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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Healthy Snacks For Weight Loss At Night
Nighttime snacking doesn't have to sabotage your weight management UK efforts. The key is choosing satisfying options that are low in calories but high in protein, fibre, or healthy fats — foods that keep you fuller longer without excessive energy intake. This guide covers practical late-night snack choices that support sustainable weight loss, whether you're managing your bmi weight loss naturally or alongside prescription weight loss medication like semaglutide (Wegovy). Alongside dietary choices, our free BMI calculator and GLP-1 weight loss calculator can help you understand your current health status and potential progress.
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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.
Best Low-Calorie Night Snacks For Weight Loss
The best nighttime snacks for weight loss are those that satisfy hunger whilst staying within your daily calorie target. Protein-rich options are particularly effective — they trigger satiety signals and help prevent overeating. Consider Greek yoghurt (plain, unsweetened), cottage cheese, or a small handful of almonds or walnuts. Fibre-rich choices like berries, apple slices with almond butter, or a small bowl of oatmeal digest slowly and keep you satisfied longer.
- Greek yoghurt with a drizzle of honey (80–120 calories)
- Handful of mixed nuts (150–200 calories)
- Apple with 1 tablespoon almond butter (150 calories)
- Small bowl of berries (40–60 calories)
- Cottage cheese with cinnamon (80–100 calories)
- Slice of wholemeal toast with hummus (120 calories)
If you're taking GLP-1 weight loss medication like Wegovy, you may find your appetite naturally reduces — though late-night snacking habits can persist. Choosing nutritious options ensures you're still meeting your body's needs when hunger does occur.
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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.
Timing, Portion Control, And Sleep Quality
Eat your snack at least 2–3 hours before bed to allow digestion and avoid sleep disruption. Portion control is essential — measure out servings beforehand rather than eating from the packet. Avoid high-sugar or high-fat snacks late at night, as these spike blood sugar and can trigger cravings.
If nighttime snacking is frequent, consider whether you're actually hungry or eating from habit or boredom. A warm, non-caloric drink like herbal tea or black coffee can satisfy the urge to consume something without calorie intake. For those following nhs weight loss guidance or using prescription weight loss medication, keeping a food diary helps identify patterns and supports your healthcare team in monitoring progress with tools like our free progress tracker.
- 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.
What are the best protein snacks for weight loss at night?
Greek yoghurt, cottage cheese, hard-boiled eggs, and a small handful of nuts are excellent protein sources. Protein triggers fullness signals in your brain and helps preserve muscle during weight loss. A serving of 100–150 calories of protein can satisfy hunger without derailing your intake targets.
Is it bad to eat late at night when trying to lose weight?
The timing of eating matters less than total daily calories. However, eating close to bedtime can disrupt sleep. Aim to eat your last snack 2–3 hours before bed. What matters most for weight management uk is staying within your calorie target and choosing nutritious foods that keep you satisfied.
Can I have snacks if I'm taking Wegovy or semaglutide?
Yes. Although semaglutide (Wegovy) may reduce appetite in clinical trials, some people still experience hunger, especially during dose adjustments. Choosing nutritious, low-calorie snacks ensures you're meeting your nutritional needs when you do eat. Always follow your prescriber's guidance on diet and medication.
What snacks should I avoid at night for weight loss?
Avoid high-sugar snacks like biscuits, sweets, and sugary cereals — they spike blood sugar, trigger cravings, and don't keep you satisfied. Limit crisps and highly processed foods, which are calorie-dense and low in nutrition. Alcohol and caffeine near bedtime can also disrupt sleep, making it harder to maintain healthy eating habits.
How does late-night snacking fit into prescription weight loss medication?
Weight loss medication like GLP-1 weight loss injections works alongside diet and exercise — not instead of them. Choosing healthy snacks supports the medication's effects. A prescriber will discuss your eating habits during your initial clinical assessment and ongoing support. Use our free BMI calculator to track your baseline, and monitor progress with our progress tracker tool.
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.