How Many Calories Should a Woman Have Each Day?

Calorie requirements are not one-size-fits-all. Several factors interact to determine how much energy your body actually needs each day:

• Basal Metabolic Rate (BMR): The calories your body burns simply to maintain basic functions at rest — breathing, circulation, cell repair. This forms the foundation of any daily estimate.
• Activity level: Someone with a sedentary desk-based day needs fewer calories than someone doing regular vigorous exercise. Physical activity multipliers — ranging from sedentary to very active — are applied to BMR to give a Total Daily Energy Expenditure (TDEE).
• Age: Metabolic rate tends to decline gradually with age, meaning calorie needs often shift over the decades.
• Body composition: Muscle tissue burns more energy at rest than fat tissue, so body composition influences daily requirements.
• Health and medical context: Conditions, medications, and hormonal factors (including perimenopause and menopause) can all affect energy balance.

Because these variables interact differently for every person, a general educational range is a starting point — not a personal prescription. Explore daily calorie guidance for women in more detail, or see how daily calorie needs compare across different people for broader context.

Calorie Needs on a GLP-1 Medicine

Many people on Mounjaro or Wegovy report a significant reduction in appetite and reduced "food noise" — the constant mental chatter about food. This can make it easy to eat very little without realising it. While reduced intake is often part of the treatment journey, eating too few calories over time can affect energy levels, muscle mass, and overall wellbeing. Prioritising protein and nutrient-dense foods within your calorie intake is widely considered important. For guidance specific to your situation, your prescriber or doctor is the right person to advise on your individual targets. You can also read more about how much a woman should eat each day on a GLP-1 journey.

Manually counting calories while appetite is unpredictable can feel like hard work. GLP Trackr's AI-powered food photo scanner makes it effortless — point your phone camera at a meal and the app instantly estimates calories, protein, and macros without you having to search or type a thing.

You can also set a personalised daily calorie target inside the app, so you can see at a glance whether you are hitting your energy goals each day — not just avoiding going over, but making sure you are eating enough. Alongside the calorie target, the app tracks protein and other key nutrients, which matter especially when overall food intake is lower.

All your food data feeds into GLP Trackr's insights dashboard, where you can spot patterns — for example, whether your energy or mood correlates with days when calorie intake was particularly low. It turns scattered daily logs into a clear picture of your journey over time. For a fuller view of your calorie and nutrition tracking options, visit our calorie calculator hub.

Calorie targets are general guidance — your prescriber or doctor can advise on what is appropriate for your individual circumstances and health history. GLP Trackr helps you track and visualise that information; it is not a substitute for professional advice.

Ready to take the guesswork out of hitting your daily goals? Download GLP Trackr on the App Store or Google Play and try it free for 7 days.