Calorie Calculator
Estimate maintenance, cutting, and bulking calories from age, height, weight, sex, activity, and optional body fat.
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Plan daily calories for maintenance, weight loss, or gain
Calorie Calculator estimates maintenance calories and daily intake targets for weight loss or gain based on current body data, activity level, and goal pace. It helps compare realistic intake ranges before starting a diet plan.
Useful For
- Compare maintenance and weight-loss calories
- Reference daily intake for a target timeline
- Adjust calorie targets by activity level
Good To Know
Weight change is affected by water, sleep, stress, illness, medication, and activity. Avoid extreme restriction and consult a professional for health concerns.
Result Check
Try an example first to understand the input flow. Before submitting, sharing, or copying important output, compare the result with the original source once more.
How It Works
Inputs are calculated or converted in the browser whenever possible. Compare important results with the original source before using them. Reviewed on Jul 1, 2026.
Calorie target checks
Inputs
- Enter current age, height, weight, sex, and activity level
- If body fat is unknown, leave it blank and compare the default formula
Goal
- Choose maintenance, cutting, or bulking first
- Very large deficits can be hard to sustain and may be unhealthy
Adjust
- Revisit after 2-4 weeks of weight trend and energy feedback
- For illness, pregnancy, growth, or medication, seek professional advice
Yes. Based on height, weight, age, sex, and activity level, it estimates maintenance calories and target intake ranges.
Yes. Activity multipliers can change the estimate significantly, so choose the option closest to your real routine.
No. It is a reference calculator. Medical conditions, pregnancy, athletic training, or eating concerns should be discussed with a qualified professional.