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
Healthy Overnight Oats Recipe For Weight Loss
Overnight oats are a simple, convenient breakfast option that can support weight loss when made with the right ingredients. A well-balanced overnight oats recipe provides sustained energy, keeps you fuller for longer, and fits easily into a calorie-controlled diet for weight management UK. Unlike many shop-bought breakfast options, homemade overnight oats let you control portion sizes and sugar content, making them an ideal choice for anyone following NHS weight loss guidance or using prescription weight loss medication alongside lifestyle changes.
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.
Best Ingredients For Weight Loss Overnight Oats
A filling overnight oats recipe for weight loss combines whole grains, protein, and healthy fats. Start with 50g rolled oats (approximately 175 kcal) as your base — oats contain beta-glucans, a soluble fibre that supports satiety and stable blood sugar. Add 150ml low-fat Greek yoghurt (around 100 kcal) for protein, which keeps hunger at bay longer than carbohydrates alone. Include 50ml unsweetened almond milk to reach the right consistency. For flavour without excess calories, add half a mashed banana (about 50 kcal), a pinch of cinnamon, and a teaspoon of ground flaxseed. This combination delivers approximately 380 kcal with 15g protein — ideal for sustainable weight loss when part of a balanced daily diet. Prepare the night before by mixing ingredients in a jar, refrigerate for 4–8 hours, and eat cold or gently warmed. Our free BMI calculator can help you track whether your breakfast choices align with your personal health goals.
Clinically BackedWeight Loss
No appointments. No waiting rooms. Just care — from a UK-regulated online pharmacy.
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.
Making Overnight Oats Work With Weight Loss Medication
If you're using glp-1 weight loss medication like Mounjaro or Wegovy, overnight oats can be a helpful breakfast option — though some people experience reduced appetite and may prefer smaller portions. Because GLP-1 weight loss injections slow gastric emptying (how quickly food leaves your stomach), a fibre-rich breakfast like overnight oats may feel fuller for longer than usual. Start with a smaller portion (25–30g oats instead of 50g) and adjust based on how you feel. Ensure you're eating enough overall — prescription weight loss medication works best alongside proper nutrition, not extreme restriction. Our GLP-1 weight loss calculator can help you understand how medication might fit with your dietary choices. Always consult your GP or prescriber if you experience persistent nausea or appetite changes.
- 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 calories are in a healthy overnight oats recipe for weight loss?
A standard healthy overnight oats recipe with oats, Greek yoghurt, milk, banana, and flaxseed contains approximately 380–420 kcal. You can reduce this to 300–350 kcal by using a smaller portion of oats (30g instead of 50g) or skipping the banana. Individual recipes vary — check labels for exact nutritional information.
Can I eat overnight oats every day for weight loss?
Yes, overnight oats can be eaten daily as part of a balanced weight loss diet. However, vary your toppings and ingredients to ensure you're getting different nutrients. Swap bananas for berries some days, try different nuts, or alternate between Greek yoghurt and cottage cheese to keep meals interesting and nutritionally balanced.
Should I eat overnight oats if I'm taking weight loss injections?
Overnight oats can work well with GLP-1 weight loss medication, but appetite changes are common. Start with smaller portions and eat mindfully. If you experience nausea or feel overly full very quickly, reduce portion size or wait until you've adjusted to your medication. Always speak to your GP or prescriber about dietary changes.
What's the best time to eat overnight oats for weight loss?
Eat overnight oats as your first meal, typically within 2–3 hours of waking. A protein-rich breakfast supports stable blood sugar, reduces mid-morning snacking, and aids sustainable weight loss. This aligns with NHS weight loss recommendations to eat regular, balanced meals rather than skipping breakfast.
Can I make overnight oats ahead for the whole week?
Yes — prepare up to 3–4 jars at a time and refrigerate for up to 4 days. Store in airtight mason jars. After 4 days, the texture changes and oats absorb more liquid. Making smaller batches twice weekly ensures fresher, better-tasting meals while keeping ingredients varied for better nutrition.
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.