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Free Calculator

Calorie Deficit Calculator

Find your optimal calorie deficit for sustainable fat loss. See mild, moderate, and aggressive options with weekly loss rates.

Daily Calories to Eat

cal/day
TDEE
maintenance
Deficit
per day
Weekly Loss
estimated
1 kg of fat ≈ 7,700 calories. A 500 cal/day deficit ≈ 0.5 kg/week loss. Never go below 1200 cal (women) or 1500 cal (men) without medical supervision.
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