Calorie Calculator

years
lb
in
BMR (resting calories)
1,712
Daily calories (maintenance)
2,654
For weight loss (−500 cal/day)
2,154
For muscle gain (+300 cal/day)
2,954

This calculator gives a rough estimate of daily calorie needs via Mifflin-St Jeor; real metabolic rate varies ±10-15% with genetics, hormones, and body composition. Not medical advice; consult a registered dietitian or physician for weight-loss decisions.

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