GLP-1 medication like Wegovy or Mounjaro. However, as these injections reduce appetite, you may find you eat less overall. Always follow your prescriber's dietary guidance and discuss specific foods with your GP or healthcare team.
Are roasted or raw nuts better for weight loss?
Raw or lightly roasted unsalted nuts are better for weight loss because they contain no added sugar, salt, or oil. Roasted and salted varieties often have added calories and sodium. If you prefer flavour, dry-roasted unsalted nuts are a good compromise — avoid oil-roasted or honey-roasted types.
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.