Why calorie tracking looks different on a GLP-1 medicine
When appetite is reduced, many people on Mounjaro or Wegovy find they eat far less than before — which sounds straightforward, but brings its own challenges. Eating too little protein, for example, can affect how your body responds to weight loss over time. Tracking calories and macros on your iPhone gives you a clear, honest picture of what you are actually consuming day to day.
What to focus on when logging food
- Protein first: many people following a GLP-1-friendly approach aim to prioritise protein at each meal to support muscle and keep energy steady. General guidance commonly suggests aiming for roughly 1.2–1.6 g of protein per kg of body weight, though your own target should be shaped by your prescriber or a registered dietitian.
- Total calories: because appetite suppression can make under-eating easy to miss, logging everything — even small snacks — helps you spot patterns and avoid unintentional gaps.
- Fibre and hydration: commonly reported side effects like constipation are often linked to low fibre and fluid intake, so tracking these alongside calories is genuinely useful.
Why a dedicated GLP-1 tracker beats a generic app
Most mainstream calorie apps are built around conventional diet behaviour — not the smaller, protein-focused eating style that tends to work best on GLP-1 medicines. A free calorie tracker designed around GLP-1 life can log doses, flag patterns between food and side effects, and make the whole journey feel connected rather than fragmented. If you are weighing up your options, exploring the best free calorie tracker apps with GLP-1 users in mind is a worthwhile starting point.
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.
How GLP Trackr's food logging works on iPhone
The standout feature for iPhone users is the AI photo scan: point your camera at a meal and GLP Trackr returns an instant breakdown of calories, protein, carbohydrates, and fat — no manual searching required. On days when appetite is low and eating feels like a chore, that frictionless logging matters.
Three ways to log food in GLP Trackr
- AI photo scan: snap a photo of your plate and let the app estimate the nutrition automatically — useful for mixed meals or home cooking where exact weights are unknown.
- Barcode scanner: point at any packaged food and the nutritional information is pulled in instantly.
- Manual search: search a large food database and add items yourself if you prefer more control.
Targets, insights, and the bigger picture
Beyond logging individual meals, GLP Trackr lets you set daily targets for calories, protein, water, and fibre — so you can see at a glance whether you are hitting your goals or drifting. The daily check-in captures mood, energy, and sleep alongside food data, and the insights section can surface patterns between what you eat and how you feel. All of that information is also easy to bring to your next prescriber appointment through the built-in doctor report.
For a deeper look at building a calorie deficit that works for your GLP-1 journey, the calorie deficit guide explains the principles clearly. You can also explore how calorie tracking on GLP-1 medicines works for more context on getting the most from your logs.
Ready to try it? Download GLP Trackr on the App Store or Google Play — your first 7 days are completely free, no commitment needed.
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.
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Ad-free- Track weight, meals, water, exercise, & sleep
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- Personalised AI meal plans & recipes
- Golden Dose Finder AI
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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.
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Frequently asked questions.
GLP Trackr is free to download on the App Store and includes a 7-day free trial so you can explore all features — including AI food scanning, barcode logging, and calorie targets — before deciding whether to continue.
You take a photo of your meal and GLP Trackr's AI estimates the calories, protein, carbohydrates, and fat automatically. It works for home-cooked meals and mixed dishes where exact weights are hard to measure.
General nutrition guidance commonly suggests around 1.2–1.6 g of protein per kg of body weight, but your personal target should be agreed with your prescriber or a registered dietitian based on your individual circumstances.
Yes. Alongside calories, GLP Trackr tracks protein, carbohydrates, fat, fibre, and water intake. You can also log your dose, weight, mood, energy, sleep, and side effects — giving you a complete picture of your GLP-1 journey.
GLP Trackr is built for people already prescribed either Mounjaro (tirzepatide) or Wegovy (semaglutide). All features — including food logging, dose tracking, and progress insights — are available to users of both medicines.