What Goes Into the Calculation of Calories Burned?
The total amount of calories burned in a day is made up of a few distinct components that add together to give your overall daily energy expenditure.
Resting Metabolic Rate (RMR)
The largest share — often around 60–70% of your daily total — comes from your resting metabolic rate: the energy your body uses simply to keep you alive (breathing, circulation, cell repair) even if you did nothing at all. Body composition, age, and sex all influence this figure, which is why the average amount of calories burned in a day varies so widely between individuals.
Physical Activity
Movement of any kind — from a structured workout to simply walking to the kitchen — adds to your burn of calories. Formal exercise tends to get the most attention, but everyday non-exercise movement (fidgeting, standing, walking) can account for a surprisingly large portion of your daily total. Tracking your steps is one practical way to keep an eye on this component.
The Thermic Effect of Food
Your body uses energy to digest and process food. Protein has the highest thermic effect of the three macronutrients, which is one reason higher-protein eating is often discussed in the context of GLP-1 journeys — it supports both satiety and the energy your body expends processing meals. For a closer look at day-to-day energy intake, see our guide to how many calories most people eat each day.
What Is a Typical Range?
The average amount of calories burned in a day for adults broadly ranges from roughly 1,600 to 3,000 kcal, with significant variation depending on the factors above. These are general educational figures — your own number will depend on your individual circumstances, and any personal targets should be agreed with your prescriber or a registered dietitian. To explore how your output relates to intake, our page on understanding calories and the broader guide to calories burned cover this in 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.
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Tracking Your Calorie Burn with GLP Trackr
Knowing the recommended amount of calories — and how your intake compares to what you burn — is far easier when the numbers are tracked automatically in one place. GLP Trackr's daily check-in lets you log your steps each morning in under a minute, giving you an ongoing picture of your activity contribution to your daily energy balance.
Pair that with the app's AI food photo scan: point your camera at a meal and get an instant calorie and protein breakdown without manual entry. Over time, the insights feature surfaces patterns in your own data — such as how your activity levels on different days relate to your energy and progress — so you can have more informed conversations with your prescriber or doctor.
For a joined-up view of your energy balance, the app's calorie targets sit alongside your food log and step count, making it straightforward to see how intake and output relate day to day. You can explore how this fits into the bigger picture on our guide to calorie deficit.
GLP Trackr is a tracking tool, not a clinical service — any decisions about your personal calorie goals should be made with your healthcare professional, who knows your full history.
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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.
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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.
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Frequently asked questions.
Your daily calorie burn combines your resting metabolic rate (energy used at rest), physical activity, and the energy used to digest food. Factors like age, weight, sex, and activity level all affect the total, so the figure varies significantly from person to person.
For most adults, the average amount of calories burned in a day falls roughly between 1,600 and 3,000 kcal, depending on body size, age, sex, and activity. This is a general educational range — your own figure depends on your individual circumstances.
GLP-1 medicines primarily work on appetite and fullness rather than directly raising your calorie burn. Changes in activity levels or body composition over time may affect your expenditure. Discuss how this relates to your personal goals with your prescriber or doctor.
Logging your daily steps and food intake in a tracking app is the most practical approach for everyday use. GLP Trackr combines step logging, AI food scanning, and calorie targets in one place, giving you an ongoing picture without manual maths.