Breaking Down Calories Across Your Day
There is no single rule that applies to everyone, but conventional nutritional guidance suggests thinking of your daily calorie budget in rough proportions rather than rigid figures. The right total for you depends on your current weight, height, age, activity level, and what your prescriber or doctor has discussed with you — so treat the percentages below as an educational framework, not a personal prescription.
Breakfast
Many nutrition frameworks suggest breakfast makes up roughly 20–25% of daily calories. For someone eating 1,500 calories a day, that is broadly 300–375 calories. A protein-led breakfast — eggs, Greek yoghurt, or a small portion of oats with protein added — tends to support satiety, which is especially relevant when GLP-1 medicines are already reducing appetite. Skipping breakfast entirely is common on these medicines; if that is the case for you, the calories can shift to other meals, but it is worth discussing any significant changes to your eating pattern with your prescriber or doctor.
Lunch
Lunch is often the mid-sized meal, typically around 30–35% of daily calories. On a 1,500-calorie day, that sits in the region of 450–525 calories. A combination of lean protein, fibre-rich vegetables, and a modest portion of complex carbohydrates works well for many people managing GLP-1-related fullness.
Dinner
Dinner commonly carries the largest single share — around 35–40% — though many people on GLP-1 medicines find their appetite for large evening meals decreases noticeably. Prioritising protein and vegetables and keeping portions flexible is a practical approach.
For broader context on daily totals, see how many calories to consume each day and daily calorie guidance for GLP-1 users. If you want to focus specifically on the morning meal, breakfast calorie targets on a GLP-1 medicine goes into more detail.
average weekly weight change in the first 16 weeks of Mounjaro & Wegovy use*
Tracking the right four numbers — weight, waist, protein and dose — turns a noisy chart into a clear story. That's the loop GLP-1 users keep coming back for.
AI Meal Tracking. Built for GLP 1 Appetites.
Point your camera at any meal and let our AI do the rest. Breakfast, doses, weight, mood all tracked in seconds.
Tracking Your Meal Calories Automatically with GLP Trackr
Working out how many calories are in a meal is easy in theory and surprisingly fiddly in practice — especially when appetite is low and meals are smaller or less structured. GLP Trackr's AI photo scan makes it effortless: point your camera at your plate and the app estimates calories, protein, and macros in seconds, without manual searching or weighing.
Once your meals are logged, GLP Trackr lets you set daily targets for calories and protein so you can see at a glance whether breakfast, lunch, and dinner are landing where you want them — and where the gaps are. The daily check-in also captures mood, energy, and food-noise levels, so you build a fuller picture of how your eating pattern connects to how you feel day to day.
For a joined-up view of your calorie and nutrition tracking, the GLP Trackr calorie calculator hub brings together all the tools in one place.
Keep in mind that calorie targets are personal — the figures discussed here are general educational ranges, not individual advice. Always follow the guidance of your prescriber or doctor, who knows your full history and can help you set goals that are right for you.
Ready to take the guesswork out of meal tracking? Download GLP Trackr on the App Store or Google Play and start a free 7-day trial — just snap a photo of your next meal and let the app do the rest.
What does glptrackr include?
10+ powerful features. One app. Built specifically for Mounjaro and Wegovy users.
Everything your GLP-1 journey needs. Free to try for 7 days.
Morning Check-In
Start every day with a 60-second wellness check-in. Log how you're feeling, track nausea, appetite, energy, and mood — giving you and your care team a complete picture of how your medication is working.
Injection Tracking
Log every dose with a single tap. Track your dose history, phase in your cycle, estimated medication levels, and upcoming injection dates — with reminders so you never miss a scheduled shot.
Hydration Reminders
Staying hydrated is especially important on GLP-1 medications. Set daily water targets, log intake throughout the day, and receive smart nudges when you're falling behind your goal.
Smart Meal Planning
Personalized meal plans built around your current dose phase and side effects. Every meal is GLP-1 optimized — high in protein, gentle on the stomach, and scaled to your reduced appetite.
Recipe Library
Browse 50+ high-protein, GLP-1-friendly recipes filtered by meal type, prep time, and dietary needs. Every recipe includes full nutrition info, step-by-step instructions, and tips for eating with side effects.
Progress Analytics
Beautiful, easy-to-read charts show your weight loss trajectory, weekly nutrition trends, medication responses, and wellbeing scores over time — turning raw data into genuine insights.
AI Meal Scanning
Snap a photo of any meal and get a full nutrition breakdown in seconds — calories, protein, carbs, fat, and fibre. No searching. No manual logging. Just point, snap, and track.
Exercise & Steps
Log walks, workouts, and movement with activity targets that flex with your energy levels. On lower-energy dose days, gentler targets keep you moving without burning out.
Community Support
Connect with thousands of others navigating the same medication journey. Share milestones, ask questions, find accountability partners, and get support from people who truly understand.
Never Forget a Dose Again.
Log your Mounjaro or Wegovy injection in seconds. Track your pen, your dose level, and your injection site — so you always know exactly where you are in your treatment.
Watch Your Body Transform, Week by Week.
Log your weight, measurements, and how you're feeling after each dose. GLPTrackr turns your data into clear, motivating charts that show you how far you've really come.
You're Not on This Journey Alone.
Connect with thousands of real GLP-1 users sharing their wins, side effect tips, and meal ideas. Get the support of people who truly get it — because they're living it too.
Download on the App Store Download on the Google Play
Founding Member Offer
One plan. Everything included. No hidden extras.
Founding Member
Exclusive Offer
Join the first 1,000 membersand lock in our lowest ever price
Offer expires in:
786 of 1000 founding spots remaining
50% OFF
Lifetime Price Lock
Never pay full price • Forever
🔒 No credit card required • Cancel anytime
Premium
Ad-free- Track weight, meals, water, exercise, & sleep
- Log doses, injection sites, & side effects
- 60-second daily morning check-in
- AI meal scanning & barcode scanning
- Personalised AI meal plans & recipes
- Golden Dose Finder AI
- Medication Clock — real-time level tracking
- Daily Brief and predictive side effects
- Full insights & weekly transformation cards
- Unlimited progress photos
- Doctor PDF export & body measurements
- Community Access—Connect with GLP-1 users
Powered by
🔒 No credit card required • Cancel anytime
The Most Advanced GLP-1 Brain Ever Built.
The first AI built exclusively for GLP-1 weight loss. Every insight, every meal plan, every prediction trained on one thing only: helping you get the most out of your medication.
Knows Your Cycle
GLPIQ tracks where you are in your injection cycle and adjusts everything around it: lighter meals on nausea days, higher protein when appetite returns, and smarter targets as your medication level shifts.
Predicts Before You Feel It
GLPIQ learns your personal side effect patterns over time. After a few cycles, it starts warning you the morning before a rough day — and adjusts your meal plan automatically.
Finds Your Golden Dose
GLPIQ analyses every dose you've been on: weight loss rate, side effects, food noise, mood, protein adherence and tells you which dose gave you the best results. No other app does this.
Download glptrackr today.
Available on iOS and Android. 7-day free trial, no credit card needed.
Frequently asked questions.
A common guideline is that breakfast accounts for roughly 20–25% of your daily calorie intake. For someone eating 1,500 calories a day, that is broadly 300–375 calories. Individual needs vary, so discuss your personal targets with your prescriber or doctor.
Lunch is often estimated at around 30–35% of daily calories — approximately 450–525 calories on a 1,500-calorie day. These are general educational figures; your ideal intake depends on your total daily target and personal health goals.
Dinner commonly accounts for the largest share, roughly 35–40% of daily calories. Many people on GLP-1 medicines find their appetite for large evening meals reduces, so flexible, protein-focused portions tend to work well.
There is no strict rule, but spreading protein across meals and keeping portions manageable is often easier on a GLP-1 medicine when appetite is reduced. Your prescriber or doctor can advise on a meal structure that suits your individual needs.
GLP Trackr's AI photo scan estimates calories and protein from a photo of your plate. You can set daily calorie and protein targets, and the app shows how your meals across the day contribute to those goals.